The SAS System 1 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 9 2.58868 0.28763 56.64 <.0001 Error 781 3.96634 0.00508 Corrected Total 790 6.55502 Root MSE 0.07126 R-Square 0.3949 Dependent Mean 0.39527 Adj R-Sq 0.3879 Coeff Var 18.02903 Parameter Estimates Parameter Standard Variable DF Estimate Error t Value Pr > |t| Intercept 1 -0.39028 0.12049 -3.24 0.0013 medianage 1 -0.00244 0.00102 -2.40 0.0166 meansave 1 6.252609E-8 7.375307E-8 0.85 0.3968 pci 1 0.00000446 9.923671E-7 4.50 <.0001 poverty 1 0.00739 0.00065243 11.33 <.0001 pctvets 1 0.00064916 0.00013590 4.78 <.0001 pctfem 1 1.16910 0.26307 4.44 <.0001 popdens 1 0.01216 0.00199 6.11 <.0001 pctnurse 1 0.00070481 0.00095422 0.74 0.4604 crimeindex 1 -7.16608E-9 7.446374E-9 -0.96 0.3362 The SAS System 2 10:31 Tuesday, February 24, 2004 The CORR Procedure 10 Variables: clin_tot medianage meansave pci poverty pctvets pctfem popdens pctnurse crimeindex Simple Statistics Variable N Mean Std Dev Sum clin_tot 2704 0.39610 0.10182 1071 medianage 2704 34.44453 3.53458 93138 meansave 2704 89939 41462 243196040 pci 2704 16389 3379 44316651 poverty 2704 16.07999 6.65837 43480 pctvets 2704 114.22677 23.06800 308869 pctfem 2704 0.51002 0.01472 1379 popdens 791 0.57018 1.68246 451.01040 pctnurse 2704 9.47611 6.28376 25623 crimeindex 2704 50860 244442 137524925 Simple Statistics Variable Minimum Maximum clin_tot 0.09545 0.84641 medianage 20.00000 55.40000 meansave 7472 631534 pci 6118 37387 poverty 1.90000 52.00000 pctvets 27.83964 272.85714 pctfem 0.37525 0.55389 popdens 0.00130 32.36028 pctnurse 0.08299 59.21986 crimeindex 11.00000 6909151 The SAS System 3 10:31 Tuesday, February 24, 2004 The CORR Procedure Pearson Correlation Coefficients Prob > |r| under H0: Rho=0 Number of Observations clin_tot medianage meansave pci poverty clin_tot 1.00000 -0.05814 -0.14020 -0.22464 0.50104 0.0025 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 medianage -0.05814 1.00000 0.34412 0.09578 -0.15990 0.0025 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 meansave -0.14020 0.34412 1.00000 0.38440 -0.20843 <.0001 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 pci -0.22464 0.09578 0.38440 1.00000 -0.61712 <.0001 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 poverty 0.50104 -0.15990 -0.20843 -0.61712 1.00000 <.0001 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 pctvets -0.10641 0.52619 0.33472 0.22516 -0.29667 <.0001 <.0001 <.0001 <.0001 <.0001 2704 2704 2704 2704 2704 pctfem 0.26879 0.17145 0.17198 0.06026 0.19604 <.0001 <.0001 <.0001 0.0017 <.0001 2704 2704 2704 2704 2704 popdens 0.38836 0.01312 0.36472 0.30646 0.14833 <.0001 0.7126 <.0001 <.0001 <.0001 791 791 791 791 791 pctnurse -0.09358 0.48049 0.41917 -0.03238 -0.05500 <.0001 <.0001 <.0001 0.0923 0.0042 2704 2704 2704 2704 2704 crimeindex 0.12118 -0.10398 0.04314 0.24757 0.02176 <.0001 <.0001 0.0249 <.0001 0.2580 2704 2704 2704 2704 2704 The SAS System 4 10:31 Tuesday, February 24, 2004 The CORR Procedure Pearson Correlation Coefficients Prob > |r| under H0: Rho=0 Number of Observations pctvets pctfem popdens pctnurse crimeindex clin_tot -0.10641 0.26879 0.38836 -0.09358 0.12118 <.0001 <.0001 <.0001 <.0001 <.0001 2704 2704 791 2704 2704 medianage 0.52619 0.17145 0.01312 0.48049 -0.10398 <.0001 <.0001 0.7126 <.0001 <.0001 2704 2704 791 2704 2704 meansave 0.33472 0.17198 0.36472 0.41917 0.04314 <.0001 <.0001 <.0001 <.0001 0.0249 2704 2704 791 2704 2704 pci 0.22516 0.06026 0.30646 -0.03238 0.24757 <.0001 0.0017 <.0001 0.0923 <.0001 2704 2704 791 2704 2704 poverty -0.29667 0.19604 0.14833 -0.05500 0.02176 <.0001 <.0001 <.0001 0.0042 0.2580 2704 2704 791 2704 2704 pctvets 1.00000 0.02335 0.08072 0.34112 -0.03968 0.2249 0.0232 <.0001 0.0391 2704 2704 791 2704 2704 pctfem 0.02335 1.00000 0.23167 0.11527 0.07481 0.2249 <.0001 <.0001 <.0001 2704 2704 791 2704 2704 popdens 0.08072 0.23167 1.00000 -0.07026 0.57723 0.0232 <.0001 0.0482 <.0001 791 791 791 791 791 pctnurse 0.34112 0.11527 -0.07026 1.00000 -0.14148 <.0001 <.0001 0.0482 <.0001 2704 2704 791 2704 2704 crimeindex -0.03968 0.07481 0.57723 -0.14148 1.00000 0.0391 <.0001 <.0001 <.0001 2704 2704 791 2704 2704 The SAS System 5 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable medianage Entered: R-Square = 0.2699 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01674 0.01674 2.22 0.1870 Error 6 0.04527 0.00755 Corrected Total 7 0.06201 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.08668 1.00043 0.00890 1.18 0.3191 medianage 0.04491 0.03015 0.01674 2.22 0.1870 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 medianage 1 0.2699 0.2699 . 2.22 0.1870 The SAS System 6 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pci Entered: R-Square = 0.3212 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01837 0.01837 2.84 0.1430 Error 6 0.03882 0.00647 Corrected Total 7 0.05718 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.15556 0.14607 0.00734 1.13 0.3279 pci 0.00001329 0.00000789 0.01837 2.84 0.1430 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.8459 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04837 0.02419 13.72 0.0093 Error 5 0.00881 0.00176 Corrected Total 7 0.05718 The SAS System 7 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.31974 0.13813 0.00944 5.36 0.0685 pci 0.00004707 0.00000916 0.04650 26.39 0.0037 popdens -0.28823 0.06985 0.03001 17.03 0.0091 Bounds on condition number: 4.9556, 19.823 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.9294 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.05315 0.01772 17.55 0.0091 Error 4 0.00404 0.00101 Corrected Total 7 0.05718 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.15833 0.24337 0.00042713 0.42 0.5508 medianage -0.02307 0.01060 0.00477 4.73 0.0953 pci 0.00006274 0.00001000 0.03974 39.38 0.0033 popdens -0.35066 0.06015 0.03430 33.99 0.0043 Bounds on condition number: 10.3, 58.587 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctfem Entered: R-Square = 0.9778 and C(p) = . The SAS System 8 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.05592 0.01398 33.07 0.0081 Error 3 0.00127 0.00042277 Corrected Total 7 0.05718 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.65531 0.35483 0.00144 3.41 0.1619 medianage -0.03967 0.00944 0.00746 17.64 0.0246 pci 0.00006565 0.00000657 0.04221 99.85 0.0021 pctfem 2.53348 0.99001 0.00277 6.55 0.0833 popdens -0.36262 0.03921 0.03616 85.53 0.0027 Bounds on condition number: 10.619, 100.99 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctvets Entered: R-Square = 0.9892 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.05657 0.01131 36.77 0.0267 Error 2 0.00061539 0.00030770 Corrected Total 7 0.05718 The SAS System 9 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.77716 0.31406 0.00188 6.12 0.1318 medianage -0.03836 0.00811 0.00689 22.39 0.0419 pci 0.00006193 0.00000616 0.03110 101.08 0.0097 pctvets 0.00118 0.00081155 0.00065291 2.12 0.2825 pctfem 2.54360 0.84463 0.00279 9.07 0.0948 popdens -0.34643 0.03525 0.02972 96.59 0.0102 Bounds on condition number: 12.825, 148.17 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pci 1 0.3212 0.3212 . 2.84 0.1430 2 popdens 2 0.5247 0.8459 . 17.03 0.0091 3 medianage 3 0.0835 0.9294 . 4.73 0.0953 4 pctfem 4 0.0484 0.9778 . 6.55 0.0833 5 pctvets 5 0.0114 0.9892 . 2.12 0.2825 The SAS System 10 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.5174 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03516 0.03516 6.43 0.0443 Error 6 0.03279 0.00547 Corrected Total 7 0.06795 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.11621 0.10961 0.00614 1.12 0.3299 meansave 0.00000338 0.00000133 0.03516 6.43 0.0443 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.7479 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05082 0.02541 7.42 0.0319 Error 5 0.01713 0.00343 Corrected Total 7 0.06795 The SAS System 11 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.47118 0.18734 0.02167 6.33 0.0535 meansave 0.00000508 0.00000132 0.05067 14.79 0.0121 pctvets -0.00416 0.00194 0.01566 4.57 0.0855 Bounds on condition number: 1.5615, 6.2462 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.5174 0.5174 . 6.43 0.0443 2 pctvets 2 0.2305 0.7479 . 4.57 0.0855 The SAS System 12 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.2989 and C(p) = -0.6579 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01958 0.01958 3.84 0.0818 Error 9 0.04595 0.00511 Corrected Total 10 0.06553 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23963 0.06220 0.07578 14.84 0.0039 meansave 0.00000196 0.00000100 0.01958 3.84 0.0818 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.4472 and C(p) = 0.0001 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02931 0.01465 3.24 0.0934 Error 8 0.03622 0.00453 Corrected Total 10 0.06553 The SAS System 13 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.61444 0.26241 0.02483 5.48 0.0473 medianage -0.01404 0.00958 0.00972 2.15 0.1810 meansave 0.00000315 0.00000125 0.02902 6.41 0.0352 Bounds on condition number: 1.7473, 6.989 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.2989 0.2989 -0.6579 3.84 0.0818 2 medianage 2 0.1484 0.4472 0.0001 2.15 0.1810 The SAS System 14 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3425 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02585 0.02585 3.13 0.1275 Error 6 0.04961 0.00827 Corrected Total 7 0.07546 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.14053 0.11968 0.01140 1.38 0.2848 poverty 0.01553 0.00878 0.02585 3.13 0.1275 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.5083 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03835 0.01918 2.58 0.1696 Error 5 0.03711 0.00742 Corrected Total 7 0.07546 The SAS System 15 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.64383 2.91764 0.01158 1.56 0.2670 poverty 0.02009 0.00903 0.03672 4.95 0.0767 pctfem 7.24099 5.57839 0.01250 1.68 0.2509 Bounds on condition number: 1.1785, 4.7138 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3425 0.3425 . 3.13 0.1275 2 pctfem 2 0.1657 0.5083 . 1.68 0.2509 The SAS System 16 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot No variable met the 0.3000 significance level for entry into the model. The SAS System 17 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.5174 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01997 0.01997 4.29 0.1071 Error 4 0.01863 0.00466 Corrected Total 5 0.03861 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.44675 0.04765 0.40952 87.91 0.0007 popdens -0.59885 0.28920 0.01997 4.29 0.1071 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.8980 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03467 0.01733 13.20 0.0326 Error 3 0.00394 0.00131 Corrected Total 5 0.03861 The SAS System 18 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.21624 0.07341 0.01140 8.68 0.0602 pci 0.00001566 0.00000468 0.01469 11.19 0.0442 popdens -1.14138 0.22334 0.03430 26.12 0.0145 Bounds on condition number: 2.1157, 8.4628 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctfem Entered: R-Square = 0.9986 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03855 0.01285 461.68 0.0022 Error 2 0.00005567 0.00002784 Corrected Total 5 0.03861 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.36995 0.13471 0.00288 103.43 0.0095 pci 0.00001985 7.681837E-7 0.01858 667.42 0.0015 pctfem 3.04345 0.25765 0.00388 139.53 0.0071 popdens -1.29728 0.03509 0.03804 1366.57 0.0007 Bounds on condition number: 2.6864, 19.266 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9999 and C(p) = . The SAS System 19 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03860 0.00965 2210.51 0.0160 Error 1 0.00000437 0.00000437 Corrected Total 5 0.03861 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.53569 0.07200 0.00199 454.95 0.0298 pci 0.00001999 3.07101E-7 0.01850 4236.71 0.0098 pctfem 3.39149 0.14395 0.00242 555.11 0.0270 popdens -1.32118 0.01555 0.03152 7220.19 0.0075 pctnurse -0.00121 0.00035244 0.00005131 11.75 0.1807 Bounds on condition number: 3.0841, 43.245 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.5174 0.5174 . 4.29 0.1071 2 pci 2 0.3806 0.8980 . 11.19 0.0442 3 pctfem 3 0.1006 0.9986 . 139.53 0.0071 4 pctnurse 4 0.0013 0.9999 . 11.75 0.1807 The SAS System 20 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.4942 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02892 0.02892 6.84 0.0347 Error 7 0.02960 0.00423 Corrected Total 8 0.05853 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.42343 0.03523 0.61077 144.42 <.0001 popdens -0.55263 0.21133 0.02892 6.84 0.0347 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.6499 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03803 0.01902 5.57 0.0429 Error 6 0.02049 0.00342 Corrected Total 8 0.05853 The SAS System 21 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.26471 0.10219 0.02292 6.71 0.0412 meansave 0.00000279 0.00000171 0.00911 2.67 0.1535 popdens -0.62979 0.19569 0.03537 10.36 0.0182 Bounds on condition number: 1.0619, 4.2474 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.4942 0.4942 . 6.84 0.0347 2 meansave 2 0.1557 0.6499 . 2.67 0.1535 The SAS System 22 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.6319 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03334 0.03334 5.15 0.1080 Error 3 0.01942 0.00647 Corrected Total 4 0.05275 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.29380 0.05357 0.19469 30.08 0.0119 popdens 0.15973 0.07038 0.03334 5.15 0.1080 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.9351 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04933 0.02467 14.42 0.0649 Error 2 0.00342 0.00171 Corrected Total 4 0.05275 The SAS System 23 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.49748 0.07208 0.08149 47.64 0.0204 popdens 0.33511 0.06781 0.04177 24.42 0.0386 pctnurse -0.04875 0.01594 0.01599 9.35 0.0924 Bounds on condition number: 3.5125, 14.05 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.9987 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.05268 0.01756 250.67 0.0464 Error 1 0.00007006 0.00007006 Corrected Total 4 0.05275 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.10686 0.08859 0.00010194 1.46 0.4406 medianage 0.01956 0.00283 0.00335 47.84 0.0914 popdens 0.38048 0.01521 0.04384 625.71 0.0254 pctnurse -0.05902 0.00355 0.01935 276.15 0.0383 Bounds on condition number: 4.3149, 29.429 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 24 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.6319 0.6319 . 5.15 0.1080 2 pctnurse 2 0.3032 0.9351 . 9.35 0.0924 3 medianage 3 0.0635 0.9987 . 47.84 0.0914 The SAS System 25 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot No variable met the 0.3000 significance level for entry into the model. The SAS System 26 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.7772 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01847 0.01847 17.44 0.0087 Error 5 0.00529 0.00106 Corrected Total 6 0.02376 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23838 0.03641 0.04539 42.88 0.0012 meansave 0.00000217 5.206568E-7 0.01847 17.44 0.0087 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.9078 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02157 0.01078 19.68 0.0085 Error 4 0.00219 0.00054788 Corrected Total 6 0.02376 The SAS System 27 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.08799 0.06842 0.00090613 1.65 0.2678 meansave 0.00000184 3.999649E-7 0.01160 21.18 0.0100 pci 0.00000975 0.00000410 0.00310 5.66 0.0760 Bounds on condition number: 1.1403, 4.5612 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.9510 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02259 0.00753 19.39 0.0182 Error 3 0.00117 0.00038848 Corrected Total 6 0.02376 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.09896 0.05801 0.00113 2.91 0.1865 meansave 0.00000139 4.362249E-7 0.00395 10.16 0.0498 pci 0.00000934 0.00000346 0.00284 7.30 0.0737 popdens 0.19833 0.12203 0.00103 2.64 0.2026 Bounds on condition number: 1.913, 14.656 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 28 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.7772 0.7772 . 17.44 0.0087 2 pci 2 0.1305 0.9078 . 5.66 0.0760 3 popdens 3 0.0432 0.9510 . 2.64 0.2026 The SAS System 29 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.7645 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02897 0.02897 9.74 0.0524 Error 3 0.00892 0.00297 Corrected Total 4 0.03790 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.38655 0.23954 0.00775 2.60 0.2050 pctvets 0.00684 0.00219 0.02897 9.74 0.0524 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.9314 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03530 0.01765 13.58 0.0686 Error 2 0.00260 0.00130 Corrected Total 4 0.03790 The SAS System 30 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.86086 0.26705 0.01351 10.39 0.0842 pctvets 0.01239 0.00290 0.02369 18.22 0.0507 crimeindex -0.00000187 8.46372E-7 0.00632 4.87 0.1582 Bounds on condition number: 4.0086, 16.034 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.7645 0.7645 . 9.74 0.0524 2 crimeindex 2 0.1669 0.9314 . 4.87 0.1582 The SAS System 31 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.6725 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.06832 0.06832 10.27 0.0239 Error 5 0.03327 0.00665 Corrected Total 6 0.10159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.10346 0.09423 0.00802 1.21 0.3223 meansave 0.00000361 0.00000113 0.06832 10.27 0.0239 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.8544 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.08680 0.04340 11.74 0.0212 Error 4 0.01479 0.00370 Corrected Total 6 0.10159 The SAS System 32 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.05214 0.09890 0.00103 0.28 0.6259 meansave 0.00000366 8.392554E-7 0.07020 18.98 0.0121 poverty 0.00926 0.00414 0.01848 5.00 0.0891 Bounds on condition number: 1.0007, 4.0029 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.9473 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.09623 0.03208 17.97 0.0202 Error 3 0.00536 0.00179 Corrected Total 6 0.10159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.00399 0.07292 0.00000533 0.00 0.9598 meansave 0.00000258 7.487873E-7 0.02114 11.84 0.0412 poverty 0.00813 0.00292 0.01385 7.76 0.0687 popdens 0.13230 0.05754 0.00944 5.29 0.1051 Bounds on condition number: 1.6711, 13.053 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pci Entered: R-Square = 0.9805 and C(p) = . The SAS System 33 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.09960 0.02490 25.08 0.0387 Error 2 0.00199 0.00099285 Corrected Total 6 0.10159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.25093 0.14868 0.00283 2.85 0.2335 meansave 0.00000145 8.293609E-7 0.00302 3.04 0.2232 pci 0.00001169 0.00000635 0.00337 3.39 0.2068 poverty 0.01564 0.00462 0.01138 11.46 0.0773 popdens 0.14860 0.04382 0.01142 11.50 0.0770 Bounds on condition number: 6.4605, 65.91 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctfem Entered: R-Square = 0.9978 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.10137 0.02027 91.87 0.0790 Error 1 0.00022067 0.00022067 Corrected Total 6 0.10159 The SAS System 34 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.20655 1.04742 0.00207 9.37 0.2010 meansave 0.00000119 4.014411E-7 0.00194 8.78 0.2072 pci 0.00001740 0.00000361 0.00513 23.24 0.1302 poverty 0.01706 0.00224 0.01286 58.26 0.0829 pctfem 5.61451 1.98522 0.00177 8.00 0.2164 popdens 0.10399 0.02599 0.00353 16.01 0.1559 Bounds on condition number: 9.4003, 120.51 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.6725 0.6725 . 10.27 0.0239 2 poverty 2 0.1819 0.8544 . 5.00 0.0891 3 popdens 3 0.0929 0.9473 . 5.29 0.1051 4 pci 4 0.0332 0.9805 . 3.39 0.2068 5 pctfem 5 0.0174 0.9978 . 8.00 0.2164 The SAS System 35 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.8545 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03212 0.03212 17.61 0.0247 Error 3 0.00547 0.00182 Corrected Total 4 0.03759 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.19178 0.05409 0.02292 12.57 0.0382 poverty 0.01639 0.00391 0.03212 17.61 0.0247 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.9958 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03743 0.01871 237.40 0.0042 Error 2 0.00015766 0.00007883 Corrected Total 4 0.03759 The SAS System 36 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.11828 0.01438 0.00534 67.69 0.0145 poverty 0.01641 0.00081196 0.03222 408.71 0.0024 pctnurse 0.01412 0.00172 0.00531 67.39 0.0145 Bounds on condition number: 1, 4.0001 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 1.0000 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03759 0.01253 245820 0.0023 Error 1 5.096682E-8 5.096682E-8 Corrected Total 4 0.03759 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.13546 0.00047862 0.00408 80101.2 0.0022 poverty 0.01613 0.00002128 0.02927 574392 0.0020 pctnurse 0.01247 0.00005280 0.00284 55792.0 0.0027 crimeindex -3.16773E-8 5.69642E-10 0.00015761 3092.37 0.0114 Bounds on condition number: 1.5192, 12.119 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 37 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.8545 0.8545 . 17.61 0.0247 2 pctnurse 2 0.1413 0.9958 . 67.39 0.0145 3 crimeindex 3 0.0042 1.0000 . 3092.37 0.0114 The SAS System 38 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3119 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02329 0.02329 2.72 0.1502 Error 6 0.05139 0.00856 Corrected Total 7 0.07468 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23035 0.08837 0.05820 6.79 0.0403 poverty 0.00977 0.00593 0.02329 2.72 0.1502 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.4747 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03545 0.01773 2.26 0.2000 Error 5 0.03923 0.00785 Corrected Total 7 0.07468 The SAS System 39 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.18850 0.09102 0.03365 4.29 0.0931 poverty 0.00970 0.00567 0.02293 2.92 0.1481 popdens 0.10012 0.08042 0.01216 1.55 0.2683 Bounds on condition number: 1.0001, 4.0005 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3119 0.3119 . 2.72 0.1502 2 popdens 2 0.1628 0.4747 . 1.55 0.2683 The SAS System 40 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.6298 and C(p) = 44.7979 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02777 0.02777 17.01 0.0021 Error 10 0.01632 0.00163 Corrected Total 11 0.04409 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.01919 0.09977 0.00006039 0.04 0.8513 pctvets 0.00345 0.00083669 0.02777 17.01 0.0021 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.6880 and C(p) = 38.4985 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03033 0.01517 9.92 0.0053 Error 9 0.01376 0.00153 Corrected Total 11 0.04409 The SAS System 41 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.04494 0.09857 0.00031771 0.21 0.6593 pctvets 0.00382 0.00085711 0.03029 19.81 0.0016 crimeindex -2.75596E-7 2.127153E-7 0.00257 1.68 0.2274 Bounds on condition number: 1.1206, 4.4825 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.7356 and C(p) = 33.7004 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03244 0.01081 7.42 0.0107 Error 8 0.01166 0.00146 Corrected Total 11 0.04409 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.12653 0.11780 0.00168 1.15 0.3141 pci 0.00000696 0.00000579 0.00210 1.44 0.2641 pctvets 0.00353 0.00087092 0.02387 16.38 0.0037 crimeindex -4.68196E-7 2.623782E-7 0.00464 3.18 0.1122 Bounds on condition number: 1.9253, 14.784 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.8139 and C(p) = 24.5429 The SAS System 42 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03589 0.00897 7.65 0.0107 Error 7 0.00821 0.00117 Corrected Total 11 0.04409 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.22450 0.12011 0.00410 3.49 0.1038 pci 0.00000926 0.00000537 0.00349 2.98 0.1282 pctvets 0.00456 0.00098626 0.02504 21.36 0.0024 pctnurse -0.00749 0.00436 0.00345 2.94 0.1300 crimeindex -6.60661E-7 2.607319E-7 0.00753 6.42 0.0390 Bounds on condition number: 2.1953, 32.133 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable poverty Entered: R-Square = 0.8535 and C(p) = 20.8905 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03763 0.00753 6.99 0.0173 Error 6 0.00646 0.00108 Corrected Total 11 0.04409 The SAS System 43 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.33577 0.14448 0.00581 5.40 0.0591 pci 0.00001657 0.00000771 0.00498 4.62 0.0751 poverty 0.00461 0.00362 0.00175 1.62 0.2497 pctvets 0.00392 0.00107 0.01452 13.49 0.0104 pctnurse -0.00764 0.00418 0.00359 3.34 0.1175 crimeindex -7.03562E-7 2.52102E-7 0.00838 7.79 0.0315 Bounds on condition number: 4.6123, 70.09 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pctfem Entered: R-Square = 0.9419 and C(p) = 10.2835 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.04153 0.00692 13.51 0.0059 Error 5 0.00256 0.00051224 Corrected Total 11 0.04409 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.35864 0.62227 0.00244 4.77 0.0808 pci 0.00003094 0.00000744 0.00885 17.28 0.0088 poverty 0.01159 0.00355 0.00545 10.63 0.0224 pctvets 0.00441 0.00075777 0.01735 33.88 0.0021 pctfem -4.18341 1.51652 0.00390 7.61 0.0399 pctnurse -0.00238 0.00346 0.00024270 0.47 0.5219 crimeindex -8.09744E-7 1.781092E-7 0.01059 20.67 0.0061 Bounds on condition number: 9.0414, 171.27 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 44 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pctnurse Removed: R-Square = 0.9364 and C(p) = 9.0685 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.04129 0.00826 17.67 0.0016 Error 6 0.00280 0.00046732 Corrected Total 11 0.04409 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.61442 0.47674 0.00536 11.47 0.0147 pci 0.00003235 0.00000684 0.01046 22.37 0.0032 poverty 0.01250 0.00315 0.00738 15.80 0.0073 pctvets 0.00425 0.00069082 0.01773 37.93 0.0008 pctfem -4.75894 1.20845 0.00725 15.51 0.0076 crimeindex -7.81391E-7 1.65508E-7 0.01042 22.29 0.0033 Bounds on condition number: 8.3645, 110.89 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable meansave Entered: R-Square = 0.9748 and C(p) = 5.5926 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.04298 0.00716 32.25 0.0008 Error 5 0.00111 0.00022216 Corrected Total 11 0.04409 The SAS System 45 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.83786 0.43264 0.00083323 3.75 0.1105 meansave -8.4557E-7 3.062939E-7 0.00169 7.62 0.0398 pci 0.00004265 0.00000601 0.01117 50.30 0.0009 poverty 0.01557 0.00244 0.00907 40.82 0.0014 pctvets 0.00439 0.00047879 0.01867 84.04 0.0003 pctfem -3.54992 0.94130 0.00316 14.22 0.0130 crimeindex -0.00000103 1.464066E-7 0.01109 49.94 0.0009 Bounds on condition number: 13.609, 227.5 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.6298 0.6298 44.7979 17.01 0.0021 2 crimeindex 2 0.0582 0.6880 38.4985 1.68 0.2274 3 pci 3 0.0477 0.7356 33.7004 1.44 0.2641 4 pctnurse 4 0.0782 0.8139 24.5429 2.94 0.1300 5 poverty 5 0.0396 0.8535 20.8905 1.62 0.2497 6 pctfem 6 0.0884 0.9419 10.2835 7.61 0.0399 7 pctnurse 5 0.0055 0.9364 9.0685 0.47 0.5219 8 meansave 6 0.0384 0.9748 5.5926 7.62 0.0398 The SAS System 46 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.6464 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02041 0.02041 5.48 0.1011 Error 3 0.01116 0.00372 Corrected Total 4 0.03157 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -4.62655 2.13877 0.01741 4.68 0.1192 pctfem 9.80982 4.18895 0.02041 5.48 0.1011 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.8915 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02814 0.01407 8.22 0.1085 Error 2 0.00343 0.00171 Corrected Total 4 0.03157 The SAS System 47 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.42972 1.55648 0.00832 4.86 0.1584 poverty 0.01058 0.00498 0.00774 4.52 0.1675 pctfem 7.20642 3.09472 0.00929 5.42 0.1453 Bounds on condition number: 1.1858, 4.743 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9997 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03156 0.01052 1023.44 0.0230 Error 1 0.00001028 0.00001028 Corrected Total 4 0.03157 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.82255 0.12249 0.01001 973.91 0.0204 poverty 0.00889 0.00039677 0.00516 501.64 0.0284 pctvets 0.00314 0.00017252 0.00342 332.26 0.0349 pctfem 7.27969 0.23978 0.00947 921.75 0.0210 Bounds on condition number: 1.2547, 10.519 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 48 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.6464 0.6464 . 5.48 0.1011 2 poverty 2 0.2451 0.8915 . 4.52 0.1675 3 pctvets 3 0.1082 0.9997 . 332.26 0.0349 The SAS System 49 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.2923 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01660 0.01660 2.06 0.2102 Error 5 0.04020 0.00804 Corrected Total 6 0.05680 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32906 0.06833 0.18647 23.19 0.0048 meansave 9.952619E-7 6.926157E-7 0.01660 2.06 0.2102 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.5161 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02931 0.01466 2.13 0.2342 Error 4 0.02749 0.00687 Corrected Total 6 0.05680 The SAS System 50 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.56445 0.18425 0.06450 9.39 0.0375 meansave 0.00000145 7.230105E-7 0.02771 4.03 0.1151 pctvets -0.00245 0.00180 0.01271 1.85 0.2454 Bounds on condition number: 1.2749, 5.0994 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 0.6859 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03896 0.01299 2.18 0.2689 Error 3 0.01784 0.00595 Corrected Total 6 0.05680 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.53032 0.17348 0.05558 9.34 0.0551 meansave 0.00000208 8.333364E-7 0.03700 6.22 0.0882 pctvets -0.00220 0.00169 0.01015 1.71 0.2826 crimeindex -4.33944E-7 3.407345E-7 0.00965 1.62 0.2925 Bounds on condition number: 1.9569, 15.144 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9936 and C(p) = . The SAS System 51 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.05644 0.01411 78.09 0.0127 Error 2 0.00036139 0.00018070 Corrected Total 6 0.05680 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.35738 0.03498 0.01886 104.38 0.0094 meansave 0.00000741 5.608474E-7 0.03151 174.40 0.0057 pctvets 0.00186 0.00050669 0.00242 13.41 0.0672 pctnurse -0.11867 0.01207 0.01748 96.74 0.0102 crimeindex -0.00000108 8.887061E-8 0.02689 148.83 0.0067 Bounds on condition number: 29.175, 262.55 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pci Entered: R-Square = 0.9994 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.05677 0.01135 339.97 0.0412 Error 1 0.00003340 0.00003340 Corrected Total 6 0.05680 The SAS System 52 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.26788 0.03228 0.00230 68.88 0.0763 meansave 0.00000767 2.555776E-7 0.03009 901.15 0.0212 pci 0.00000538 0.00000172 0.00032800 9.82 0.1966 pctvets 0.00197 0.00022080 0.00265 79.48 0.0711 pctnurse -0.12631 0.00573 0.01622 485.74 0.0289 crimeindex -0.00000111 3.887007E-8 0.02707 810.53 0.0224 Bounds on condition number: 34.914, 387.46 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.2923 0.2923 . 2.06 0.2102 2 pctvets 2 0.2238 0.5161 . 1.85 0.2454 3 crimeindex 3 0.1698 0.6859 . 1.62 0.2925 4 pctnurse 4 0.3078 0.9936 . 96.74 0.0102 5 pci 5 0.0058 0.9994 . 9.82 0.1966 The SAS System 53 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.3863 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01186 0.01186 4.41 0.0740 Error 7 0.01884 0.00269 Corrected Total 8 0.03070 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.21112 0.07564 0.02097 7.79 0.0269 meansave 0.00000207 9.872227E-7 0.01186 4.41 0.0740 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.7427 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02280 0.01140 8.66 0.0170 Error 6 0.00790 0.00132 Corrected Total 8 0.03070 The SAS System 54 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.17819 0.05412 0.01427 10.84 0.0166 meansave 0.00000286 7.419542E-7 0.01949 14.81 0.0085 popdens -0.05265 0.01826 0.01094 8.31 0.0280 Bounds on condition number: 1.1547, 4.6186 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctnurse Entered: R-Square = 0.8426 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02587 0.00862 8.92 0.0189 Error 5 0.00483 0.00096651 Corrected Total 8 0.03070 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.05732 0.08219 0.00047012 0.49 0.5166 meansave 0.00000340 7.060823E-7 0.02244 23.22 0.0048 popdens -0.04920 0.01577 0.00941 9.73 0.0263 pctnurse 0.01217 0.00683 0.00307 3.17 0.1350 Bounds on condition number: 1.4244, 11.804 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable medianage Entered: R-Square = 0.8873 and C(p) = . The SAS System 55 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02724 0.00681 7.88 0.0352 Error 4 0.00346 0.00086466 Corrected Total 8 0.03070 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.75611 0.55977 0.00158 1.82 0.2481 medianage -0.02533 0.02009 0.00137 1.59 0.2760 meansave 0.00000434 0.00000100 0.01628 18.83 0.0123 popdens -0.04887 0.01492 0.00928 10.73 0.0306 pctnurse 0.01931 0.00859 0.00437 5.05 0.0879 Bounds on condition number: 3.1957, 36.856 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.3863 0.3863 . 4.41 0.0740 2 popdens 2 0.3564 0.7427 . 8.31 0.0280 3 pctnurse 3 0.0999 0.8426 . 3.17 0.1350 4 medianage 4 0.0448 0.8873 . 1.59 0.2760 The SAS System 56 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.5073 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04638 0.04638 7.21 0.0313 Error 7 0.04504 0.00643 Corrected Total 8 0.09141 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.17693 0.08313 0.02914 4.53 0.0709 poverty 0.01415 0.00527 0.04638 7.21 0.0313 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.5073 0.5073 . 7.21 0.0313 The SAS System 57 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable crimeindex Entered: R-Square = 0.2629 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01322 0.01322 2.14 0.1939 Error 6 0.03707 0.00618 Corrected Total 7 0.05028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.44243 0.03156 1.21388 196.49 <.0001 crimeindex -9.06265E-8 6.195727E-8 0.01322 2.14 0.1939 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.4789 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02408 0.01204 2.30 0.1961 Error 5 0.02621 0.00524 Corrected Total 7 0.05028 The SAS System 58 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.36382 0.06187 0.18126 34.58 0.0020 meansave 0.00000105 7.293455E-7 0.01086 2.07 0.2095 crimeindex -1.01469E-7 5.7562E-8 0.01629 3.11 0.1382 Bounds on condition number: 1.0174, 4.0697 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.6924 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03482 0.01161 3.00 0.1580 Error 4 0.01547 0.00387 Corrected Total 7 0.05028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.73375 0.22827 0.03995 10.33 0.0325 medianage -0.01186 0.00712 0.01074 2.78 0.1710 meansave 0.00000120 6.32764E-7 0.01387 3.59 0.1312 crimeindex -1.03875E-7 4.946439E-8 0.01705 4.41 0.1037 Bounds on condition number: 1.0379, 9.2296 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9088 and C(p) = . The SAS System 59 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.04570 0.01142 7.47 0.0651 Error 3 0.00459 0.00153 Corrected Total 7 0.05028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.82587 0.14763 0.04785 31.29 0.0113 medianage -0.01728 0.00492 0.01890 12.36 0.0390 meansave 0.00000106 4.010749E-7 0.01075 7.03 0.0769 pctnurse 0.01709 0.00641 0.01088 7.12 0.0758 crimeindex -6.98861E-8 3.361173E-8 0.00661 4.32 0.1291 Bounds on condition number: 1.404, 19.513 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable popdens Entered: R-Square = 0.9575 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.04815 0.00963 9.01 0.1030 Error 2 0.00214 0.00107 Corrected Total 7 0.05028 The SAS System 60 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.77810 0.12743 0.03987 37.28 0.0258 medianage -0.01791 0.00413 0.02009 18.79 0.0493 meansave 0.00000192 6.595701E-7 0.00909 8.50 0.1003 popdens -0.09448 0.06244 0.00245 2.29 0.2694 pctnurse 0.02257 0.00647 0.01303 12.18 0.0732 crimeindex 1.290563E-7 1.344455E-7 0.00098527 0.92 0.4384 Bounds on condition number: 30.459, 325.15 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable crimeindex Removed: R-Square = 0.9379 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.04716 0.01179 11.32 0.0373 Error 3 0.00312 0.00104 Corrected Total 7 0.05028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.80672 0.12226 0.04533 43.54 0.0071 medianage -0.01741 0.00405 0.01929 18.53 0.0231 meansave 0.00000140 3.688708E-7 0.01503 14.43 0.0320 popdens -0.03587 0.01288 0.00807 7.75 0.0687 pctnurse 0.01876 0.00504 0.01443 13.86 0.0338 Bounds on condition number: 1.3314, 20.563 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 61 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 crimeindex 1 0.2629 0.2629 . 2.14 0.1939 2 meansave 2 0.2160 0.4789 . 2.07 0.2095 3 medianage 3 0.2135 0.6924 . 2.78 0.1710 4 pctnurse 4 0.2164 0.9088 . 7.12 0.0758 5 popdens 5 0.0487 0.9575 . 2.29 0.2694 6 crimeindex 4 0.0196 0.9379 . 0.92 0.4384 The SAS System 62 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.2017 and C(p) = -3.4822 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01231 0.01231 2.27 0.1659 Error 9 0.04873 0.00541 Corrected Total 10 0.06104 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.39578 0.02629 1.22719 226.65 <.0001 popdens 0.05369 0.03560 0.01231 2.27 0.1659 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.3198 and C(p) = -2.0025 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01952 0.00976 1.88 0.2141 Error 8 0.04152 0.00519 Corrected Total 10 0.06104 The SAS System 63 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.43975 0.04533 0.48850 94.12 <.0001 popdens 0.04526 0.03559 0.00840 1.62 0.2392 pctnurse -0.00757 0.00643 0.00721 1.39 0.2725 Bounds on condition number: 1.0421, 4.1684 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.2017 0.2017 -3.4822 2.27 0.1659 2 pctnurse 2 0.1181 0.3198 -2.0025 1.39 0.2725 The SAS System 64 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pci Entered: R-Square = 0.7699 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01091 0.01091 10.04 0.0505 Error 3 0.00326 0.00109 Corrected Total 4 0.01417 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.04137 0.14134 0.00009312 0.09 0.7888 pci 0.00002610 0.00000824 0.01091 10.04 0.0505 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.9720 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01378 0.00689 34.70 0.0280 Error 2 0.00039705 0.00019852 Corrected Total 4 0.01417 The SAS System 65 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.21335 0.07549 0.00159 7.99 0.1057 meansave 0.00000176 4.627091E-7 0.00286 14.43 0.0628 pci 0.00002999 0.00000367 0.01328 66.92 0.0146 Bounds on condition number: 1.0847, 4.339 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9972 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01413 0.00471 117.25 0.0678 Error 1 0.00004018 0.00004018 Corrected Total 4 0.01417 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.31429 0.04796 0.00173 42.94 0.0964 meansave 0.00000164 2.117733E-7 0.00241 60.08 0.0817 pci 0.00002754 0.00000184 0.00896 223.09 0.0426 pctvets 0.00132 0.00044372 0.00035687 8.88 0.2061 Bounds on condition number: 1.3552, 11.189 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 66 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pci 1 0.7699 0.7699 . 10.04 0.0505 2 meansave 2 0.2021 0.9720 . 14.43 0.0628 3 pctvets 3 0.0252 0.9972 . 8.88 0.2061 The SAS System 67 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.6259 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01977 0.01977 10.04 0.0194 Error 6 0.01182 0.00197 Corrected Total 7 0.03159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.34941 0.02595 0.35709 181.32 <.0001 popdens 0.19003 0.05998 0.01977 10.04 0.0194 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.7051 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02227 0.01114 5.98 0.0472 Error 5 0.00932 0.00186 Corrected Total 7 0.03159 The SAS System 68 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.49365 0.12702 0.02814 15.10 0.0116 pci -0.00000805 0.00000695 0.00250 1.34 0.2989 popdens 0.17271 0.06022 0.01532 8.23 0.0351 Bounds on condition number: 1.0657, 4.2627 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.8414 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02658 0.00886 7.08 0.0446 Error 4 0.00501 0.00125 Corrected Total 7 0.03159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.21413 0.40219 0.01141 9.11 0.0392 pci -0.00004069 0.00001849 0.00606 4.84 0.0927 poverty -0.01294 0.00698 0.00431 3.44 0.1372 popdens 0.30202 0.08543 0.01565 12.50 0.0241 Bounds on condition number: 15.595, 90.04 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.8998 and C(p) = . The SAS System 69 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02842 0.00711 6.74 0.0745 Error 3 0.00316 0.00105 Corrected Total 7 0.03159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.05937 0.38726 0.00789 7.48 0.0716 meansave 9.575626E-7 7.242515E-7 0.00184 1.75 0.2779 pci -0.00003790 0.00001711 0.00518 4.91 0.1135 poverty -0.01018 0.00674 0.00241 2.28 0.2280 popdens 0.26526 0.08320 0.01072 10.17 0.0498 Bounds on condition number: 17.255, 134.88 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable medianage Entered: R-Square = 0.9625 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03040 0.00608 10.27 0.0911 Error 2 0.00118 0.00059223 Corrected Total 7 0.03159 The SAS System 70 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.70271 0.45606 0.00825 13.94 0.0648 medianage -0.02802 0.01532 0.00198 3.34 0.2090 meansave 0.00000317 0.00000133 0.00338 5.71 0.1394 pci -0.00003059 0.00001343 0.00307 5.19 0.1504 poverty -0.00884 0.00510 0.00178 3.01 0.2251 popdens 0.09675 0.11127 0.00044777 0.76 0.4762 Bounds on condition number: 17.616, 338.33 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable popdens Removed: R-Square = 0.9483 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02995 0.00749 13.76 0.0285 Error 3 0.00163 0.00054408 Corrected Total 7 0.03159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.84926 0.40619 0.01128 20.73 0.0199 medianage -0.03905 0.00823 0.01226 22.53 0.0177 meansave 0.00000413 7.047526E-7 0.01870 34.38 0.0099 pci -0.00002318 0.00000994 0.00296 5.43 0.1020 poverty -0.00626 0.00398 0.00135 2.48 0.2133 Bounds on condition number: 11.659, 109.03 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 71 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable crimeindex Entered: R-Square = 0.9877 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03120 0.00624 32.08 0.0305 Error 2 0.00038898 0.00019449 Corrected Total 7 0.03159 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.63603 0.25708 0.00788 40.50 0.0238 medianage -0.03304 0.00546 0.00712 36.59 0.0263 meansave 0.00000398 4.25698E-7 0.01699 87.36 0.0113 pci -0.00002198 0.00000596 0.00264 13.59 0.0663 poverty -0.00665 0.00238 0.00151 7.79 0.1080 crimeindex 1.274868E-7 5.042378E-8 0.00124 6.39 0.1273 Bounds on condition number: 11.707, 156.86 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable pctfem Entered: R-Square = 0.9984 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.03153 0.00526 101.34 0.0759 Error 1 0.00005186 0.00005186 Corrected Total 7 0.03159 The SAS System 72 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.01753 0.27655 0.00070214 13.54 0.1689 medianage -0.03698 0.00322 0.00686 132.25 0.0552 meansave 0.00000372 2.421485E-7 0.01224 236.01 0.0414 pci -0.00002381 0.00000316 0.00294 56.72 0.0840 poverty -0.00836 0.00140 0.00184 35.57 0.1058 pctfem 1.62550 0.63758 0.00033712 6.50 0.2380 crimeindex 9.086686E-8 2.973772E-8 0.00048424 9.34 0.2014 Bounds on condition number: 15.196, 250.21 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.6259 0.6259 . 10.04 0.0194 2 pci 2 0.0792 0.7051 . 1.34 0.2989 3 poverty 3 0.1363 0.8414 . 3.44 0.1372 4 meansave 4 0.0584 0.8998 . 1.75 0.2779 5 medianage 5 0.0627 0.9625 . 3.34 0.2090 6 popdens 4 0.0142 0.9483 . 0.76 0.4762 7 crimeindex 5 0.0394 0.9877 . 6.39 0.1273 8 pctfem 6 0.0107 0.9984 . 6.50 0.2380 The SAS System 73 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.5295 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.07652 0.07652 9.00 0.0171 Error 8 0.06799 0.00850 Corrected Total 9 0.14451 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.11007 0.08284 0.01500 1.77 0.2206 poverty 0.02050 0.00683 0.07652 9.00 0.0171 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.5295 0.5295 . 9.00 0.0171 The SAS System 74 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.3729 and C(p) = 55.9738 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04001 0.04001 6.54 0.0266 Error 11 0.06728 0.00612 Corrected Total 12 0.10729 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.05816 0.14099 0.00104 0.17 0.6879 pctvets 0.00295 0.00115 0.04001 6.54 0.0266 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.4684 and C(p) = 48.0788 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05026 0.02513 4.41 0.0424 Error 10 0.05703 0.00570 Corrected Total 12 0.10729 The SAS System 75 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.54152 1.20122 0.00939 1.65 0.2283 pctvets 0.00307 0.00112 0.04308 7.55 0.0205 pctfem 3.09879 2.31194 0.01025 1.80 0.2098 Bounds on condition number: 1.0066, 4.0263 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.6133 and C(p) = 35.0730 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06579 0.02193 4.76 0.0297 Error 9 0.04149 0.00461 Corrected Total 12 0.10729 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.20865 1.13953 0.01732 3.76 0.0846 meansave 0.00000125 6.785304E-7 0.01554 3.37 0.0996 pctvets 0.00261 0.00103 0.02945 6.39 0.0324 pctfem 4.29296 2.17809 0.01791 3.88 0.0802 Bounds on condition number: 1.1726, 10.037 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable crimeindex Entered: R-Square = 0.6885 and C(p) = 29.2793 The SAS System 76 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07386 0.01847 4.42 0.0354 Error 8 0.03342 0.00418 Corrected Total 12 0.10729 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.41907 1.09528 0.02038 4.88 0.0582 meansave 0.00000102 6.659291E-7 0.00981 2.35 0.1640 pctvets 0.00266 0.00098468 0.03054 7.31 0.0269 pctfem 4.70446 2.09446 0.02108 5.05 0.0549 crimeindex 8.099695E-8 5.827906E-8 0.00807 1.93 0.2020 Bounds on condition number: 1.2464, 18.241 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctnurse Entered: R-Square = 0.7680 and C(p) = 23.0374 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.08240 0.01648 4.63 0.0347 Error 7 0.02489 0.00356 Corrected Total 12 0.10729 The SAS System 77 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.70637 1.02730 0.02468 6.94 0.0337 meansave 6.015396E-7 6.712216E-7 0.00286 0.80 0.3999 pctvets 0.00267 0.00090840 0.03060 8.61 0.0219 pctfem 5.17110 1.95552 0.02486 6.99 0.0332 pctnurse 0.01091 0.00704 0.00853 2.40 0.1653 crimeindex 1.295944E-7 6.224574E-8 0.01541 4.33 0.0759 Bounds on condition number: 1.4969, 33.434 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable meansave Removed: R-Square = 0.7414 and C(p) = 23.7953 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07954 0.01989 5.73 0.0177 Error 8 0.02774 0.00347 Corrected Total 12 0.10729 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.54729 0.99932 0.02253 6.50 0.0342 pctvets 0.00285 0.00087483 0.03669 10.58 0.0117 pctfem 4.87987 1.90446 0.02277 6.57 0.0335 pctnurse 0.01346 0.00637 0.01549 4.47 0.0675 crimeindex 1.516483E-7 5.646695E-8 0.02501 7.21 0.0277 Bounds on condition number: 1.263, 18.563 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 78 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.3729 0.3729 55.9738 6.54 0.0266 2 pctfem 2 0.0955 0.4684 48.0788 1.80 0.2098 3 meansave 3 0.1448 0.6133 35.0730 3.37 0.0996 4 crimeindex 4 0.0752 0.6885 29.2793 1.93 0.2020 5 pctnurse 5 0.0795 0.7680 23.0374 2.40 0.1653 6 meansave 4 0.0266 0.7414 23.7953 0.80 0.3999 The SAS System 79 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.5706 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01133 0.01133 9.30 0.0186 Error 7 0.00853 0.00122 Corrected Total 8 0.01985 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32473 0.03874 0.08559 70.27 <.0001 poverty 0.00795 0.00261 0.01133 9.30 0.0186 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.6782 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01347 0.00673 6.32 0.0333 Error 6 0.00639 0.00106 Corrected Total 8 0.01985 The SAS System 80 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31067 0.03755 0.07287 68.43 0.0002 meansave 3.505198E-7 2.474236E-7 0.00214 2.01 0.2063 poverty 0.00684 0.00256 0.00759 7.13 0.0370 Bounds on condition number: 1.1038, 4.4152 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.8778 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01743 0.00581 11.97 0.0102 Error 5 0.00243 0.00048526 Corrected Total 8 0.01985 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.51474 0.07578 0.02239 46.13 0.0011 meansave 6.096188E-7 1.900582E-7 0.00499 10.29 0.0238 pci -0.00001117 0.00000391 0.00396 8.17 0.0355 poverty 0.00499 0.00185 0.00353 7.28 0.0429 Bounds on condition number: 1.4291, 12.094 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctvets Entered: R-Square = 0.9146 and C(p) = . The SAS System 81 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.01816 0.00454 10.71 0.0206 Error 4 0.00170 0.00042405 Corrected Total 8 0.01985 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.48695 0.07394 0.01839 43.37 0.0028 meansave 5.0389E-7 1.950857E-7 0.00283 6.67 0.0611 pci -0.00001223 0.00000374 0.00453 10.68 0.0308 poverty 0.00428 0.00181 0.00238 5.61 0.0769 pctvets 0.00057412 0.00043754 0.00073010 1.72 0.2597 Bounds on condition number: 1.723, 24.733 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable medianage Entered: R-Square = 0.9609 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.01908 0.00382 14.74 0.0253 Error 3 0.00077648 0.00025883 Corrected Total 8 0.01985 The SAS System 82 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.72533 0.13903 0.00704 27.22 0.0137 medianage -0.00751 0.00398 0.00091973 3.55 0.1559 meansave 5.313876E-7 1.531087E-7 0.00312 12.05 0.0403 pci -0.00001404 0.00000308 0.00539 20.82 0.0197 poverty 0.00164 0.00199 0.00017565 0.68 0.4704 pctvets 0.00124 0.00049003 0.00165 6.36 0.0860 Bounds on condition number: 3.4336, 61.117 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable poverty Removed: R-Square = 0.9520 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.01890 0.00473 19.85 0.0067 Error 4 0.00095213 0.00023803 Corrected Total 8 0.01985 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.81381 0.08466 0.02199 92.40 0.0007 medianage -0.00982 0.00271 0.00313 13.13 0.0223 meansave 5.615293E-7 1.425755E-7 0.00369 15.51 0.0170 pci -0.00001527 0.00000258 0.00832 34.96 0.0041 pctvets 0.00150 0.00035662 0.00421 17.67 0.0137 Bounds on condition number: 1.9773, 24.784 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 83 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pctfem Entered: R-Square = 0.9690 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.01924 0.00385 18.74 0.0180 Error 3 0.00061583 0.00020528 Corrected Total 8 0.01985 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.15302 0.52221 0.00001763 0.09 0.7886 medianage -0.01157 0.00286 0.00335 16.32 0.0273 meansave 5.062798E-7 1.392615E-7 0.00271 13.22 0.0359 pci -0.00001371 0.00000269 0.00535 26.04 0.0146 pctvets 0.00096572 0.00053217 0.00067601 3.29 0.1672 pctfem 1.47408 1.15167 0.00033630 1.64 0.2906 Bounds on condition number: 6.2553, 82.341 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.5706 0.5706 . 9.30 0.0186 2 meansave 2 0.1076 0.6782 . 2.01 0.2063 3 pci 3 0.1996 0.8778 . 8.17 0.0355 4 pctvets 4 0.0368 0.9146 . 1.72 0.2597 5 medianage 5 0.0463 0.9609 . 3.55 0.1559 6 poverty 4 0.0088 0.9520 . 0.68 0.4704 7 pctfem 5 0.0169 0.9690 . 1.64 0.2906 The SAS System 84 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.4025 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00974 0.00974 3.37 0.1259 Error 5 0.01446 0.00289 Corrected Total 6 0.02421 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.27729 0.05710 0.06821 23.58 0.0046 pctnurse 0.01795 0.00978 0.00974 3.37 0.1259 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.5628 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01362 0.00681 2.57 0.1912 Error 4 0.01058 0.00265 Corrected Total 6 0.02421 The SAS System 85 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.33148 0.07061 0.05831 22.04 0.0093 meansave -7.51268E-7 6.204949E-7 0.00388 1.47 0.2926 pctnurse 0.01721 0.00938 0.00891 3.37 0.1404 Bounds on condition number: 1.0043, 4.0173 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.7720 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01869 0.00623 3.39 0.1716 Error 3 0.00552 0.00184 Corrected Total 6 0.02421 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.15927 0.11930 0.00328 1.78 0.2741 meansave -9.37436E-7 5.293705E-7 0.00577 3.14 0.1747 pctvets 0.00166 0.00100 0.00507 2.75 0.1956 pctnurse 0.01832 0.00785 0.01003 5.45 0.1017 Bounds on condition number: 1.057, 9.3609 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 86 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.4025 0.4025 . 3.37 0.1259 2 meansave 2 0.1602 0.5628 . 1.47 0.2926 3 pctvets 3 0.2093 0.7720 . 2.75 0.1956 The SAS System 87 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.5891 and C(p) = -1.4336 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.06191 0.06191 14.34 0.0036 Error 10 0.04318 0.00432 Corrected Total 11 0.10509 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.33974 0.72770 0.04464 10.34 0.0092 pctfem 5.34591 1.41177 0.06191 14.34 0.0036 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.7203 and C(p) = -1.5293 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.07569 0.03785 11.59 0.0032 Error 9 0.02940 0.00327 Corrected Total 11 0.10509 The SAS System 88 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.43885 0.63477 0.04822 14.76 0.0040 medianage -0.01510 0.00735 0.01378 4.22 0.0702 pctfem 6.47816 1.34597 0.07567 23.16 0.0010 Bounds on condition number: 1.2015, 4.8062 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.7590 and C(p) = -0.1476 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.07976 0.02659 8.40 0.0075 Error 8 0.02533 0.00317 Corrected Total 11 0.10509 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.13299 0.68078 0.03108 9.82 0.0139 medianage -0.02098 0.00890 0.01758 5.55 0.0463 pctvets 0.00108 0.00095238 0.00407 1.28 0.2900 pctfem 6.02168 1.38510 0.05985 18.90 0.0025 Bounds on condition number: 1.9407, 15.211 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 89 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.5891 0.5891 -1.4336 14.34 0.0036 2 medianage 2 0.1311 0.7203 -1.5293 4.22 0.0702 3 pctvets 3 0.0387 0.7590 -0.1476 1.28 0.2900 The SAS System 90 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.5912 and C(p) = 42.6945 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.06976 0.06976 13.01 0.0057 Error 9 0.04824 0.00536 Corrected Total 10 0.11800 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.19206 0.05845 0.05787 10.80 0.0094 poverty 0.01567 0.00434 0.06976 13.01 0.0057 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.8047 and C(p) = 18.7379 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.09496 0.04748 16.48 0.0015 Error 8 0.02304 0.00288 Corrected Total 10 0.11800 The SAS System 91 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.17876 0.04308 0.04958 17.21 0.0032 poverty 0.01335 0.00328 0.04776 16.58 0.0036 crimeindex 2.999579E-7 1.014174E-7 0.02520 8.75 0.0182 Bounds on condition number: 1.0606, 4.2423 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.5912 0.5912 42.6945 13.01 0.0057 2 crimeindex 2 0.2135 0.8047 18.7379 8.75 0.0182 The SAS System 92 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.8039 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02744 0.02744 12.30 0.0393 Error 3 0.00669 0.00223 Corrected Total 4 0.03413 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.47327 0.03286 0.46278 207.42 0.0007 popdens -0.37270 0.10628 0.02744 12.30 0.0393 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.9384 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03203 0.01601 15.23 0.0616 Error 2 0.00210 0.00105 Corrected Total 4 0.03413 The SAS System 93 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.34161 0.06693 0.02740 26.05 0.0363 poverty 0.00734 0.00351 0.00459 4.37 0.1719 popdens -0.23357 0.09878 0.00588 5.59 0.1418 Bounds on condition number: 1.833, 7.3319 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.9974 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03404 0.01135 129.36 0.0645 Error 1 0.00008773 0.00008773 Corrected Total 4 0.03413 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.20333 0.03473 0.00301 34.28 0.1077 pci 0.00000818 0.00000171 0.00202 22.97 0.1309 poverty 0.00808 0.00103 0.00543 61.88 0.0805 popdens -0.31450 0.03315 0.00789 89.99 0.0669 Bounds on condition number: 2.4749, 18.759 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 94 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.8039 0.8039 . 12.30 0.0393 2 poverty 2 0.1345 0.9384 . 4.37 0.1719 3 pci 3 0.0590 0.9974 . 22.97 0.1309 The SAS System 95 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable crimeindex Entered: R-Square = 0.2906 and C(p) = 8.8424 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00781 0.00781 4.92 0.0467 Error 12 0.01907 0.00159 Corrected Total 13 0.02688 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.39398 0.01260 1.55376 977.95 <.0001 crimeindex -1.61271E-7 7.273327E-8 0.00781 4.92 0.0467 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.6630 and C(p) = 0.9511 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01782 0.00891 10.82 0.0025 Error 11 0.00906 0.00082336 Corrected Total 13 0.02688 The SAS System 96 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.25160 0.04184 0.02978 36.17 <.0001 pctvets 0.00124 0.00035624 0.01001 12.16 0.0051 crimeindex -1.96507E-7 5.332613E-8 0.01118 13.58 0.0036 Bounds on condition number: 1.0373, 4.149 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctfem Entered: R-Square = 0.7716 and C(p) = 0.0661 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02074 0.00691 11.26 0.0015 Error 10 0.00614 0.00061379 Corrected Total 13 0.02688 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.65663 0.41803 0.00151 2.47 0.1473 pctvets 0.00117 0.00030954 0.00871 14.20 0.0037 pctfem 1.81010 0.83003 0.00292 4.76 0.0542 crimeindex -2.36113E-7 4.949447E-8 0.01397 22.76 0.0008 Bounds on condition number: 1.1986, 10.324 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable poverty Entered: R-Square = 0.8031 and C(p) = 1.2311 The SAS System 97 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02158 0.00540 9.17 0.0031 Error 9 0.00529 0.00058811 Corrected Total 13 0.02688 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.40086 0.46149 0.00044374 0.75 0.4076 poverty 0.00217 0.00181 0.00084494 1.44 0.2613 pctvets 0.00131 0.00032595 0.00950 16.16 0.0030 pctfem 1.22455 0.94803 0.00098122 1.67 0.2287 crimeindex -2.45222E-7 4.904034E-8 0.01471 25.00 0.0007 Bounds on condition number: 1.6231, 22.641 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 crimeindex 1 0.2906 0.2906 8.8424 4.92 0.0467 2 pctvets 2 0.3724 0.6630 0.9511 12.16 0.0051 3 pctfem 3 0.1086 0.7716 0.0661 4.76 0.0542 4 poverty 4 0.0314 0.8031 1.2311 1.44 0.2613 The SAS System 98 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.7308 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03683 0.03683 21.72 0.0016 Error 8 0.01357 0.00170 Corrected Total 9 0.05040 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.18897 0.04406 0.03119 18.39 0.0027 poverty 0.01384 0.00297 0.03683 21.72 0.0016 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.9150 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04611 0.02306 37.67 0.0002 Error 7 0.00428 0.00061204 Corrected Total 9 0.05040 The SAS System 99 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.29265 0.03755 0.03718 60.75 0.0001 poverty 0.01214 0.00184 0.02674 43.70 0.0003 pctnurse -0.01494 0.00384 0.00928 15.16 0.0059 Bounds on condition number: 1.0598, 4.2393 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.9461 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04768 0.01589 35.13 0.0003 Error 6 0.00271 0.00045246 Corrected Total 9 0.05040 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32882 0.03767 0.03447 76.18 0.0001 poverty 0.00943 0.00215 0.00874 19.32 0.0046 popdens 0.07635 0.04099 0.00157 3.47 0.1118 pctnurse -0.01831 0.00376 0.01071 23.68 0.0028 Bounds on condition number: 1.9632, 15.902 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 100 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.7308 0.7308 . 21.72 0.0016 2 pctnurse 2 0.1842 0.9150 . 15.16 0.0059 3 popdens 3 0.0311 0.9461 . 3.47 0.1118 The SAS System 101 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.5113 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01527 0.01527 5.23 0.0709 Error 5 0.01459 0.00292 Corrected Total 6 0.02986 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.20566 1.15414 0.01066 3.65 0.1142 pctfem 5.11335 2.23585 0.01527 5.23 0.0709 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.7488 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02236 0.01118 5.96 0.0631 Error 4 0.00750 0.00188 Corrected Total 6 0.02986 The SAS System 102 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.05653 0.92832 0.00920 4.91 0.0911 medianage -0.03098 0.01593 0.00709 3.78 0.1237 pctfem 6.82933 1.99769 0.02192 11.69 0.0268 Bounds on condition number: 1.2424, 4.9697 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.8935 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02668 0.00889 8.39 0.0571 Error 3 0.00318 0.00106 Corrected Total 6 0.02986 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.67841 0.72275 0.00572 5.39 0.1029 medianage -0.04326 0.01343 0.01099 10.37 0.0486 meansave 9.55451E-7 4.733482E-7 0.00432 4.07 0.1369 pctfem 6.75166 1.50265 0.02141 20.19 0.0206 Bounds on condition number: 1.5625, 12.423 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pci Entered: R-Square = 0.9627 and C(p) = . The SAS System 103 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02875 0.00719 12.90 0.0732 Error 2 0.00111 0.00055698 Corrected Total 6 0.02986 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.49932 0.53198 0.00442 7.94 0.1062 medianage -0.04840 0.01010 0.01280 22.98 0.0409 meansave 0.00000169 5.115148E-7 0.00605 10.87 0.0810 pci -0.00001323 0.00000687 0.00207 3.71 0.1939 pctfem 7.06721 1.10127 0.02294 41.18 0.0234 Bounds on condition number: 2.9685, 33.251 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctvets Entered: R-Square = 0.9989 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.02983 0.00597 187.09 0.0554 Error 1 0.00003189 0.00003189 Corrected Total 6 0.02986 The SAS System 104 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.70593 0.13213 0.00531 166.68 0.0492 medianage -0.04132 0.00270 0.00745 233.53 0.0416 meansave 0.00000196 1.310427E-7 0.00713 223.54 0.0425 pci -0.00001050 0.00000171 0.00120 37.78 0.1027 pctvets -0.00106 0.00018129 0.00108 33.94 0.1082 pctfem 7.12117 0.26366 0.02326 729.48 0.0236 Bounds on condition number: 3.4032, 62.332 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.5113 0.5113 . 5.23 0.0709 2 medianage 2 0.2375 0.7488 . 3.78 0.1237 3 meansave 3 0.1447 0.8935 . 4.07 0.1369 4 pci 4 0.0692 0.9627 . 3.71 0.1939 5 pctvets 5 0.0362 0.9989 . 33.94 0.1082 The SAS System 105 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable medianage Entered: R-Square = 0.2893 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01379 0.01379 2.85 0.1352 Error 7 0.03387 0.00484 Corrected Total 8 0.04766 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.45169 1.09639 0.00848 1.75 0.2271 medianage 0.05677 0.03362 0.01379 2.85 0.1352 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 medianage 1 0.2893 0.2893 . 2.85 0.1352 The SAS System 106 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.5146 and C(p) = 77.2806 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04253 0.04253 9.54 0.0130 Error 9 0.04012 0.00446 Corrected Total 10 0.08265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.30013 0.02778 0.52028 116.71 <.0001 popdens 0.15509 0.05021 0.04253 9.54 0.0130 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.6348 and C(p) = 58.4124 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05246 0.02623 6.95 0.0178 Error 8 0.03019 0.00377 Corrected Total 10 0.08265 The SAS System 107 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31260 0.02669 0.51761 137.17 <.0001 popdens 0.23945 0.06955 0.04473 11.85 0.0088 crimeindex -4.51874E-7 2.784945E-7 0.00993 2.63 0.1433 Bounds on condition number: 2.2667, 9.0666 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctnurse Entered: R-Square = 0.8026 and C(p) = 31.2751 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06633 0.02211 9.49 0.0073 Error 7 0.01632 0.00233 Corrected Total 10 0.08265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.41952 0.04859 0.17375 74.54 <.0001 popdens 0.29900 0.05987 0.05814 24.94 0.0016 pctnurse -0.01801 0.00738 0.01387 5.95 0.0448 crimeindex -5.577E-7 2.23142E-7 0.01456 6.25 0.0410 Bounds on condition number: 2.7187, 18.947 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.9380 and C(p) = 9.7575 The SAS System 108 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07753 0.01938 22.71 0.0009 Error 6 0.00512 0.00085350 Corrected Total 10 0.08265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.40167 0.02981 0.15493 181.53 <.0001 meansave 0.00000263 7.272164E-7 0.01120 13.12 0.0111 popdens 0.13426 0.05815 0.00455 5.33 0.0604 pctnurse -0.03839 0.00718 0.02437 28.55 0.0018 crimeindex -6.85561E-7 1.395658E-7 0.02059 24.13 0.0027 Bounds on condition number: 11.207, 95.755 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctvets Entered: R-Square = 0.9734 and C(p) = 5.6155 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.08045 0.01609 36.62 0.0006 Error 5 0.00220 0.00043944 Corrected Total 10 0.08265 The SAS System 109 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.27933 0.05203 0.01267 28.82 0.0030 meansave 0.00000309 5.513821E-7 0.01383 31.47 0.0025 pctvets 0.00166 0.00064338 0.00292 6.65 0.0495 popdens 0.12188 0.04200 0.00370 8.42 0.0337 pctnurse -0.05221 0.00744 0.02166 49.30 0.0009 crimeindex -7.95278E-7 1.088027E-7 0.02348 53.43 0.0008 Bounds on condition number: 12.514, 161.21 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable medianage Entered: R-Square = 0.9842 and C(p) = 5.7416 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.08135 0.01356 41.55 0.0015 Error 4 0.00131 0.00032628 Corrected Total 10 0.08265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.10051 0.23405 0.00006017 0.18 0.6897 medianage 0.01095 0.00662 0.00089207 2.73 0.1736 meansave 0.00000314 4.761167E-7 0.01423 43.62 0.0027 pctvets 0.00226 0.00066424 0.00379 11.62 0.0270 popdens 0.12739 0.03634 0.00401 12.29 0.0248 pctnurse -0.06051 0.00814 0.01803 55.25 0.0017 crimeindex -7.67477E-7 9.524886E-8 0.02118 64.92 0.0013 Bounds on condition number: 12.567, 243.63 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. The SAS System 110 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 6 No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.5146 0.5146 77.2806 9.54 0.0130 2 crimeindex 2 0.1202 0.6348 58.4124 2.63 0.1433 3 pctnurse 3 0.1678 0.8026 31.2751 5.95 0.0448 4 meansave 4 0.1355 0.9380 9.7575 13.12 0.0111 5 pctvets 5 0.0354 0.9734 5.6155 6.65 0.0495 6 medianage 6 0.0108 0.9842 5.7416 2.73 0.1736 The SAS System 111 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.3768 and C(p) = 31.8169 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03714 0.03714 6.05 0.0337 Error 10 0.06143 0.00614 Corrected Total 11 0.09857 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.02283 1.00142 0.02506 4.08 0.0710 pctfem 4.83658 1.96691 0.03714 6.05 0.0337 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.5704 and C(p) = 21.4464 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05623 0.02811 5.98 0.0223 Error 9 0.04234 0.00470 Corrected Total 11 0.09857 The SAS System 112 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.67387 0.89336 0.01652 3.51 0.0937 poverty 0.00604 0.00300 0.01909 4.06 0.0748 pctfem 3.98718 1.77227 0.02381 5.06 0.0510 Bounds on condition number: 1.06, 4.2401 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctnurse Entered: R-Square = 0.7861 and C(p) = 9.6651 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.07749 0.02583 9.80 0.0047 Error 8 0.02108 0.00264 Corrected Total 11 0.09857 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.00428 0.70894 0.00529 2.01 0.1943 poverty 0.00683 0.00226 0.02405 9.13 0.0165 pctfem 2.50502 1.42534 0.00814 3.09 0.1169 pctnurse 0.01317 0.00464 0.02126 8.07 0.0218 Bounds on condition number: 1.2241, 10.369 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable medianage Entered: R-Square = 0.8678 and C(p) = 6.4442 The SAS System 113 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.08554 0.02139 11.49 0.0034 Error 7 0.01303 0.00186 Corrected Total 11 0.09857 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.84726 0.72051 0.01223 6.57 0.0373 medianage 0.01484 0.00713 0.00805 4.33 0.0760 poverty 0.00729 0.00191 0.02706 14.54 0.0066 pctfem 3.22297 1.24653 0.01244 6.69 0.0362 pctnurse 0.01020 0.00415 0.01124 6.04 0.0436 Bounds on condition number: 1.3257, 19.734 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pci Entered: R-Square = 0.9317 and C(p) = 4.3607 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.09184 0.01837 16.38 0.0019 Error 6 0.00673 0.00112 Corrected Total 11 0.09857 The SAS System 114 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.90853 0.55986 0.01303 11.62 0.0143 medianage 0.01883 0.00579 0.01187 10.59 0.0174 pci 0.00000472 0.00000199 0.00630 5.62 0.0555 poverty 0.00908 0.00166 0.03335 29.74 0.0016 pctfem 2.85467 0.97995 0.00952 8.49 0.0269 pctnurse 0.00963 0.00323 0.00997 8.89 0.0246 Bounds on condition number: 1.3707, 33.534 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable meansave Entered: R-Square = 0.9611 and C(p) = 4.4855 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.09474 0.01579 20.59 0.0022 Error 5 0.00383 0.00076692 Corrected Total 11 0.09857 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.66420 0.47980 0.00923 12.03 0.0179 medianage 0.01826 0.00479 0.01113 14.51 0.0125 meansave 1.107318E-7 5.701166E-8 0.00289 3.77 0.1098 pci 0.00000371 0.00000173 0.00352 4.60 0.0849 poverty 0.00926 0.00138 0.03457 45.08 0.0011 pctfem 2.40851 0.84237 0.00627 8.18 0.0354 pctnurse 0.01052 0.00271 0.01155 15.06 0.0116 Bounds on condition number: 1.4763, 49.542 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. The SAS System 115 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 6 No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.3768 0.3768 31.8169 6.05 0.0337 2 poverty 2 0.1936 0.5704 21.4464 4.06 0.0748 3 pctnurse 3 0.2157 0.7861 9.6651 8.07 0.0218 4 medianage 4 0.0817 0.8678 6.4442 4.33 0.0760 5 pci 5 0.0639 0.9317 4.3607 5.62 0.0555 6 meansave 6 0.0294 0.9611 4.4855 3.77 0.1098 The SAS System 116 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.6289 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00496 0.00496 5.08 0.1094 Error 3 0.00293 0.00097542 Corrected Total 4 0.00789 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.67641 0.89964 0.00339 3.47 0.1593 pctfem 3.94744 1.75054 0.00496 5.08 0.1094 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.9407 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.00742 0.00371 15.85 0.0593 Error 2 0.00046800 0.00023400 Corrected Total 4 0.00789 The SAS System 117 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.29550 0.45604 0.00189 8.07 0.1048 pctfem 3.13848 0.89300 0.00289 12.35 0.0723 crimeindex 5.071629E-7 1.564749E-7 0.00246 10.51 0.0834 Bounds on condition number: 1.0847, 4.339 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.6289 0.6289 . 5.08 0.1094 2 crimeindex 2 0.3117 0.9407 . 10.51 0.0834 The SAS System 118 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.3786 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03342 0.03342 4.88 0.0583 Error 8 0.05484 0.00685 Corrected Total 9 0.08825 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.02327 0.21991 0.00007677 0.01 0.9183 pctvets 0.00418 0.00189 0.03342 4.88 0.0583 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.6303 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05563 0.02781 5.97 0.0307 Error 7 0.03262 0.00466 Corrected Total 9 0.08825 The SAS System 119 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.11222 0.18585 0.00170 0.36 0.5650 pctvets 0.00403 0.00156 0.03096 6.64 0.0366 pctnurse 0.02090 0.00958 0.02221 4.77 0.0653 Bounds on condition number: 1.002, 4.008 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 0.7732 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06824 0.02275 6.82 0.0232 Error 6 0.02001 0.00334 Corrected Total 9 0.08825 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.08543 0.15783 0.00097715 0.29 0.6078 pctvets 0.00368 0.00133 0.02539 7.61 0.0329 pctnurse 0.01960 0.00813 0.01939 5.81 0.0525 crimeindex 3.05821E-8 1.572764E-8 0.01261 3.78 0.0998 Bounds on condition number: 1.0261, 9.1658 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.8663 and C(p) = . The SAS System 120 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07646 0.01911 8.10 0.0207 Error 5 0.01180 0.00236 Corrected Total 9 0.08825 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.18563 0.14318 0.00397 1.68 0.2514 meansave -0.00000199 0.00000107 0.00822 3.48 0.1210 pctvets 0.00573 0.00157 0.03144 13.33 0.0147 pctnurse 0.02115 0.00689 0.02225 9.43 0.0277 crimeindex 6.955663E-8 2.471968E-8 0.01868 7.92 0.0374 Bounds on condition number: 5.0236, 46.499 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pci Entered: R-Square = 0.9154 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.08078 0.01616 8.65 0.0287 Error 4 0.00747 0.00187 Corrected Total 9 0.08825 The SAS System 121 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.44165 0.21095 0.00818 4.38 0.1044 meansave -0.00000305 0.00000118 0.01254 6.72 0.0605 pci 0.00000984 0.00000646 0.00433 2.32 0.2025 pctvets 0.00684 0.00158 0.03519 18.85 0.0122 pctnurse 0.02777 0.00751 0.02551 13.66 0.0209 crimeindex 6.929117E-8 2.199119E-8 0.01853 9.93 0.0345 Bounds on condition number: 7.7043, 92.823 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pctfem Entered: R-Square = 0.9852 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.08695 0.01449 33.31 0.0077 Error 3 0.00130 0.00043498 Corrected Total 9 0.08825 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -62.16783 16.39926 0.00625 14.37 0.0322 meansave -0.00003390 0.00000822 0.00741 17.03 0.0258 pci 0.00021543 0.00005471 0.00674 15.51 0.0292 pctvets 0.01612 0.00258 0.01698 39.04 0.0083 pctfem 116.48403 30.94659 0.00616 14.17 0.0328 pctnurse -0.01430 0.01175 0.00064407 1.48 0.3107 crimeindex 2.045136E-7 3.74603E-8 0.01297 29.81 0.0121 Bounds on condition number: 1610.5, 21005 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 122 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pctnurse Removed: R-Square = 0.9779 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.08630 0.01726 35.42 0.0021 Error 4 0.00195 0.00048725 Corrected Total 9 0.08825 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -43.20961 5.41732 0.03100 63.62 0.0013 meansave -0.00002451 0.00000297 0.03321 68.15 0.0012 pci 0.00015289 0.00001984 0.02893 59.37 0.0015 pctvets 0.01335 0.00129 0.05186 106.44 0.0005 pctfem 80.66555 10.10848 0.03103 63.68 0.0013 crimeindex 1.631032E-7 1.657091E-8 0.04720 96.88 0.0006 Bounds on condition number: 187.69, 1976.7 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.3786 0.3786 . 4.88 0.0583 2 pctnurse 2 0.2517 0.6303 . 4.77 0.0653 3 crimeindex 3 0.1429 0.7732 . 3.78 0.0998 4 meansave 4 0.0931 0.8663 . 3.48 0.1210 5 pci 5 0.0490 0.9154 . 2.32 0.2025 6 pctfem 6 0.0698 0.9852 . 14.17 0.0328 7 pctnurse 5 0.0073 0.9779 . 1.48 0.3107 The SAS System 123 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.4545 and C(p) = 2.7852 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04326 0.04326 7.50 0.0229 Error 9 0.05191 0.00577 Corrected Total 10 0.09517 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.22092 0.06291 0.07113 12.33 0.0066 poverty 0.01175 0.00429 0.04326 7.50 0.0229 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.5633 and C(p) = 2.8333 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05361 0.02681 5.16 0.0364 Error 8 0.04156 0.00519 Corrected Total 10 0.09517 The SAS System 124 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.16571 0.07137 0.02800 5.39 0.0488 meansave 0.00000126 8.897013E-7 0.01036 1.99 0.1957 poverty 0.01030 0.00420 0.03123 6.01 0.0398 Bounds on condition number: 1.0638, 4.2553 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.4545 0.4545 2.7852 7.50 0.0229 2 meansave 2 0.1088 0.5633 2.8333 1.99 0.1957 The SAS System 125 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.8564 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03137 0.03137 29.81 0.0028 Error 5 0.00526 0.00105 Corrected Total 6 0.03663 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.16243 0.29173 0.01671 15.88 0.0105 pctfem 3.17947 0.58234 0.03137 29.81 0.0028 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.9581 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03510 0.01755 45.71 0.0018 Error 4 0.00154 0.00038394 Corrected Total 6 0.03663 The SAS System 126 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.17702 0.17627 0.01712 44.59 0.0026 pctfem 3.41107 0.35951 0.03456 90.03 0.0007 pctnurse -0.01781 0.00572 0.00373 9.71 0.0357 Bounds on condition number: 1.0447, 4.1787 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.9873 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03617 0.01206 77.49 0.0024 Error 3 0.00046670 0.00015557 Corrected Total 6 0.03663 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.99356 0.13224 0.00878 56.45 0.0049 meansave 0.00000130 4.949523E-7 0.00107 6.87 0.0789 pctfem 3.06865 0.26350 0.02110 135.63 0.0014 pctnurse -0.03693 0.00815 0.00319 20.52 0.0201 Bounds on condition number: 6.0347, 37.993 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctvets Entered: R-Square = 0.9957 and C(p) = . The SAS System 127 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03648 0.00912 116.59 0.0085 Error 2 0.00015644 0.00007822 Corrected Total 6 0.03663 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.94296 0.09715 0.00737 94.21 0.0104 meansave 0.00000139 3.538651E-7 0.00120 15.38 0.0593 pctvets 0.00033523 0.00016832 0.00031027 3.97 0.1846 pctfem 2.87153 0.21144 0.01443 184.45 0.0054 pctnurse -0.03669 0.00578 0.00315 40.28 0.0239 Bounds on condition number: 6.135, 57.995 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable medianage Entered: R-Square = 1.0000 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03663 0.00733 7450.11 0.0088 Error 1 9.834142E-7 9.834142E-7 Corrected Total 6 0.03663 The SAS System 128 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.74579 0.01909 0.00150 1525.56 0.0163 medianage -0.00681 0.00054176 0.00015546 158.08 0.0505 meansave 0.00000162 4.373031E-8 0.00135 1370.20 0.0172 pctvets 0.00099398 0.00005569 0.00031328 318.57 0.0356 pctfem 2.74745 0.02568 0.01126 11446.5 0.0060 pctnurse -0.03771 0.00065337 0.00328 3332.04 0.0110 Bounds on condition number: 11.697, 183.77 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.8564 0.8564 . 29.81 0.0028 2 pctnurse 2 0.1017 0.9581 . 9.71 0.0357 3 meansave 3 0.0292 0.9873 . 6.87 0.0789 4 pctvets 4 0.0085 0.9957 . 3.97 0.1846 5 medianage 5 0.0042 1.0000 . 158.08 0.0505 The SAS System 129 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot No variable met the 0.3000 significance level for entry into the model. The SAS System 130 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.3908 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01698 0.01698 5.13 0.0533 Error 8 0.02646 0.00331 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.33570 0.03431 0.31673 95.76 <.0001 popdens 0.19130 0.08444 0.01698 5.13 0.0533 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.6611 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02872 0.01436 6.83 0.0227 Error 7 0.01472 0.00210 Corrected Total 9 0.04344 The SAS System 131 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.25672 0.04319 0.07430 35.33 0.0006 poverty 0.00615 0.00260 0.01174 5.58 0.0501 popdens 0.19111 0.06733 0.01694 8.06 0.0251 Bounds on condition number: 1, 4 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.7423 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03224 0.01075 5.76 0.0336 Error 6 0.01119 0.00187 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.36187 0.08662 0.03256 17.45 0.0058 poverty 0.00583 0.00246 0.01047 5.61 0.0556 pctvets -0.00088538 0.00064392 0.00353 1.89 0.2183 popdens 0.17319 0.06474 0.01335 7.16 0.0368 Bounds on condition number: 1.0511, 9.3065 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.8738 and C(p) = . The SAS System 132 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03796 0.00949 8.66 0.0180 Error 5 0.00548 0.00110 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.48053 0.08433 0.03559 32.47 0.0023 meansave -9.03033E-7 3.956404E-7 0.00571 5.21 0.0713 poverty 0.00602 0.00189 0.01113 10.15 0.0244 pctvets -0.00134 0.00053238 0.00695 6.34 0.0533 popdens 0.16258 0.04985 0.01166 10.64 0.0224 Bounds on condition number: 1.2226, 17.819 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctnurse Entered: R-Square = 0.9469 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.04113 0.00823 14.27 0.0117 Error 4 0.00231 0.00057642 Corrected Total 9 0.04344 The SAS System 133 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.60548 0.08107 0.03215 55.78 0.0017 meansave -0.00000107 2.956883E-7 0.00756 13.12 0.0223 poverty -0.00052867 0.00311 0.00001667 0.03 0.8732 pctvets -0.00334 0.00093511 0.00735 12.76 0.0233 popdens 0.23642 0.04792 0.01403 24.34 0.0079 pctnurse 0.02593 0.01105 0.00318 5.51 0.0787 Bounds on condition number: 11.566, 135.17 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable poverty Removed: R-Square = 0.9465 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.04111 0.01028 22.13 0.0022 Error 5 0.00232 0.00046447 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.59587 0.05221 0.06051 130.27 <.0001 meansave -0.00000106 2.601225E-7 0.00773 16.64 0.0095 pctvets -0.00321 0.00046771 0.02185 47.03 0.0010 popdens 0.23165 0.03489 0.02047 44.08 0.0012 pctnurse 0.02424 0.00437 0.01429 30.77 0.0026 Bounds on condition number: 2.247, 27.536 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 134 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pci Entered: R-Square = 0.9666 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.04199 0.00840 23.14 0.0047 Error 4 0.00145 0.00036291 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.57451 0.04816 0.05164 142.29 0.0003 meansave -0.00000130 2.772133E-7 0.00799 22.03 0.0094 pci 0.00000232 0.00000149 0.00087072 2.40 0.1963 pctvets -0.00354 0.00046721 0.02089 57.56 0.0016 popdens 0.23417 0.03088 0.02086 57.49 0.0016 pctnurse 0.02886 0.00488 0.01270 34.99 0.0041 Bounds on condition number: 3.5826, 57.028 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable medianage Entered: R-Square = 0.9847 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.04277 0.00713 32.16 0.0081 Error 3 0.00066498 0.00022166 Corrected Total 9 0.04344 The SAS System 135 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.64736 0.05396 0.03190 143.91 0.0012 medianage -0.00232 0.00123 0.00078665 3.55 0.1561 meansave -0.00000133 2.172342E-7 0.00832 37.54 0.0087 pci 0.00000322 0.00000126 0.00144 6.49 0.0841 pctvets -0.00357 0.00036541 0.02117 95.50 0.0023 popdens 0.20370 0.02906 0.01089 49.15 0.0060 pctnurse 0.02959 0.00383 0.01322 59.63 0.0045 Bounds on condition number: 3.6204, 84.406 ---------------------------------------------------------------------------- Stepwise Selection: Step 9 Variable poverty Entered: R-Square = 0.9933 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 7 0.04315 0.00616 42.53 0.0232 Error 2 0.00028989 0.00014494 Corrected Total 9 0.04344 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.58772 0.05726 0.01527 105.34 0.0094 medianage -0.00252 0.00100 0.00091516 6.31 0.1285 meansave -0.00000139 1.790155E-7 0.00869 59.99 0.0163 pci 0.00000437 0.00000125 0.00178 12.27 0.0727 poverty 0.00309 0.00192 0.00037510 2.59 0.2490 pctvets -0.00296 0.00048192 0.00546 37.69 0.0255 popdens 0.17438 0.02973 0.00499 34.40 0.0279 pctnurse 0.02195 0.00567 0.00217 14.98 0.0607 Bounds on condition number: 12.127, 262.56 ---------------------------------------------------------------------------- The SAS System 136 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 9 All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.3908 0.3908 . 5.13 0.0533 2 poverty 2 0.2703 0.6611 . 5.58 0.0501 3 pctvets 3 0.0812 0.7423 . 1.89 0.2183 4 meansave 4 0.1315 0.8738 . 5.21 0.0713 5 pctnurse 5 0.0731 0.9469 . 5.51 0.0787 6 poverty 4 0.0004 0.9465 . 0.03 0.8732 7 pci 5 0.0200 0.9666 . 2.40 0.1963 8 medianage 6 0.0181 0.9847 . 3.55 0.1561 9 poverty 7 0.0086 0.9933 . 2.59 0.2490 The SAS System 137 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.5518 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01375 0.01375 6.16 0.0558 Error 5 0.01116 0.00223 Corrected Total 6 0.02491 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.24321 0.05500 0.04366 19.55 0.0069 poverty 0.01021 0.00411 0.01375 6.16 0.0558 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.8397 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02092 0.01046 10.48 0.0257 Error 4 0.00399 0.00099810 Corrected Total 6 0.02491 The SAS System 138 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.42943 0.25360 0.00286 2.87 0.1656 medianage 0.02026 0.00756 0.00717 7.19 0.0552 poverty 0.00963 0.00276 0.01216 12.18 0.0251 Bounds on condition number: 1.0061, 4.0246 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctfem Entered: R-Square = 0.9135 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02276 0.00759 10.57 0.0420 Error 3 0.00215 0.00071790 Corrected Total 6 0.02491 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.11018 0.47665 0.00389 5.42 0.1022 medianage 0.01575 0.00700 0.00363 5.06 0.1099 poverty 0.01003 0.00235 0.01303 18.15 0.0237 pctfem 1.63233 1.01997 0.00184 2.56 0.2078 Bounds on condition number: 1.2004, 10.247 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 139 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.5518 0.5518 . 6.16 0.0558 2 medianage 2 0.2879 0.8397 . 7.19 0.0552 3 pctfem 3 0.0738 0.9135 . 2.56 0.2078 The SAS System 140 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.4620 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04225 0.04225 5.15 0.0637 Error 6 0.04921 0.00820 Corrected Total 7 0.09146 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32573 0.04118 0.51315 62.57 0.0002 popdens 0.15171 0.06684 0.04225 5.15 0.0637 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.7085 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.06480 0.03240 6.08 0.0459 Error 5 0.02666 0.00533 Corrected Total 7 0.09146 The SAS System 141 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.59531 0.13526 0.10330 19.37 0.0070 pci -0.00001781 0.00000866 0.02254 4.23 0.0949 popdens 0.30317 0.09128 0.05883 11.03 0.0210 Bounds on condition number: 2.8681, 11.472 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.8875 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.08117 0.02706 10.52 0.0228 Error 4 0.01029 0.00257 Corrected Total 7 0.09146 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.90988 0.15612 0.08738 33.97 0.0043 pci -0.00001844 0.00000602 0.02412 9.38 0.0376 pctvets -0.00318 0.00126 0.01637 6.36 0.0652 popdens 0.38579 0.07136 0.07520 29.23 0.0057 Bounds on condition number: 3.6335, 24.533 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 142 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.4620 0.4620 . 5.15 0.0637 2 pci 2 0.2465 0.7085 . 4.23 0.0949 3 pctvets 3 0.1790 0.8875 . 6.36 0.0652 The SAS System 143 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot No variable met the 0.3000 significance level for entry into the model. The SAS System 144 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable crimeindex Entered: R-Square = 0.8117 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.16727 0.16727 30.18 0.0009 Error 7 0.03880 0.00554 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31080 0.03233 0.51232 92.44 <.0001 crimeindex 4.970208E-7 9.047204E-8 0.16727 30.18 0.0009 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.8980 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.18506 0.09253 26.42 0.0011 Error 6 0.02101 0.00350 Corrected Total 8 0.20607 The SAS System 145 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23994 0.04061 0.12226 34.91 0.0010 poverty 0.00559 0.00248 0.01778 5.08 0.0651 crimeindex 4.334685E-7 7.724824E-8 0.11027 31.49 0.0014 Bounds on condition number: 1.1538, 4.6151 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.9720 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.20030 0.06677 57.87 0.0003 Error 5 0.00577 0.00115 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.13358 0.03741 0.01471 12.75 0.0160 meansave 0.00000130 3.568657E-7 0.01524 13.21 0.0150 poverty 0.00990 0.00185 0.03294 28.55 0.0031 crimeindex -2.07003E-8 1.325787E-7 0.00002813 0.02 0.8820 Bounds on condition number: 10.316, 63.768 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable crimeindex Removed: R-Square = 0.9719 and C(p) = . The SAS System 146 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.20027 0.10014 103.65 <.0001 Error 6 0.00580 0.00096613 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.13777 0.02385 0.03224 33.37 0.0012 meansave 0.00000124 1.092124E-7 0.12549 129.89 <.0001 poverty 0.00970 0.00122 0.06148 63.63 0.0002 Bounds on condition number: 1.0049, 4.0198 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctfem Entered: R-Square = 0.9828 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.20252 0.06751 95.00 <.0001 Error 5 0.00355 0.00071062 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.66223 0.29586 0.00356 5.01 0.0754 meansave 0.00000141 1.313189E-7 0.08172 115.00 0.0001 poverty 0.01122 0.00135 0.04919 69.22 0.0004 pctfem -1.12090 0.63082 0.00224 3.16 0.1357 The SAS System 147 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Bounds on condition number: 2.7591, 19.244 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pci Entered: R-Square = 0.9948 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.20500 0.05125 191.24 <.0001 Error 4 0.00107 0.00026798 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.79383 0.18676 0.00484 18.07 0.0132 meansave 0.00000111 1.267188E-7 0.02059 76.84 0.0009 pci 0.00000748 0.00000246 0.00248 9.26 0.0383 poverty 0.01301 0.00102 0.04398 164.10 0.0002 pctfem -1.66432 0.42657 0.00408 15.22 0.0175 Bounds on condition number: 5.9974, 66.986 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 Variable pctnurse Entered: R-Square = 0.9974 and C(p) = . The SAS System 148 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.20554 0.04111 231.12 0.0004 Error 3 0.00053359 0.00017786 Corrected Total 8 0.20607 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.78064 0.15234 0.00467 26.26 0.0144 meansave 0.00000115 1.059067E-7 0.02104 118.30 0.0017 pci 0.00000626 0.00000212 0.00155 8.69 0.0601 poverty 0.01271 0.00084423 0.04034 226.82 0.0006 pctfem -1.54742 0.35396 0.00340 19.11 0.0221 pctnurse -0.00397 0.00228 0.00053833 3.03 0.1803 Bounds on condition number: 6.7351, 95.492 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable crimeindex Entered: R-Square = 0.9995 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.20596 0.03433 607.92 0.0016 Error 2 0.00011293 0.00005646 Corrected Total 8 0.20607 The SAS System 149 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.85329 0.08987 0.00509 90.15 0.0109 meansave 9.3999E-7 9.792274E-8 0.00520 92.15 0.0107 pci 0.00000469 0.00000133 0.00070541 12.49 0.0716 poverty 0.01143 0.00066953 0.01645 291.38 0.0034 pctfem -1.55956 0.19948 0.00345 61.12 0.0160 pctnurse -0.00733 0.00178 0.00095758 16.96 0.0542 crimeindex 1.142583E-7 4.186111E-8 0.00042066 7.45 0.1121 Bounds on condition number: 21.015, 323.82 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 crimeindex 1 0.8117 0.8117 . 30.18 0.0009 2 poverty 2 0.0863 0.8980 . 5.08 0.0651 3 meansave 3 0.0740 0.9720 . 13.21 0.0150 4 crimeindex 2 0.0001 0.9719 . 0.02 0.8820 5 pctfem 3 0.0109 0.9828 . 3.16 0.1357 6 pci 4 0.0120 0.9948 . 9.26 0.0383 7 pctnurse 5 0.0026 0.9974 . 3.03 0.1803 8 crimeindex 6 0.0020 0.9995 . 7.45 0.1121 The SAS System 150 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.3406 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03197 0.03197 4.13 0.0765 Error 8 0.06189 0.00774 Corrected Total 9 0.09386 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.13385 0.14502 0.00659 0.85 0.3830 pctvets 0.00251 0.00123 0.03197 4.13 0.0765 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.5686 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05337 0.02668 4.61 0.0528 Error 7 0.04050 0.00579 Corrected Total 9 0.09386 The SAS System 151 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.09181 0.12729 0.00301 0.52 0.4941 pctvets 0.00238 0.00107 0.02878 4.97 0.0609 popdens 0.13440 0.06989 0.02140 3.70 0.0959 Bounds on condition number: 1.0037, 4.0146 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.3406 0.3406 . 4.13 0.0765 2 popdens 2 0.2280 0.5686 . 3.70 0.0959 The SAS System 152 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable medianage Entered: R-Square = 0.9915 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00944 0.00944 116.18 0.0589 Error 1 0.00008128 0.00008128 Corrected Total 2 0.00952 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.95851 0.12597 0.00471 57.90 0.0832 medianage 0.04414 0.00410 0.00944 116.18 0.0589 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 medianage 1 0.9915 0.9915 . 116.18 0.0589 The SAS System 153 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.8592 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.07850 0.07850 36.61 0.0009 Error 6 0.01287 0.00214 Corrected Total 7 0.09137 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.02882 0.06115 0.00047623 0.22 0.6541 poverty 0.02813 0.00465 0.07850 36.61 0.0009 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.8592 0.8592 . 36.61 0.0009 The SAS System 154 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3416 and C(p) = -0.6338 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02932 0.02932 5.71 0.0359 Error 11 0.05651 0.00514 Corrected Total 12 0.08582 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.19464 0.07021 0.03948 7.69 0.0181 poverty 0.01102 0.00461 0.02932 5.71 0.0359 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.4256 and C(p) = 0.2992 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03652 0.01826 3.70 0.0625 Error 10 0.04930 0.00493 Corrected Total 12 0.08582 The SAS System 155 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.20748 0.06959 0.04382 8.89 0.0138 poverty 0.00802 0.00516 0.01190 2.41 0.1512 popdens 0.12639 0.10453 0.00721 1.46 0.2545 Bounds on condition number: 1.3025, 5.2101 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3416 0.3416 -0.6338 5.71 0.0359 2 popdens 2 0.0840 0.4256 0.2992 1.46 0.2545 The SAS System 156 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.0913 and C(p) = -1.4470 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00899 0.00899 1.21 0.2937 Error 12 0.08943 0.00745 Corrected Total 13 0.09841 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.34462 0.05787 0.26429 35.46 <.0001 poverty 0.00420 0.00383 0.00899 1.21 0.2937 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.1954 and C(p) = -0.4265 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01923 0.00961 1.34 0.3025 Error 11 0.07919 0.00720 Corrected Total 13 0.09841 The SAS System 157 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32493 0.05922 0.21671 30.10 0.0002 poverty 0.00464 0.00378 0.01084 1.51 0.2454 crimeindex 8.57125E-8 7.186077E-8 0.01024 1.42 0.2581 Bounds on condition number: 1.0094, 4.0374 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.0913 0.0913 -1.4470 1.21 0.2937 2 crimeindex 2 0.1041 0.1954 -0.4265 1.42 0.2581 The SAS System 158 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.3315 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02446 0.02446 3.47 0.1047 Error 7 0.04931 0.00704 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.46002 0.05656 0.46596 66.14 <.0001 pctnurse -0.01481 0.00795 0.02446 3.47 0.1047 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.4855 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03582 0.01791 2.83 0.1362 Error 6 0.03795 0.00633 Corrected Total 8 0.07377 The SAS System 159 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.42875 0.05846 0.34028 53.79 0.0003 popdens 0.05249 0.03917 0.01136 1.80 0.2288 pctnurse -0.01416 0.00755 0.02226 3.52 0.1098 Bounds on condition number: 1.0042, 4.0166 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.8912 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06575 0.02192 13.65 0.0076 Error 5 0.00803 0.00161 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.10768 0.15996 0.07697 47.95 0.0010 pci -0.00004669 0.00001081 0.02993 18.65 0.0076 popdens 0.18212 0.03592 0.04125 25.70 0.0039 pctnurse -0.00089848 0.00489 0.00005425 0.03 0.8614 Bounds on condition number: 3.8211, 26.428 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Removed: R-Square = 0.8905 and C(p) = . The SAS System 160 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.06569 0.03285 24.39 0.0013 Error 6 0.00808 0.00135 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.12239 0.12688 0.10537 78.25 0.0001 pci -0.00004794 0.00000770 0.05214 38.72 0.0008 popdens 0.18577 0.02742 0.06179 45.89 0.0005 Bounds on condition number: 2.3125, 9.2499 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable poverty Entered: R-Square = 0.9374 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06915 0.02305 24.95 0.0020 Error 5 0.00462 0.00092372 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.94271 0.14021 0.04176 45.20 0.0011 pci -0.00004185 0.00000712 0.03195 34.59 0.0020 poverty 0.00539 0.00278 0.00346 3.75 0.1107 popdens 0.17097 0.02397 0.04700 50.89 0.0008 The SAS System 161 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Bounds on condition number: 2.8753, 20.089 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pctfem Entered: R-Square = 0.9869 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07281 0.01820 75.39 0.0005 Error 4 0.00096573 0.00024143 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.45192 0.61979 0.00132 5.49 0.0792 pci -0.00005608 0.00000516 0.02852 118.12 0.0004 poverty 0.00620 0.00144 0.00449 18.59 0.0125 pctfem 5.11573 1.31519 0.00365 15.13 0.0177 popdens 0.18748 0.01297 0.05047 209.02 0.0001 Bounds on condition number: 5.7855, 51.735 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 Variable crimeindex Entered: R-Square = 0.9933 and C(p) = . The SAS System 162 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.07328 0.01466 88.85 0.0019 Error 3 0.00049485 0.00016495 Corrected Total 8 0.07377 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.65780 0.52659 0.00163 9.91 0.0513 pci -0.00004845 0.00000621 0.01004 60.84 0.0044 poverty 0.00853 0.00182 0.00363 22.00 0.0183 pctfem 5.21861 1.08880 0.00379 22.97 0.0173 popdens 0.19453 0.01150 0.04718 286.00 0.0005 crimeindex -1.73722E-7 1.028207E-7 0.00047087 2.85 0.1897 Bounds on condition number: 12.271, 159.13 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable meansave Entered: R-Square = 0.9975 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.07359 0.01226 132.81 0.0075 Error 2 0.00018469 0.00009234 Corrected Total 8 0.07377 The SAS System 163 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.92895 0.42087 0.00194 21.01 0.0445 meansave -6.56656E-7 3.583002E-7 0.00031016 3.36 0.2083 pci -0.00003779 0.00000745 0.00238 25.77 0.0367 poverty 0.01082 0.00185 0.00316 34.27 0.0280 pctfem 5.43302 0.82302 0.00402 43.58 0.0222 popdens 0.18326 0.01058 0.02771 300.02 0.0033 crimeindex -2.51492E-7 8.785927E-8 0.00075663 8.19 0.1035 Bounds on condition number: 31.49, 381.9 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.3315 0.3315 . 3.47 0.1047 2 popdens 2 0.1540 0.4855 . 1.80 0.2288 3 pci 3 0.4057 0.8912 . 18.65 0.0076 4 pctnurse 2 0.0007 0.8905 . 0.03 0.8614 5 poverty 3 0.0469 0.9374 . 3.75 0.1107 6 pctfem 4 0.0495 0.9869 . 15.13 0.0177 7 crimeindex 5 0.0064 0.9933 . 2.85 0.1897 8 meansave 6 0.0042 0.9975 . 3.36 0.2083 The SAS System 164 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.6685 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01525 0.01525 8.07 0.0469 Error 4 0.00756 0.00189 Corrected Total 5 0.02282 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31659 0.05345 0.06633 35.08 0.0041 poverty 0.00935 0.00329 0.01525 8.07 0.0469 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.8390 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01914 0.00957 7.81 0.0646 Error 3 0.00367 0.00122 Corrected Total 5 0.02282 The SAS System 165 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.35255 0.04752 0.06742 55.04 0.0051 poverty 0.00853 0.00269 0.01232 10.06 0.0504 crimeindex -2.57998E-7 1.447891E-7 0.00389 3.18 0.1728 Bounds on condition number: 1.0302, 4.1207 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9273 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02116 0.00705 8.50 0.1071 Error 2 0.00166 0.00082956 Corrected Total 5 0.02282 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.27353 0.06403 0.01514 18.25 0.0507 poverty 0.00578 0.00283 0.00347 4.18 0.1776 pctvets 0.00109 0.00069685 0.00202 2.43 0.2594 crimeindex -2.65616E-7 1.192559E-7 0.00412 4.96 0.1558 Bounds on condition number: 1.6833, 13.076 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctfem Entered: R-Square = 0.9964 and C(p) = . The SAS System 166 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02274 0.00568 68.59 0.0903 Error 1 0.00008286 0.00008286 Corrected Total 5 0.02282 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 3.85848 0.82222 0.00182 22.02 0.1337 poverty 0.00657 0.00091226 0.00430 51.93 0.0878 pctvets 0.00407 0.00071774 0.00266 32.09 0.1112 pctfem -7.70554 1.76675 0.00158 19.02 0.1435 crimeindex -3.45824E-7 4.193845E-8 0.00563 68.00 0.0768 Bounds on condition number: 18.774, 157.03 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.6685 0.6685 . 8.07 0.0469 2 crimeindex 2 0.1704 0.8390 . 3.18 0.1728 3 pctvets 3 0.0883 0.9273 . 2.43 0.2594 4 pctfem 4 0.0691 0.9964 . 19.02 0.1435 The SAS System 167 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.2798 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02431 0.02431 2.72 0.1431 Error 7 0.06257 0.00894 Corrected Total 8 0.08688 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32779 0.05188 0.35685 39.92 0.0004 popdens 0.31667 0.19201 0.02431 2.72 0.1431 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.4587 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03985 0.01993 2.54 0.1586 Error 6 0.04703 0.00784 Corrected Total 8 0.08688 The SAS System 168 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31420 0.04953 0.31541 40.24 0.0007 popdens 0.72966 0.34403 0.03526 4.50 0.0782 crimeindex -9.44936E-7 6.711008E-7 0.01554 1.98 0.2088 Bounds on condition number: 3.6611, 14.645 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.2798 0.2798 . 2.72 0.1431 2 crimeindex 2 0.1789 0.4587 . 1.98 0.2088 The SAS System 169 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.2099 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00507 0.00507 1.59 0.2537 Error 6 0.01908 0.00318 Corrected Total 7 0.02415 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.20007 1.24411 0.00296 0.93 0.3720 pctfem 3.11114 2.46448 0.00507 1.59 0.2537 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.5494 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01327 0.00663 3.05 0.1363 Error 5 0.01088 0.00218 Corrected Total 7 0.02415 The SAS System 170 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.85702 1.08334 0.00639 2.94 0.1472 pctfem 4.25656 2.12229 0.00875 4.02 0.1012 pctnurse 0.01202 0.00619 0.00820 3.77 0.1099 Bounds on condition number: 1.0838, 4.3351 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.7232 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01746 0.00582 3.48 0.1296 Error 4 0.00668 0.00167 Corrected Total 7 0.02415 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.12413 0.96420 0.00811 4.85 0.0923 pci -0.00001327 0.00000837 0.00420 2.51 0.1882 pctfem 5.26647 1.96596 0.01199 7.18 0.0553 pctnurse 0.01112 0.00546 0.00694 4.15 0.1112 Bounds on condition number: 1.211, 10.403 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 171 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.2099 0.2099 . 1.59 0.2537 2 pctnurse 2 0.3396 0.5494 . 3.77 0.1099 3 pci 3 0.1738 0.7232 . 2.51 0.1882 The SAS System 172 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable crimeindex Entered: R-Square = 0.8906 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01910 0.01910 32.56 0.0047 Error 4 0.00235 0.00058661 Corrected Total 5 0.02145 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.27231 0.02076 0.10094 172.08 0.0002 crimeindex 0.00000175 3.068892E-7 0.01910 32.56 0.0047 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.9356 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02007 0.01003 21.80 0.0163 Error 3 0.00138 0.00046023 Corrected Total 5 0.02145 The SAS System 173 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.21151 0.04582 0.00981 21.31 0.0191 meansave 0.00000141 9.766524E-7 0.00096577 2.10 0.2433 crimeindex 0.00000125 4.424736E-7 0.00365 7.92 0.0670 Bounds on condition number: 2.6497, 10.599 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.9842 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02111 0.00704 41.41 0.0237 Error 2 0.00033981 0.00016991 Corrected Total 5 0.02145 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.38559 0.07564 0.00441 25.98 0.0364 meansave 0.00000174 6.078202E-7 0.00139 8.20 0.1034 pci -0.00001084 0.00000438 0.00104 6.13 0.1317 crimeindex 0.00000109 2.76338E-7 0.00263 15.48 0.0589 Bounds on condition number: 2.7994, 19.916 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 174 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 crimeindex 1 0.8906 0.8906 . 32.56 0.0047 2 meansave 2 0.0450 0.9356 . 2.10 0.2433 3 pci 3 0.0485 0.9842 . 6.13 0.1317 The SAS System 175 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.5979 and C(p) = 19.2229 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.13576 0.13576 22.30 0.0003 Error 15 0.09130 0.00609 Corrected Total 16 0.22706 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.79977 0.88896 0.11121 18.27 0.0007 pctfem 8.12812 1.72107 0.13576 22.30 0.0003 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.8033 and C(p) = 4.7647 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.18239 0.09119 28.58 <.0001 Error 14 0.04467 0.00319 Corrected Total 16 0.22706 The SAS System 176 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.01372 0.67565 0.06348 19.90 0.0005 pctvets 0.00270 0.00070574 0.04663 14.62 0.0019 pctfem 6.02852 1.36172 0.06253 19.60 0.0006 Bounds on condition number: 1.1943, 4.777 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.8736 and C(p) = 1.1275 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.19836 0.06612 29.96 <.0001 Error 13 0.02869 0.00221 Corrected Total 16 0.22706 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.19813 0.56615 0.07044 31.91 <.0001 poverty 0.00817 0.00304 0.01597 7.24 0.0185 pctvets 0.00293 0.00059323 0.05379 24.37 0.0003 pctfem 6.11104 1.13305 0.06421 29.09 0.0001 Bounds on condition number: 1.2197, 10.335 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9061 and C(p) = 0.5232 The SAS System 177 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.20574 0.05144 28.96 <.0001 Error 12 0.02132 0.00178 Corrected Total 16 0.22706 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.58411 0.54204 0.07766 43.72 <.0001 poverty 0.01108 0.00308 0.02305 12.98 0.0036 pctvets 0.00270 0.00054400 0.04371 24.61 0.0003 pctfem 6.71428 1.05865 0.07145 40.22 <.0001 pctnurse 0.00994 0.00488 0.00738 4.15 0.0642 Bounds on condition number: 1.3901, 21.098 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.5979 0.5979 19.2229 22.30 0.0003 2 pctvets 2 0.2054 0.8033 4.7647 14.62 0.0019 3 poverty 3 0.0703 0.8736 1.1275 7.24 0.0185 4 pctnurse 4 0.0325 0.9061 0.5232 4.15 0.0642 The SAS System 178 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.5694 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01268 0.01268 9.26 0.0188 Error 7 0.00959 0.00137 Corrected Total 8 0.02227 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.22765 0.05222 0.02603 19.00 0.0033 pctvets 0.00130 0.00042752 0.01268 9.26 0.0188 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.7002 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01559 0.00779 7.01 0.0270 Error 6 0.00668 0.00111 Corrected Total 8 0.02227 The SAS System 179 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.75683 0.61047 0.00171 1.54 0.2614 pctvets 0.00108 0.00040785 0.00787 7.07 0.0376 pctfem 1.98152 1.22506 0.00291 2.62 0.1569 Bounds on condition number: 1.1203, 4.4812 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.5694 0.5694 . 9.26 0.0188 2 pctfem 2 0.1307 0.7002 . 2.62 0.1569 The SAS System 180 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.7292 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.08136 0.08136 21.55 0.0017 Error 8 0.03021 0.00378 Corrected Total 9 0.11157 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.08464 0.06682 0.00606 1.60 0.2409 poverty 0.01869 0.00403 0.08136 21.55 0.0017 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.7292 0.7292 . 21.55 0.0017 The SAS System 181 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pci Entered: R-Square = 0.4838 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01961 0.01961 7.50 0.0255 Error 8 0.02092 0.00262 Corrected Total 9 0.04053 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.79512 0.15346 0.07021 26.85 0.0008 pci -0.00002358 0.00000861 0.01961 7.50 0.0255 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.5968 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02419 0.01209 5.18 0.0416 Error 7 0.01634 0.00233 Corrected Total 9 0.04053 The SAS System 182 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.91498 1.22937 0.00129 0.55 0.4809 pci -0.00001988 0.00000856 0.01260 5.40 0.0531 pctfem 3.21150 2.29260 0.00458 1.96 0.2040 Bounds on condition number: 1.1055, 4.4222 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.8341 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03380 0.01127 10.05 0.0094 Error 6 0.00673 0.00112 Corrected Total 9 0.04053 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -4.22732 1.41575 0.00999 8.92 0.0244 meansave -0.00000148 5.064873E-7 0.00962 8.58 0.0263 pci -0.00001376 0.00000629 0.00537 4.79 0.0713 pctfem 9.67122 2.71787 0.01419 12.66 0.0120 Bounds on condition number: 3.2362, 22.239 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctvets Entered: R-Square = 0.9106 and C(p) = . The SAS System 183 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03691 0.00923 12.74 0.0078 Error 5 0.00362 0.00072438 Corrected Total 9 0.04053 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.63855 1.17314 0.00697 9.62 0.0268 meansave -0.00000198 4.719783E-7 0.01272 17.56 0.0086 pci -0.00002093 0.00000613 0.00845 11.66 0.0189 pctvets 0.00129 0.00062115 0.00310 4.28 0.0933 pctfem 8.57584 2.24809 0.01054 14.55 0.0124 Bounds on condition number: 3.942, 49.552 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pci 1 0.4838 0.4838 . 7.50 0.0255 2 pctfem 2 0.1130 0.5968 . 1.96 0.2040 3 meansave 3 0.2373 0.8341 . 8.58 0.0263 4 pctvets 4 0.0766 0.9106 . 4.28 0.0933 The SAS System 184 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.6349 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02146 0.02146 8.69 0.0319 Error 5 0.01234 0.00247 Corrected Total 6 0.03381 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.18418 0.06548 0.01953 7.91 0.0374 poverty 0.01573 0.00534 0.02146 8.69 0.0319 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.6349 0.6349 . 8.69 0.0319 The SAS System 185 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.3066 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02833 0.02833 3.09 0.1219 Error 7 0.06408 0.00915 Corrected Total 8 0.09241 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.85516 1.83839 0.02208 2.41 0.1643 pctfem 6.27692 3.56798 0.02833 3.09 0.1219 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.6652 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.06147 0.03074 5.96 0.0375 Error 6 0.03093 0.00516 Corrected Total 8 0.09241 The SAS System 186 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -6.46809 1.98346 0.05483 10.63 0.0172 pci -0.00002111 0.00000832 0.03314 6.43 0.0444 pctfem 14.08749 4.08168 0.06141 11.91 0.0136 Bounds on condition number: 2.3235, 9.2941 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 0.7384 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06824 0.02275 4.70 0.0642 Error 5 0.02417 0.00483 Corrected Total 8 0.09241 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -6.58023 1.92298 0.05661 11.71 0.0188 pci -0.00001646 0.00000897 0.01628 3.37 0.1259 pctfem 14.16940 3.95302 0.06211 12.85 0.0158 crimeindex -7.85499E-8 6.641331E-8 0.00676 1.40 0.2901 Bounds on condition number: 2.8757, 20.348 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable medianage Entered: R-Square = 0.8100 and C(p) = . The SAS System 187 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07485 0.01871 4.26 0.0946 Error 4 0.01756 0.00439 Corrected Total 8 0.09241 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -6.57135 1.83245 0.05645 12.86 0.0230 medianage -0.02335 0.01903 0.00661 1.51 0.2870 pci -0.00000914 0.00001042 0.00338 0.77 0.4300 pctfem 15.33956 3.88568 0.06841 15.58 0.0169 crimeindex -1.2857E-7 7.527389E-8 0.01281 2.92 0.1628 Bounds on condition number: 4.2764, 45.715 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pci Removed: R-Square = 0.7734 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.07147 0.02382 5.69 0.0455 Error 5 0.02094 0.00419 Corrected Total 8 0.09241 The SAS System 188 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -5.74621 1.53571 0.05862 14.00 0.0134 medianage -0.03291 0.01524 0.01952 4.66 0.0833 pctfem 14.00138 3.49003 0.06739 16.09 0.0102 crimeindex -1.68969E-7 5.814144E-8 0.03536 8.45 0.0335 Bounds on condition number: 2.0917, 15.399 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable popdens Entered: R-Square = 0.8364 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07729 0.01932 5.11 0.0715 Error 4 0.01512 0.00378 Corrected Total 8 0.09241 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -7.20553 1.87394 0.05587 14.78 0.0184 medianage -0.03156 0.01452 0.01786 4.72 0.0954 pctfem 16.82688 4.02222 0.06614 17.50 0.0139 popdens -0.08286 0.06678 0.00582 1.54 0.2825 crimeindex -1.65244E-8 1.34698E-7 0.00005687 0.02 0.9083 Bounds on condition number: 11.504, 98.247 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 Variable crimeindex Removed: R-Square = 0.8358 and C(p) = . The SAS System 189 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.07723 0.02574 8.48 0.0209 Error 5 0.01517 0.00303 Corrected Total 8 0.09241 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -7.29887 1.53458 0.06865 22.62 0.0051 medianage -0.03122 0.01278 0.01812 5.97 0.0584 pctfem 16.99280 3.39448 0.07605 25.06 0.0041 popdens -0.09033 0.02454 0.04112 13.55 0.0143 Bounds on condition number: 2.7302, 18.768 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.3066 0.3066 . 3.09 0.1219 2 pci 2 0.3587 0.6652 . 6.43 0.0444 3 crimeindex 3 0.0732 0.7384 . 1.40 0.2901 4 medianage 4 0.0716 0.8100 . 1.51 0.2870 5 pci 3 0.0365 0.7734 . 0.77 0.4300 6 popdens 4 0.0630 0.8364 . 1.54 0.2825 7 crimeindex 3 0.0006 0.8358 . 0.02 0.9083 The SAS System 190 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.2704 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00525 0.00525 2.96 0.1234 Error 8 0.01415 0.00177 Corrected Total 9 0.01940 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.40903 0.02588 0.44188 249.76 <.0001 pctnurse -0.00651 0.00378 0.00525 2.96 0.1234 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.5094 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.00988 0.00494 3.63 0.0827 Error 7 0.00952 0.00136 Corrected Total 9 0.01940 The SAS System 191 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.44186 0.02882 0.31950 235.01 <.0001 popdens -0.18621 0.10083 0.00464 3.41 0.1073 pctnurse -0.00628 0.00332 0.00488 3.59 0.1001 Bounds on condition number: 1.0014, 4.0056 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.6221 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01207 0.00402 3.29 0.0998 Error 6 0.00733 0.00122 Corrected Total 9 0.01940 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.62169 0.13723 0.02508 20.52 0.0040 medianage -0.00539 0.00403 0.00218 1.79 0.2296 popdens -0.19371 0.09575 0.00500 4.09 0.0895 pctnurse -0.00597 0.00315 0.00438 3.58 0.1072 Bounds on condition number: 1.0087, 9.0614 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 192 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.2704 0.2704 . 2.96 0.1234 2 popdens 2 0.2390 0.5094 . 3.41 0.1073 3 medianage 3 0.1126 0.6221 . 1.79 0.2296 The SAS System 193 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3555 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02854 0.02854 3.31 0.1187 Error 6 0.05174 0.00862 Corrected Total 7 0.08028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.28007 0.07053 0.13595 15.77 0.0074 poverty 0.00808 0.00444 0.02854 3.31 0.1187 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.6370 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05114 0.02557 4.39 0.0794 Error 5 0.02914 0.00583 Corrected Total 7 0.08028 The SAS System 194 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23531 0.06228 0.08319 14.28 0.0129 poverty 0.00897 0.00368 0.03466 5.95 0.0587 crimeindex 1.349028E-7 6.850299E-8 0.02260 3.88 0.1060 Bounds on condition number: 1.0154, 4.0617 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.8944 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.07180 0.02393 11.29 0.0202 Error 4 0.00848 0.00212 Corrected Total 7 0.08028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.99933 0.71667 0.01649 7.78 0.0493 medianage 0.06268 0.02007 0.02066 9.75 0.0354 poverty 0.02165 0.00463 0.04640 21.89 0.0095 crimeindex 1.402778E-7 4.13456E-8 0.02440 11.51 0.0275 Bounds on condition number: 4.4191, 29.468 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9674 and C(p) = . The SAS System 195 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07767 0.01942 22.26 0.0144 Error 3 0.00262 0.00087219 Corrected Total 7 0.08028 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.99906 0.45976 0.01649 18.91 0.0225 medianage 0.06435 0.01289 0.02172 24.90 0.0155 poverty 0.02180 0.00297 0.04705 53.95 0.0052 pctnurse -0.01176 0.00454 0.00586 6.72 0.0809 crimeindex 1.377533E-7 2.654214E-8 0.02349 26.94 0.0139 Bounds on condition number: 4.4209, 43.371 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3555 0.3555 . 3.31 0.1187 2 crimeindex 2 0.2815 0.6370 . 3.88 0.1060 3 medianage 3 0.2574 0.8944 . 9.75 0.0354 4 pctnurse 4 0.0730 0.9674 . 6.72 0.0809 The SAS System 196 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3943 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01682 0.01682 4.56 0.0702 Error 7 0.02583 0.00369 Corrected Total 8 0.04265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23351 0.07078 0.04016 10.88 0.0131 poverty 0.01083 0.00507 0.01682 4.56 0.0702 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.6654 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02837 0.01419 5.97 0.0375 Error 6 0.01427 0.00238 Corrected Total 8 0.04265 The SAS System 197 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.08136 0.15371 0.00066631 0.28 0.6156 poverty 0.01352 0.00425 0.02404 10.11 0.0191 pctvets 0.00234 0.00106 0.01156 4.86 0.0697 Bounds on condition number: 1.0894, 4.3575 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.8085 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03448 0.01149 7.03 0.0304 Error 5 0.00817 0.00163 Corrected Total 8 0.04265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.04391 0.12886 0.00018968 0.12 0.7471 poverty 0.01222 0.00359 0.01895 11.60 0.0191 pctvets 0.00205 0.00089181 0.00861 5.27 0.0702 popdens 0.03396 0.01757 0.00610 3.73 0.1111 Bounds on condition number: 1.129, 9.905 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 198 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3943 0.3943 . 4.56 0.0702 2 pctvets 2 0.2711 0.6654 . 4.86 0.0697 3 popdens 3 0.1431 0.8085 . 3.73 0.1111 The SAS System 199 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.5139 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01570 0.01570 6.34 0.0454 Error 6 0.01485 0.00247 Corrected Total 7 0.03055 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.17569 0.07938 0.01212 4.90 0.0688 pctvets 0.00178 0.00070852 0.01570 6.34 0.0454 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.5139 0.5139 . 6.34 0.0454 The SAS System 200 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.4361 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01687 0.01687 6.19 0.0377 Error 8 0.02182 0.00273 Corrected Total 9 0.03869 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.23127 1.05662 0.01216 4.46 0.0677 pctfem 5.13570 2.06485 0.01687 6.19 0.0377 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.6566 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02540 0.01270 6.69 0.0237 Error 7 0.01329 0.00190 Corrected Total 9 0.03869 The SAS System 201 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.91083 0.89435 0.00866 4.56 0.0700 pctfem 4.42149 1.75523 0.01204 6.35 0.0399 popdens 0.27565 0.13002 0.00853 4.49 0.0717 Bounds on condition number: 1.0382, 4.153 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.9145 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03538 0.01179 21.39 0.0013 Error 6 0.00331 0.00055128 Corrected Total 9 0.03869 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.38557 0.49755 0.00428 7.75 0.0318 poverty 0.00721 0.00169 0.00998 18.10 0.0054 pctfem 3.16737 0.99081 0.00563 10.22 0.0187 popdens 0.32137 0.07089 0.01133 20.55 0.0040 Bounds on condition number: 1.1391, 9.9238 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pci Entered: R-Square = 0.9656 and C(p) = . The SAS System 202 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03736 0.00934 35.11 0.0007 Error 5 0.00133 0.00026598 Corrected Total 9 0.03869 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.66593 0.36058 0.00568 21.35 0.0057 pci 0.00001359 0.00000498 0.00198 7.44 0.0414 poverty 0.01196 0.00210 0.00861 32.39 0.0023 pctfem 3.17863 0.68824 0.00567 21.33 0.0057 popdens 0.18735 0.06957 0.00193 7.25 0.0431 Bounds on condition number: 4.7675, 46.2 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.4361 0.4361 . 6.19 0.0377 2 popdens 2 0.2205 0.6566 . 4.49 0.0717 3 poverty 3 0.2579 0.9145 . 18.10 0.0054 4 pci 4 0.0511 0.9656 . 7.44 0.0414 The SAS System 203 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.3598 and C(p) = 19.9353 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02141 0.02141 5.06 0.0511 Error 9 0.03810 0.00423 Corrected Total 10 0.05952 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32579 0.02532 0.70108 165.59 <.0001 popdens 0.19148 0.08514 0.02141 5.06 0.0511 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.6073 and C(p) = 11.5201 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03615 0.01807 6.19 0.0238 Error 8 0.02337 0.00292 Corrected Total 10 0.05952 The SAS System 204 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.21922 0.05190 0.05211 17.84 0.0029 popdens 0.24609 0.07479 0.03163 10.83 0.0110 pctnurse 0.01369 0.00609 0.01473 5.04 0.0549 Bounds on condition number: 1.1182, 4.4729 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctfem Entered: R-Square = 0.6955 and C(p) = 9.8097 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04140 0.01380 5.33 0.0317 Error 7 0.01812 0.00259 Corrected Total 10 0.05952 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.76667 1.39551 0.00415 1.60 0.2460 pctfem 3.91008 2.74597 0.00525 2.03 0.1975 popdens 0.18182 0.08363 0.01224 4.73 0.0662 pctnurse 0.01358 0.00574 0.01450 5.60 0.0499 Bounds on condition number: 1.5778, 12.449 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctvets Entered: R-Square = 0.7576 and C(p) = 9.1993 The SAS System 205 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.04509 0.01127 4.69 0.0466 Error 6 0.01443 0.00240 Corrected Total 10 0.05952 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.18046 1.38583 0.00595 2.48 0.1667 pctvets -0.00206 0.00166 0.00369 1.54 0.2615 pctfem 5.01670 2.79318 0.00776 3.23 0.1226 popdens 0.25769 0.10122 0.01559 6.48 0.0437 pctnurse 0.02153 0.00847 0.01553 6.46 0.0440 Bounds on condition number: 3.0847, 39.275 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable medianage Entered: R-Square = 0.8295 and C(p) = 8.1736 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.04937 0.00987 4.86 0.0537 Error 5 0.01015 0.00203 Corrected Total 10 0.05952 The SAS System 206 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.10848 1.42454 0.00966 4.76 0.0809 medianage 0.01745 0.01202 0.00428 2.11 0.2062 pctvets -0.00315 0.00170 0.00697 3.43 0.1230 pctfem 5.88360 2.63462 0.01012 4.99 0.0759 popdens 0.34000 0.10890 0.01978 9.75 0.0262 pctnurse 0.02296 0.00785 0.01738 8.56 0.0328 Bounds on condition number: 3.8417, 67.394 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.3598 0.3598 19.9353 5.06 0.0511 2 pctnurse 2 0.2476 0.6073 11.5201 5.04 0.0549 3 pctfem 3 0.0882 0.6955 9.8097 2.03 0.1975 4 pctvets 4 0.0620 0.7576 9.1993 1.54 0.2615 5 medianage 5 0.0719 0.8295 8.1736 2.11 0.2062 The SAS System 207 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.2857 and C(p) = 27.1609 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01861 0.01861 3.60 0.0903 Error 9 0.04652 0.00517 Corrected Total 10 0.06512 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.28378 0.06250 0.10656 20.62 0.0014 poverty 0.00820 0.00432 0.01861 3.60 0.0903 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.4448 and C(p) = 21.5520 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02897 0.01448 3.20 0.0950 Error 8 0.03615 0.00452 Corrected Total 10 0.06512 The SAS System 208 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.24637 0.06345 0.06814 15.08 0.0047 poverty 0.00659 0.00418 0.01125 2.49 0.1532 pctnurse 0.01052 0.00695 0.01036 2.29 0.1685 Bounds on condition number: 1.069, 4.2758 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.2857 0.2857 27.1609 3.60 0.0903 2 pctnurse 2 0.1591 0.4448 21.5520 2.29 0.1685 The SAS System 209 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pci Entered: R-Square = 0.3309 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00718 0.00718 2.47 0.1766 Error 5 0.01453 0.00291 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.15233 0.14081 0.00340 1.17 0.3287 pci 0.00001156 0.00000735 0.00718 2.47 0.1766 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.5435 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01180 0.00590 2.38 0.2084 Error 4 0.00991 0.00248 Corrected Total 6 0.02171 The SAS System 210 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.04114 0.15346 0.00017805 0.07 0.8019 pci 0.00001869 0.00000856 0.01179 4.76 0.0946 crimeindex -8.45043E-8 6.192467E-8 0.00461 1.86 0.2441 Bounds on condition number: 1.5915, 6.3659 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.7861 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01707 0.00569 3.68 0.1567 Error 3 0.00464 0.00155 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.70622 0.38033 0.00534 3.45 0.1603 pci -0.00002454 0.00002439 0.00157 1.01 0.3884 popdens 0.51089 0.27690 0.00527 3.40 0.1622 crimeindex -5.09053E-7 2.352477E-7 0.00725 4.68 0.1191 Bounds on condition number: 86.828, 432.78 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pci Removed: R-Square = 0.7139 and C(p) = . The SAS System 211 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01550 0.00775 4.99 0.0818 Error 4 0.00621 0.00155 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32424 0.02389 0.28588 184.13 0.0002 popdens 0.24318 0.07698 0.01550 9.98 0.0342 crimeindex -2.94923E-7 1.004921E-7 0.01337 8.61 0.0426 Bounds on condition number: 6.6891, 26.756 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctnurse Entered: R-Square = 0.8865 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.01925 0.00642 7.81 0.0626 Error 3 0.00246 0.00082118 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.39919 0.03916 0.08535 103.93 0.0020 popdens 0.24293 0.05598 0.01546 18.83 0.0226 pctnurse -0.01142 0.00534 0.00375 4.56 0.1223 crimeindex -3.09251E-7 7.339101E-8 0.01458 17.76 0.0244 The SAS System 212 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Bounds on condition number: 6.7454, 43.48 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable medianage Entered: R-Square = 0.9751 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02117 0.00529 19.62 0.0491 Error 2 0.00053965 0.00026983 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.63322 0.09047 0.01322 48.99 0.0198 medianage -0.00712 0.00267 0.00192 7.13 0.1163 popdens 0.28187 0.03525 0.01725 63.94 0.0153 pctnurse -0.01474 0.00331 0.00536 19.87 0.0468 crimeindex -3.55239E-7 4.54581E-8 0.01648 61.07 0.0160 Bounds on condition number: 8.0706, 74.267 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 Variable meansave Entered: R-Square = 0.9994 and C(p) = . The SAS System 213 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.02170 0.00434 352.82 0.0404 Error 1 0.00001230 0.00001230 Corrected Total 6 0.02171 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.61255 0.01957 0.01205 979.48 0.0203 medianage -0.01045 0.00076324 0.00231 187.46 0.0464 meansave 0.00000232 3.548445E-7 0.00052735 42.87 0.0965 popdens 0.21029 0.01327 0.00309 251.08 0.0401 pctnurse -0.02227 0.00135 0.00335 272.48 0.0385 crimeindex -2.78109E-7 1.526271E-8 0.00408 332.02 0.0349 Bounds on condition number: 25.098, 296.53 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pci 1 0.3309 0.3309 . 2.47 0.1766 2 crimeindex 2 0.2125 0.5435 . 1.86 0.2441 3 popdens 3 0.2427 0.7861 . 3.40 0.1622 4 pci 2 0.0722 0.7139 . 1.01 0.3884 5 pctnurse 3 0.1726 0.8865 . 4.56 0.1223 6 medianage 4 0.0886 0.9751 . 7.13 0.1163 7 meansave 5 0.0243 0.9994 . 42.87 0.0965 The SAS System 214 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.3592 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01235 0.01235 3.92 0.0881 Error 7 0.02203 0.00315 Corrected Total 8 0.03437 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32223 0.03039 0.35386 112.45 <.0001 popdens 0.15556 0.07854 0.01235 3.92 0.0881 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.5642 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01940 0.00970 3.88 0.0827 Error 6 0.01498 0.00250 Corrected Total 8 0.03437 The SAS System 215 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.33075 0.02754 0.36018 144.27 <.0001 popdens 0.27557 0.09997 0.01897 7.60 0.0330 crimeindex -7.41972E-7 4.415396E-7 0.00705 2.82 0.1439 Bounds on condition number: 2.0424, 8.1695 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.6688 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02299 0.00766 3.37 0.1122 Error 5 0.01138 0.00228 Corrected Total 8 0.03437 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.24458 0.07345 0.02525 11.09 0.0208 meansave 0.00000150 0.00000119 0.00359 1.58 0.2644 popdens 0.24557 0.09841 0.01418 6.23 0.0548 crimeindex -0.00000111 5.115665E-7 0.01064 4.67 0.0830 Bounds on condition number: 3.0061, 23.307 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pci Entered: R-Square = 0.8458 and C(p) = . The SAS System 216 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02907 0.00727 5.49 0.0640 Error 4 0.00530 0.00133 Corrected Total 8 0.03437 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.47865 0.12278 0.02014 15.20 0.0176 meansave 0.00000281 0.00000110 0.00870 6.57 0.0625 pci -0.00001776 0.00000829 0.00608 4.59 0.0988 popdens 0.20376 0.07757 0.00914 6.90 0.0584 crimeindex -0.00000108 3.904852E-7 0.01011 7.63 0.0507 Bounds on condition number: 3.7677, 43.743 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctnurse Entered: R-Square = 0.9098 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03127 0.00625 6.05 0.0847 Error 3 0.00310 0.00103 Corrected Total 8 0.03437 The SAS System 217 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.40025 0.12103 0.01131 10.94 0.0455 meansave 0.00000331 0.00000103 0.01072 10.37 0.0486 pci -0.00001811 0.00000733 0.00632 6.11 0.0899 popdens 0.22626 0.07023 0.01073 10.38 0.0485 pctnurse 0.00571 0.00391 0.00220 2.13 0.2408 crimeindex -0.00000118 3.524036E-7 0.01168 11.29 0.0437 Bounds on condition number: 4.2301, 65.398 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable poverty Entered: R-Square = 0.9856 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.03388 0.00565 22.86 0.0425 Error 2 0.00049402 0.00024701 Corrected Total 8 0.03437 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.52430 0.29066 0.00080373 3.25 0.2130 meansave 0.00000350 5.055701E-7 0.01184 47.93 0.0202 pci 0.00001934 0.00001207 0.00063420 2.57 0.2503 poverty 0.01568 0.00483 0.00261 10.56 0.0831 popdens 0.15110 0.04140 0.00329 13.32 0.0675 pctnurse 0.01576 0.00364 0.00464 18.77 0.0494 crimeindex -0.00000166 2.270605E-7 0.01328 53.77 0.0181 Bounds on condition number: 20.953, 357.45 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 218 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pctvets Entered: R-Square = 0.9999 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 7 0.03437 0.00491 1849.68 0.0179 Error 1 0.00000265 0.00000265 Corrected Total 8 0.03437 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.20238 0.03831 0.00007407 27.90 0.1191 meansave 0.00000366 5.376822E-8 0.01232 4642.54 0.0093 pci 0.00001048 0.00000141 0.00014656 55.21 0.0852 poverty 0.01201 0.00056852 0.00119 446.55 0.0301 pctvets -0.00127 0.00009332 0.00049137 185.10 0.0467 popdens 0.20172 0.00568 0.00335 1261.31 0.0179 pctnurse 0.01562 0.00037736 0.00455 1713.62 0.0154 crimeindex -0.00000159 2.40975E-8 0.01163 4379.61 0.0096 Bounds on condition number: 26.627, 538.16 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 219 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.3592 0.3592 . 3.92 0.0881 2 crimeindex 2 0.2051 0.5642 . 2.82 0.1439 3 meansave 3 0.1046 0.6688 . 1.58 0.2644 4 pci 4 0.1770 0.8458 . 4.59 0.0988 5 pctnurse 5 0.0640 0.9098 . 2.13 0.2408 6 poverty 6 0.0758 0.9856 . 10.56 0.0831 7 pctvets 7 0.0143 0.9999 . 185.10 0.0467 The SAS System 220 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3328 and C(p) = 64.8270 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04380 0.04380 6.98 0.0193 Error 14 0.08781 0.00627 Corrected Total 15 0.13161 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32984 0.04209 0.38512 61.40 <.0001 poverty 0.00647 0.00245 0.04380 6.98 0.0193 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.7457 and C(p) = 19.2819 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.09814 0.04907 19.06 0.0001 Error 13 0.03347 0.00257 Corrected Total 15 0.13161 The SAS System 221 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.26681 0.03026 0.20019 77.76 <.0001 poverty 0.00788 0.00160 0.06254 24.29 0.0003 popdens 0.03068 0.00668 0.05434 21.11 0.0005 Bounds on condition number: 1.0381, 4.1525 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctnurse Entered: R-Square = 0.9283 and C(p) = 0.2600 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.12217 0.04072 51.76 <.0001 Error 12 0.00944 0.00078675 Corrected Total 15 0.13161 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.19295 0.02141 0.06389 81.21 <.0001 poverty 0.00663 0.00091212 0.04157 52.84 <.0001 popdens 0.03616 0.00382 0.07041 89.50 <.0001 pctnurse 0.01444 0.00261 0.02403 30.54 0.0001 Bounds on condition number: 1.1702, 10.168 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 222 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3328 0.3328 64.8270 6.98 0.0193 2 popdens 2 0.4129 0.7457 19.2819 21.11 0.0005 3 pctnurse 3 0.1826 0.9283 0.2600 30.54 0.0001 The SAS System 223 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.3891 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02810 0.02810 5.10 0.0540 Error 8 0.04412 0.00551 Corrected Total 9 0.07221 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.31452 0.05465 0.18265 33.12 0.0004 pctnurse 0.02471 0.01095 0.02810 5.10 0.0540 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.5149 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03718 0.01859 3.72 0.0795 Error 7 0.03503 0.00500 Corrected Total 9 0.07221 The SAS System 224 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.25267 0.06941 0.06632 13.25 0.0083 pctnurse 0.04911 0.02090 0.02764 5.52 0.0511 crimeindex -2.95721E-7 2.194791E-7 0.00909 1.82 0.2198 Bounds on condition number: 4.0145, 16.058 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.6080 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04391 0.01464 3.10 0.1105 Error 6 0.02831 0.00472 Corrected Total 9 0.07221 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.23705 0.06865 0.05626 11.92 0.0136 popdens 0.12016 0.10064 0.00672 1.43 0.2776 pctnurse 0.05352 0.02062 0.03178 6.74 0.0409 crimeindex -6.47364E-7 3.635431E-7 0.01496 3.17 0.1253 Bounds on condition number: 11.684, 68.643 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.7128 and C(p) = . The SAS System 225 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.05148 0.01287 3.10 0.1229 Error 5 0.02074 0.00415 Corrected Total 9 0.07221 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.24422 0.06458 0.05931 14.30 0.0129 meansave -3.30376E-7 2.445582E-7 0.00757 1.82 0.2346 popdens 0.33811 0.18691 0.01357 3.27 0.1302 pctnurse 0.06182 0.02029 0.03851 9.29 0.0285 crimeindex -0.00000124 5.531219E-7 0.02070 4.99 0.0758 Bounds on condition number: 30.765, 268.24 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctfem Entered: R-Square = 0.8390 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.06058 0.01212 4.17 0.0957 Error 4 0.01163 0.00291 Corrected Total 9 0.07221 The SAS System 226 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.92874 0.95317 0.01190 4.09 0.1130 meansave -5.51394E-7 2.398168E-7 0.01537 5.29 0.0830 pctfem -3.38624 1.91300 0.00911 3.13 0.1514 popdens 0.54671 0.19589 0.02264 7.79 0.0493 pctnurse 0.08317 0.02083 0.04634 15.94 0.0162 crimeindex -0.00000188 5.893126E-7 0.02962 10.19 0.0332 Bounds on condition number: 49.822, 537.81 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.3891 0.3891 . 5.10 0.0540 2 crimeindex 2 0.1258 0.5149 . 1.82 0.2198 3 popdens 3 0.0931 0.6080 . 1.43 0.2776 4 meansave 4 0.1048 0.7128 . 1.82 0.2346 5 pctfem 5 0.1261 0.8390 . 3.13 0.1514 The SAS System 227 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.8152 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.12933 0.12933 22.06 0.0054 Error 5 0.02932 0.00586 Corrected Total 6 0.15865 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.01393 0.08601 0.00015379 0.03 0.8777 poverty 0.02703 0.00576 0.12933 22.06 0.0054 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.8978 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.14243 0.07122 17.57 0.0104 Error 4 0.01622 0.00405 Corrected Total 6 0.15865 The SAS System 228 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.95447 1.63731 0.01320 3.26 0.1455 poverty 0.02062 0.00597 0.04834 11.92 0.0260 pctfem 5.92000 3.29314 0.01310 3.23 0.1466 Bounds on condition number: 1.5561, 6.2246 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9363 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.14855 0.04952 14.71 0.0267 Error 3 0.01010 0.00337 Corrected Total 6 0.15865 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.62842 1.51151 0.01018 3.02 0.1804 poverty 0.02281 0.00568 0.05431 16.13 0.0277 pctvets -0.00133 0.00098437 0.00612 1.82 0.2704 pctfem 5.47837 3.01878 0.01109 3.29 0.1672 Bounds on condition number: 1.695, 13.099 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.9935 and C(p) = . The SAS System 229 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.15761 0.03940 75.84 0.0131 Error 2 0.00104 0.00051956 Corrected Total 6 0.15865 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.70745 0.59409 0.01079 20.77 0.0449 poverty 0.02138 0.00226 0.04661 89.71 0.0110 pctvets -0.00222 0.00044165 0.01310 25.22 0.0374 pctfem 5.71581 1.18728 0.01204 23.18 0.0405 pctnurse 0.01275 0.00305 0.00906 17.44 0.0528 Bounds on condition number: 1.735, 24.661 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.8152 0.8152 . 22.06 0.0054 2 pctfem 2 0.0826 0.8978 . 3.23 0.1466 3 pctvets 3 0.0386 0.9363 . 1.82 0.2704 4 pctnurse 4 0.0571 0.9935 . 17.44 0.0528 The SAS System 230 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.2959 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01080 0.01080 2.10 0.2068 Error 5 0.02571 0.00514 Corrected Total 6 0.03651 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.09391 0.21888 0.00094640 0.18 0.6858 meansave 0.00000487 0.00000336 0.01080 2.10 0.2068 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.5295 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.01933 0.00967 2.25 0.2213 Error 4 0.01718 0.00429 Corrected Total 6 0.03651 The SAS System 231 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.95181 0.64078 0.00948 2.21 0.2116 medianage -0.02758 0.01957 0.00853 1.99 0.2315 meansave 0.00000508 0.00000307 0.01173 2.73 0.1737 Bounds on condition number: 1.0024, 4.0095 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctnurse Entered: R-Square = 0.8513 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03108 0.01036 5.72 0.0929 Error 3 0.00543 0.00181 Corrected Total 6 0.03651 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.07748 0.41890 0.01197 6.62 0.0823 medianage -0.03889 0.01346 0.01511 8.35 0.0630 meansave 0.00000666 0.00000209 0.01838 10.16 0.0498 pctnurse 0.01851 0.00727 0.01175 6.49 0.0841 Bounds on condition number: 1.2084, 10.296 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctvets Entered: R-Square = 0.9980 and C(p) = . The SAS System 232 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03644 0.00911 255.38 0.0039 Error 2 0.00007135 0.00003567 Corrected Total 6 0.03651 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.34571 0.06275 0.01641 459.90 0.0022 medianage -0.03877 0.00189 0.01502 421.04 0.0024 meansave 0.00000515 3.180152E-7 0.00937 262.70 0.0038 pctvets -0.00193 0.00015756 0.00536 150.21 0.0066 pctnurse 0.02165 0.00105 0.01512 423.79 0.0024 Bounds on condition number: 1.3343, 20.141 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable crimeindex Entered: R-Square = 1.0000 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03651 0.00730 183771 0.0024 Error 1 3.973734E-8 3.973734E-8 Corrected Total 6 0.03651 The SAS System 233 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.41425 0.00265 0.01135 285566 0.0020 medianage -0.04160 0.00009183 0.00815 205170 0.0020 meansave 0.00000542 1.229352E-8 0.00772 194176 0.0020 pctvets -0.00180 0.00000612 0.00343 86222.3 0.0022 pctnurse 0.02141 0.00003554 0.01443 363039 0.0020 crimeindex -1.65936E-7 3.91714E-9 0.00007131 1794.50 0.0150 Bounds on condition number: 2.7416, 49.931 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.2959 0.2959 . 2.10 0.2068 2 medianage 2 0.2336 0.5295 . 1.99 0.2315 3 pctnurse 3 0.3218 0.8513 . 6.49 0.0841 4 pctvets 4 0.1468 0.9980 . 150.21 0.0066 5 crimeindex 5 0.0020 1.0000 . 1794.50 0.0150 The SAS System 234 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.5126 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03079 0.03079 8.41 0.0199 Error 8 0.02928 0.00366 Corrected Total 9 0.06007 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.08818 0.11253 0.00225 0.61 0.4558 pctvets 0.00284 0.00097786 0.03079 8.41 0.0199 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.6877 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04131 0.02066 7.71 0.0170 Error 7 0.01876 0.00268 Corrected Total 9 0.06007 The SAS System 235 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -3.01959 1.57154 0.00989 3.69 0.0961 pctvets 0.00229 0.00088093 0.01812 6.76 0.0354 pctfem 6.16553 3.11194 0.01052 3.93 0.0880 Bounds on condition number: 1.1083, 4.4333 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.7828 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04703 0.01568 7.21 0.0205 Error 6 0.01305 0.00217 Corrected Total 9 0.06007 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.67704 1.43120 0.00761 3.50 0.1106 poverty 0.00832 0.00513 0.00571 2.63 0.1561 pctvets 0.00223 0.00079440 0.01711 7.87 0.0310 pctfem 5.30604 2.85268 0.00752 3.46 0.1122 Bounds on condition number: 1.148, 9.9226 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable meansave Entered: R-Square = 0.8658 and C(p) = . The SAS System 236 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.05201 0.01300 8.06 0.0209 Error 5 0.00806 0.00161 Corrected Total 9 0.06007 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -4.46310 1.59710 0.01259 7.81 0.0382 meansave -0.00000132 7.520078E-7 0.00498 3.09 0.1390 poverty 0.00963 0.00448 0.00744 4.61 0.0845 pctvets 0.00286 0.00077177 0.02209 13.70 0.0140 pctfem 8.81798 3.16604 0.01251 7.76 0.0387 Bounds on condition number: 2.4752, 27.497 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctnurse Entered: R-Square = 0.9295 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.05584 0.01117 10.55 0.0202 Error 4 0.00423 0.00106 Corrected Total 9 0.06007 The SAS System 237 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -5.73456 1.45663 0.01641 15.50 0.0170 meansave -0.00000213 7.43153E-7 0.00871 8.22 0.0456 poverty 0.00813 0.00372 0.00507 4.79 0.0939 pctvets 0.00361 0.00074163 0.02515 23.76 0.0082 pctfem 11.34681 2.88958 0.01632 15.42 0.0171 pctnurse -0.00506 0.00266 0.00383 3.62 0.1300 Bounds on condition number: 3.6819, 54.788 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable popdens Entered: R-Square = 0.9911 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.05954 0.00992 55.62 0.0036 Error 3 0.00053525 0.00017842 Corrected Total 9 0.06007 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -8.06059 0.78652 0.01874 105.03 0.0020 meansave -0.00000168 3.209331E-7 0.00488 27.34 0.0136 poverty 0.00489 0.00168 0.00151 8.44 0.0623 pctvets 0.00397 0.00031432 0.02846 159.52 0.0011 pctfem 16.00187 1.56610 0.01863 104.40 0.0020 popdens -0.26098 0.05732 0.00370 20.73 0.0199 pctnurse -0.00931 0.00144 0.00749 41.97 0.0075 Bounds on condition number: 5.5111, 121.8 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 238 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pci Entered: R-Square = 0.9976 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 7 0.05993 0.00856 118.17 0.0084 Error 2 0.00014489 0.00007244 Corrected Total 9 0.06007 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -8.44964 0.52846 0.01852 255.65 0.0039 meansave -0.00000197 2.391483E-7 0.00489 67.57 0.0145 pci 0.00000379 0.00000163 0.00039036 5.39 0.1460 poverty 0.00547 0.00110 0.00179 24.65 0.0383 pctvets 0.00400 0.00020066 0.02876 397.05 0.0025 pctfem 16.64793 1.03603 0.01871 258.21 0.0039 popdens -0.26371 0.03654 0.00377 52.07 0.0187 pctnurse -0.00938 0.00091648 0.00759 104.74 0.0094 Bounds on condition number: 5.571, 168.16 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable crimeindex Entered: R-Square = 0.9998 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 8 0.06006 0.00751 684.38 0.0296 Error 1 0.00001097 0.00001097 Corrected Total 9 0.06007 The SAS System 239 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -10.66656 0.66699 0.00281 255.75 0.0398 meansave -0.00000241 1.564993E-7 0.00259 236.24 0.0414 pci 0.00000866 0.00000153 0.00035004 31.91 0.1115 poverty 0.00678 0.00056998 0.00155 141.54 0.0534 pctvets 0.00391 0.00008239 0.02466 2248.39 0.0134 pctfem 20.86497 1.27249 0.00295 268.86 0.0388 popdens -0.23250 0.01679 0.00210 191.69 0.0459 pctnurse -0.00990 0.00038686 0.00719 655.34 0.0249 crimeindex -1.86492E-7 5.337518E-8 0.00013392 12.21 0.1775 Bounds on condition number: 45.274, 1036.1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.5126 0.5126 . 8.41 0.0199 2 pctfem 2 0.1751 0.6877 . 3.93 0.0880 3 poverty 3 0.0951 0.7828 . 2.63 0.1561 4 meansave 4 0.0830 0.8658 . 3.09 0.1390 5 pctnurse 5 0.0637 0.9295 . 3.62 0.1300 6 popdens 6 0.0616 0.9911 . 20.73 0.0199 7 pci 7 0.0065 0.9976 . 5.39 0.1460 8 crimeindex 8 0.0022 0.9998 . 12.21 0.1775 The SAS System 240 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.3335 and C(p) = 0.9252 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04781 0.04781 6.00 0.0306 Error 12 0.09554 0.00796 Corrected Total 13 0.14336 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.29457 0.05749 0.20903 26.25 0.0003 poverty 0.00921 0.00376 0.04781 6.00 0.0306 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.5431 and C(p) = -0.5102 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.07785 0.03893 6.54 0.0135 Error 11 0.06550 0.00595 Corrected Total 13 0.14336 The SAS System 241 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.19839 0.06562 0.05443 9.14 0.0116 meansave 0.00000128 5.700317E-7 0.03004 5.05 0.0462 poverty 0.00912 0.00325 0.04681 7.86 0.0172 Bounds on condition number: 1.0002, 4.0007 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.6035 and C(p) = 0.4999 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.08651 0.02884 5.07 0.0217 Error 10 0.05684 0.00568 Corrected Total 13 0.14336 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.76036 0.45987 0.01554 2.73 0.1292 medianage -0.01750 0.01418 0.00866 1.52 0.2454 meansave 0.00000163 6.265155E-7 0.03869 6.81 0.0261 poverty 0.00728 0.00351 0.02443 4.30 0.0650 Bounds on condition number: 1.4797, 11.898 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable pctnurse Entered: R-Square = 0.6528 and C(p) = 1.6921 The SAS System 242 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.09358 0.02339 4.23 0.0337 Error 9 0.04978 0.00553 Corrected Total 13 0.14336 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.75135 0.45370 0.01517 2.74 0.1321 medianage -0.01814 0.01400 0.00928 1.68 0.2274 meansave 0.00000145 6.40299E-7 0.02818 5.09 0.0504 poverty 0.00670 0.00350 0.02028 3.67 0.0878 pctnurse 0.01017 0.00900 0.00706 1.28 0.2877 Bounds on condition number: 1.4821, 20.869 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctfem Entered: R-Square = 0.7037 and C(p) = 2.8572 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.10088 0.02018 3.80 0.0464 Error 8 0.04248 0.00531 Corrected Total 13 0.14336 The SAS System 243 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 3.66072 2.52039 0.01120 2.11 0.1844 medianage -0.01362 0.01425 0.00485 0.91 0.3673 meansave 0.00000150 6.289167E-7 0.03009 5.67 0.0445 poverty 0.01086 0.00493 0.02573 4.85 0.0589 pctfem -6.17816 5.26824 0.00730 1.38 0.2746 pctnurse 0.01675 0.01045 0.01364 2.57 0.1476 Bounds on condition number: 2.9451, 50.403 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable medianage Removed: R-Square = 0.6699 and C(p) = 1.4115 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.09603 0.02401 4.57 0.0274 Error 9 0.04733 0.00526 Corrected Total 13 0.14336 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 3.89810 2.49597 0.01283 2.44 0.1528 meansave 0.00000126 5.749892E-7 0.02525 4.80 0.0561 poverty 0.01312 0.00431 0.04878 9.28 0.0139 pctfem -7.54064 5.04706 0.01174 2.23 0.1694 pctnurse 0.01788 0.01034 0.01573 2.99 0.1177 Bounds on condition number: 2.7294, 29.753 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 244 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable crimeindex Entered: R-Square = 0.7253 and C(p) = 2.5034 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.10397 0.02079 4.22 0.0355 Error 8 0.03938 0.00492 Corrected Total 13 0.14336 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 4.08172 2.41939 0.01401 2.85 0.1301 meansave 6.310985E-7 7.4473E-7 0.00354 0.72 0.4214 poverty 0.01248 0.00420 0.04347 8.83 0.0178 pctfem -7.84781 4.88943 0.01268 2.58 0.1471 pctnurse 0.02079 0.01026 0.02022 4.11 0.0773 crimeindex 3.168199E-8 2.49445E-8 0.00794 1.61 0.2397 Bounds on condition number: 2.7361, 51.782 ---------------------------------------------------------------------------- Stepwise Selection: Step 8 Variable meansave Removed: R-Square = 0.7006 and C(p) = 0.9077 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.10044 0.02511 5.27 0.0183 Error 9 0.04292 0.00477 Corrected Total 13 0.14336 The SAS System 245 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 8 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 3.87491 2.36905 0.01276 2.68 0.1363 poverty 0.01177 0.00405 0.04026 8.44 0.0174 pctfem -7.36406 4.77935 0.01132 2.37 0.1578 pctnurse 0.02304 0.00976 0.02660 5.58 0.0425 crimeindex 4.573417E-8 1.834063E-8 0.02965 6.22 0.0342 Bounds on condition number: 2.6988, 28.916 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.3335 0.3335 0.9252 6.00 0.0306 2 meansave 2 0.2096 0.5431 -0.5102 5.05 0.0462 3 medianage 3 0.0604 0.6035 0.4999 1.52 0.2454 4 pctnurse 4 0.0493 0.6528 1.6921 1.28 0.2877 5 pctfem 5 0.0509 0.7037 2.8572 1.38 0.2746 6 medianage 4 0.0338 0.6699 1.4115 0.91 0.3673 7 crimeindex 5 0.0554 0.7253 2.5034 1.61 0.2397 8 meansave 4 0.0247 0.7006 0.9077 0.72 0.4214 The SAS System 246 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.6135 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02470 0.02470 11.11 0.0125 Error 7 0.01556 0.00222 Corrected Total 8 0.04026 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.10171 0.07587 0.00399 1.80 0.2219 pctvets 0.00240 0.00071859 0.02470 11.11 0.0125 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.7745 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03118 0.01559 10.30 0.0115 Error 6 0.00908 0.00151 Corrected Total 8 0.04026 The SAS System 247 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.32552 0.69245 0.00554 3.66 0.1041 pctvets 0.00203 0.00061823 0.01636 10.81 0.0167 pctfem 2.87094 1.38719 0.00648 4.28 0.0839 Bounds on condition number: 1.0874, 4.3494 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.8221 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03310 0.01103 7.70 0.0254 Error 5 0.00716 0.00143 Corrected Total 8 0.04026 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.26808 0.67553 0.00505 3.52 0.1193 pci -0.00000380 0.00000328 0.00192 1.34 0.2996 pctvets 0.00219 0.00061595 0.01804 12.60 0.0164 pctfem 2.88892 1.34973 0.00656 4.58 0.0853 Bounds on condition number: 1.1402, 9.847 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable popdens Entered: R-Square = 0.8741 and C(p) = . The SAS System 248 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.03519 0.00880 6.94 0.0435 Error 4 0.00507 0.00127 Corrected Total 8 0.04026 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.81444 0.72674 0.00159 1.26 0.3252 pci -0.00000500 0.00000322 0.00305 2.41 0.1959 pctvets 0.00218 0.00057934 0.01788 14.11 0.0198 pctfem 2.02336 1.43689 0.00251 1.98 0.2319 popdens 0.02476 0.01926 0.00209 1.65 0.2680 Bounds on condition number: 1.4357, 20.486 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.6135 0.6135 . 11.11 0.0125 2 pctfem 2 0.1610 0.7745 . 4.28 0.0839 3 pci 3 0.0476 0.8221 . 1.34 0.2996 4 popdens 4 0.0520 0.8741 . 1.65 0.2680 The SAS System 249 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.4083 and C(p) = -4.0581 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.04375 0.04375 6.90 0.0253 Error 10 0.06341 0.00634 Corrected Total 11 0.10716 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.22081 0.06472 0.07382 11.64 0.0066 poverty 0.01160 0.00442 0.04375 6.90 0.0253 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.5232 and C(p) = -2.8235 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05606 0.02803 4.94 0.0357 Error 9 0.05110 0.00568 Corrected Total 11 0.10716 The SAS System 250 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.14616 0.07949 0.01919 3.38 0.0991 meansave 0.00000187 0.00000127 0.01231 2.17 0.1749 poverty 0.00891 0.00456 0.02170 3.82 0.0823 Bounds on condition number: 1.1905, 4.7619 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.4083 0.4083 -4.0581 6.90 0.0253 2 meansave 2 0.1149 0.5232 -2.8235 2.17 0.1749 The SAS System 251 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.2417 and C(p) = 210.4623 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01628 0.01628 3.19 0.1045 Error 10 0.05109 0.00511 Corrected Total 11 0.06737 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32641 0.06618 0.12428 24.33 0.0006 poverty 0.00759 0.00425 0.01628 3.19 0.1045 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.4335 and C(p) = 157.2138 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02920 0.01460 3.44 0.0775 Error 9 0.03817 0.00424 Corrected Total 11 0.06737 The SAS System 252 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.13373 0.12578 0.00479 1.13 0.3154 poverty 0.00909 0.00397 0.02225 5.25 0.0477 pctvets 0.00160 0.00091622 0.01292 3.05 0.1149 Bounds on condition number: 1.0491, 4.1963 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.5882 and C(p) = 114.6279 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03963 0.01321 3.81 0.0579 Error 8 0.02774 0.00347 Corrected Total 11 0.06737 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.61941 0.30230 0.01456 4.20 0.0746 medianage -0.02356 0.01359 0.01043 3.01 0.1211 poverty 0.00849 0.00361 0.01921 5.54 0.0464 pctvets 0.00436 0.00179 0.02047 5.90 0.0412 Bounds on condition number: 4.9576, 32.786 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 253 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.2417 0.2417 210.462 3.19 0.1045 2 pctvets 2 0.1918 0.4335 157.214 3.05 0.1149 3 medianage 3 0.1548 0.5882 114.628 3.01 0.1211 The SAS System 254 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.6666 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02052 0.02052 13.99 0.0073 Error 7 0.01026 0.00147 Corrected Total 8 0.03078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.56718 0.03386 0.41137 280.55 <.0001 pctnurse -0.01848 0.00494 0.02052 13.99 0.0073 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.8496 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02615 0.01308 16.94 0.0034 Error 6 0.00463 0.00077173 Corrected Total 8 0.03078 The SAS System 255 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.88067 0.53644 0.00208 2.70 0.1518 pctfem 2.80524 1.03827 0.00563 7.30 0.0355 pctnurse -0.01726 0.00361 0.01761 22.81 0.0031 Bounds on condition number: 1.016, 4.0641 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable popdens Entered: R-Square = 0.9510 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02928 0.00976 32.37 0.0011 Error 5 0.00151 0.00030152 Corrected Total 8 0.03078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.59114 0.40146 0.00474 15.71 0.0107 pctfem 4.25576 0.79015 0.00875 29.01 0.0030 popdens -0.01757 0.00546 0.00312 10.36 0.0235 pctnurse -0.02029 0.00245 0.02073 68.75 0.0004 Bounds on condition number: 1.7402, 13.316 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable poverty Entered: R-Square = 0.9719 and C(p) = . The SAS System 256 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.02992 0.00748 34.58 0.0023 Error 4 0.00086530 0.00021633 Corrected Total 8 0.03078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.70015 0.34588 0.00523 24.16 0.0080 poverty -0.00184 0.00107 0.00064231 2.97 0.1600 pctfem 4.52976 0.68791 0.00938 43.36 0.0028 popdens -0.02248 0.00543 0.00370 17.13 0.0144 pctnurse -0.02065 0.00208 0.02125 98.25 0.0006 Bounds on condition number: 2.4015, 26.497 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pci Entered: R-Square = 0.9976 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.03071 0.00614 248.00 0.0004 Error 3 0.00007430 0.00002477 Corrected Total 8 0.03078 The SAS System 257 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.74129 0.11726 0.00546 220.53 0.0007 pci -0.00001515 0.00000268 0.00079100 31.94 0.0110 poverty -0.00865 0.00126 0.00117 47.24 0.0063 pctfem 5.35097 0.27439 0.00942 380.29 0.0003 popdens 0.01326 0.00659 0.00010042 4.05 0.1375 pctnurse -0.02504 0.00105 0.01409 569.07 0.0002 Bounds on condition number: 81.252, 671.84 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable medianage Entered: R-Square = 0.9995 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.03077 0.00513 739.82 0.0014 Error 2 0.00001386 0.00000693 Corrected Total 8 0.03078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.96516 0.09796 0.00279 402.41 0.0025 medianage -0.00249 0.00084254 0.00006043 8.72 0.0981 pci -0.00001554 0.00000142 0.00082556 119.10 0.0083 poverty -0.00899 0.00067583 0.00123 177.08 0.0056 pctfem 5.96944 0.25485 0.00380 548.67 0.0018 popdens 0.01429 0.00350 0.00011540 16.65 0.0551 pctnurse -0.02455 0.00057969 0.01244 1793.90 0.0006 Bounds on condition number: 81.981, 879.04 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 258 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable meansave Entered: R-Square = 0.9999 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 7 0.03078 0.00440 2587.27 0.0151 Error 1 0.00000170 0.00000170 Corrected Total 8 0.03078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.07181 0.06279 0.00185 1088.75 0.0193 medianage -0.00351 0.00056558 0.00006544 38.50 0.1017 meansave -1.1537E-7 4.312551E-8 0.00001216 7.16 0.2277 pci -0.00001555 7.052664E-7 0.00082652 486.29 0.0288 poverty -0.00956 0.00039585 0.00099110 583.12 0.0263 pctfem 6.27827 0.17103 0.00229 1347.51 0.0173 popdens 0.01711 0.00203 0.00012082 71.08 0.0752 pctnurse -0.02451 0.00028759 0.01234 7260.47 0.0075 Bounds on condition number: 81.983, 1441 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 259 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.6666 0.6666 . 13.99 0.0073 2 pctfem 2 0.1830 0.8496 . 7.30 0.0355 3 popdens 3 0.1014 0.9510 . 10.36 0.0235 4 poverty 4 0.0209 0.9719 . 2.97 0.1600 5 pci 5 0.0257 0.9976 . 31.94 0.0110 6 medianage 6 0.0020 0.9995 . 8.72 0.0981 7 meansave 7 0.0004 0.9999 . 7.16 0.2277 The SAS System 260 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.8427 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.06156 0.06156 26.78 0.0035 Error 5 0.01149 0.00230 Corrected Total 6 0.07305 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.16416 0.04423 0.03166 13.78 0.0138 meansave 0.00000271 5.238511E-7 0.06156 26.78 0.0035 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable popdens Entered: R-Square = 0.9031 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.06597 0.03299 18.64 0.0094 Error 4 0.00708 0.00177 Corrected Total 6 0.07305 The SAS System 261 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.10870 0.05233 0.00764 4.31 0.1064 meansave 0.00000296 4.867908E-7 0.06561 37.08 0.0037 popdens 0.25646 0.16238 0.00441 2.49 0.1894 Bounds on condition number: 1.1216, 4.4864 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable medianage Entered: R-Square = 0.9549 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06976 0.02325 21.18 0.0160 Error 3 0.00329 0.00110 Corrected Total 6 0.07305 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.38128 0.15247 0.00686 6.25 0.0877 medianage -0.00770 0.00415 0.00379 3.45 0.1603 meansave 0.00000256 4.408337E-7 0.03703 33.73 0.0102 popdens 0.32283 0.13279 0.00649 5.91 0.0932 Bounds on condition number: 1.5659, 12.773 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable poverty Entered: R-Square = 0.9963 and C(p) = . The SAS System 262 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07278 0.01820 134.62 0.0074 Error 2 0.00027031 0.00013516 Corrected Total 6 0.07305 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.51170 0.06019 0.00977 72.28 0.0136 medianage -0.01214 0.00173 0.00664 49.15 0.0197 meansave 0.00000364 2.755509E-7 0.02357 174.37 0.0057 poverty -0.00516 0.00109 0.00302 22.37 0.0419 popdens 0.42571 0.05142 0.00926 68.54 0.0143 Bounds on condition number: 5.8208, 56.865 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable pctvets Entered: R-Square = 1.0000 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.07305 0.01461 28152.0 0.0045 Error 1 5.189689E-7 5.189689E-7 Corrected Total 6 0.07305 The SAS System 263 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.54594 0.00402 0.00957 18437.9 0.0047 medianage -0.01379 0.00012944 0.00589 11347.0 0.0060 meansave 0.00000371 1.732329E-8 0.02374 45749.5 0.0030 poverty -0.00566 0.00007103 0.00329 6341.51 0.0080 pctvets 0.00026263 0.00001152 0.00026980 519.87 0.0279 popdens 0.40364 0.00333 0.00762 14691.7 0.0053 Bounds on condition number: 6.4348, 90.841 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.8427 0.8427 . 26.78 0.0035 2 popdens 2 0.0604 0.9031 . 2.49 0.1894 3 medianage 3 0.0518 0.9549 . 3.45 0.1603 4 poverty 4 0.0414 0.9963 . 22.37 0.0419 5 pctvets 5 0.0037 1.0000 . 519.87 0.0279 The SAS System 264 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctnurse Entered: R-Square = 0.2976 and C(p) = 571319.3 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01595 0.01595 3.81 0.0826 Error 9 0.03763 0.00418 Corrected Total 10 0.05357 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.25941 0.06244 0.07218 17.26 0.0025 pctnurse 0.01983 0.01015 0.01595 3.81 0.0826 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable medianage Entered: R-Square = 0.3995 and C(p) = 488429.2 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02140 0.01070 2.66 0.1300 Error 8 0.03217 0.00402 Corrected Total 10 0.05357 The SAS System 265 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.08651 0.30313 0.00032752 0.08 0.7826 medianage 0.01147 0.00984 0.00546 1.36 0.2775 pctnurse 0.01529 0.01069 0.00822 2.04 0.1908 Bounds on condition number: 1.1533, 4.6134 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctnurse 1 0.2976 0.2976 571319 3.81 0.0826 2 medianage 2 0.1019 0.3995 488429 1.36 0.2775 The SAS System 266 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.2374 and C(p) = 32.1432 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03142 0.03142 3.11 0.1082 Error 10 0.10097 0.01010 Corrected Total 11 0.13239 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.39114 1.56114 0.02369 2.35 0.1566 pctfem 5.39309 3.05705 0.03142 3.11 0.1082 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.3960 and C(p) = 25.7908 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05243 0.02622 2.95 0.1034 Error 9 0.07996 0.00888 Corrected Total 11 0.13239 The SAS System 267 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.39464 1.46442 0.02376 2.67 0.1364 pctfem 5.31908 2.86806 0.03056 3.44 0.0966 crimeindex 5.522639E-7 3.591444E-7 0.02101 2.36 0.1585 Bounds on condition number: 1.0003, 4.0011 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.4875 and C(p) = 22.9753 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.06454 0.02151 2.54 0.1301 Error 8 0.06785 0.00848 Corrected Total 11 0.13239 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.20336 1.43970 0.01986 2.34 0.1644 pci -0.00001985 0.00001661 0.01211 1.43 0.2663 pctfem 5.54055 2.80830 0.03301 3.89 0.0840 crimeindex 0.00000108 5.655793E-7 0.03106 3.66 0.0920 Bounds on condition number: 2.6056, 18.627 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable medianage Entered: R-Square = 0.5900 and C(p) = 19.5786 The SAS System 268 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.07812 0.01953 2.52 0.1352 Error 7 0.05428 0.00775 Corrected Total 11 0.13239 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.04672 1.38165 0.01701 2.19 0.1821 medianage 0.02936 0.02219 0.01357 1.75 0.2274 pci -0.00002640 0.00001664 0.01952 2.52 0.1566 pctfem 3.55900 3.07457 0.01039 1.34 0.2850 crimeindex 0.00000133 5.73392E-7 0.04200 5.42 0.0528 Bounds on condition number: 2.9216, 34.227 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable popdens Entered: R-Square = 0.7403 and C(p) = 13.6702 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.09801 0.01960 3.42 0.0832 Error 6 0.03438 0.00573 Corrected Total 11 0.13239 The SAS System 269 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.33819 1.19807 0.02183 3.81 0.0988 medianage 0.05688 0.02413 0.03185 5.56 0.0565 pci -0.00003731 0.00001546 0.03340 5.83 0.0523 pctfem 2.63958 2.68889 0.00552 0.96 0.3642 popdens 0.43966 0.23599 0.01989 3.47 0.1117 crimeindex 8.331156E-7 5.616399E-7 0.01261 2.20 0.1885 Bounds on condition number: 4.262, 75.452 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pctfem Removed: R-Square = 0.6986 and C(p) = 13.8658 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.09249 0.02312 4.06 0.0518 Error 7 0.03991 0.00570 Corrected Total 11 0.13239 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.33717 0.62728 0.02591 4.54 0.0705 medianage 0.06850 0.02096 0.06088 10.68 0.0137 pci -0.00003961 0.00001524 0.03851 6.75 0.0355 popdens 0.48218 0.23137 0.02476 4.34 0.0756 crimeindex 8.454487E-7 5.600398E-7 0.01299 2.28 0.1749 Bounds on condition number: 4.1184, 51.771 ---------------------------------------------------------------------------- Stepwise Selection: Step 7 The SAS System 270 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 7 Variable pctvets Entered: R-Square = 0.7561 and C(p) = 12.8372 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.10010 0.02002 3.72 0.0704 Error 6 0.03229 0.00538 Corrected Total 11 0.13239 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -1.40496 0.61211 0.02835 5.27 0.0615 medianage 0.07261 0.02066 0.06649 12.35 0.0126 pci -0.00003195 0.00001615 0.02108 3.92 0.0952 pctvets -0.00192 0.00161 0.00762 1.42 0.2791 popdens 0.37749 0.24141 0.01316 2.45 0.1689 crimeindex 0.00000103 5.663612E-7 0.01788 3.32 0.1181 Bounds on condition number: 4.7494, 82.451 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.2374 0.2374 32.1432 3.11 0.1082 2 crimeindex 2 0.1587 0.3960 25.7908 2.36 0.1585 3 pci 3 0.0915 0.4875 22.9753 1.43 0.2663 4 medianage 4 0.1025 0.5900 19.5786 1.75 0.2274 5 popdens 5 0.1502 0.7403 13.6702 3.47 0.1117 6 pctfem 4 0.0417 0.6986 13.8658 0.96 0.3642 7 pctvets 5 0.0575 0.7561 12.8372 1.42 0.2791 The SAS System 271 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable medianage Entered: R-Square = 0.4594 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02337 0.02337 5.10 0.0647 Error 6 0.02750 0.00458 Corrected Total 7 0.05088 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.77422 0.16166 0.10515 22.94 0.0030 medianage -0.01052 0.00466 0.02337 5.10 0.0647 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.7750 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03943 0.01971 8.61 0.0240 Error 5 0.01145 0.00229 Corrected Total 7 0.05088 The SAS System 272 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.94192 0.13061 0.11906 52.01 0.0008 medianage -0.01027 0.00330 0.02221 9.70 0.0264 pci -0.00000955 0.00000361 0.01606 7.01 0.0455 Bounds on condition number: 1.0009, 4.0035 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 medianage 1 0.4594 0.4594 . 5.10 0.0647 2 pci 2 0.3156 0.7750 . 7.01 0.0455 The SAS System 273 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.5625 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02032 0.02032 7.71 0.0321 Error 6 0.01580 0.00263 Corrected Total 7 0.03612 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.27079 0.04208 0.10909 41.42 0.0007 meansave 0.00000119 4.293448E-7 0.02032 7.71 0.0321 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.7365 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02660 0.01330 6.99 0.0356 Error 5 0.00952 0.00190 Corrected Total 7 0.03612 The SAS System 274 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.35291 0.05762 0.07139 37.51 0.0017 meansave 0.00000120 3.649897E-7 0.02060 10.83 0.0217 poverty -0.00674 0.00371 0.00629 3.30 0.1288 Bounds on condition number: 1.0002, 4.0007 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.5625 0.5625 . 7.71 0.0321 2 poverty 2 0.1741 0.7365 . 3.30 0.1288 The SAS System 275 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.6791 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03952 0.03952 12.69 0.0119 Error 6 0.01868 0.00311 Corrected Total 7 0.05820 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.11079 0.08223 0.00565 1.82 0.2265 pctvets 0.00244 0.00068344 0.03952 12.69 0.0119 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.8047 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04683 0.02342 10.30 0.0169 Error 5 0.01137 0.00227 Corrected Total 7 0.05820 The SAS System 276 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.12320 0.07061 0.00692 3.04 0.1415 pctvets 0.00292 0.00064356 0.04680 20.58 0.0062 pctnurse -0.00879 0.00490 0.00731 3.22 0.1329 Bounds on condition number: 1.2141, 4.8564 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pci Entered: R-Square = 0.9047 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.05266 0.01755 12.66 0.0165 Error 4 0.00554 0.00139 Corrected Total 7 0.05820 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.27672 0.20272 0.00258 1.86 0.2440 pci 0.00002234 0.00001090 0.00582 4.20 0.1097 pctvets 0.00268 0.00051632 0.03723 26.86 0.0066 pctnurse -0.00891 0.00383 0.00752 5.43 0.0803 Bounds on condition number: 1.282, 10.706 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable popdens Entered: R-Square = 0.9518 and C(p) = . The SAS System 277 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.05540 0.01385 14.80 0.0257 Error 3 0.00281 0.00093547 Corrected Total 7 0.05820 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.33576 0.17009 0.00365 3.90 0.1429 pci 0.00002761 0.00000947 0.00795 8.50 0.0617 pctvets 0.00305 0.00047707 0.03822 40.86 0.0078 popdens -0.17722 0.10360 0.00274 2.93 0.1857 pctnurse -0.01478 0.00465 0.00944 10.09 0.0502 Bounds on condition number: 2.6609, 31.232 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable medianage Entered: R-Square = 0.9774 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.05689 0.01138 17.27 0.0556 Error 2 0.00132 0.00065878 Corrected Total 7 0.05820 The SAS System 278 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.18012 0.17633 0.00068738 1.04 0.4145 medianage -0.00924 0.00615 0.00149 2.26 0.2716 pci 0.00003300 0.00000872 0.00944 14.33 0.0632 pctvets 0.00358 0.00053374 0.02964 44.99 0.0215 popdens -0.19125 0.08744 0.00315 4.78 0.1602 pctnurse -0.01575 0.00396 0.01044 15.84 0.0577 Bounds on condition number: 2.8823, 59.428 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.6791 0.6791 . 12.69 0.0119 2 pctnurse 2 0.1256 0.8047 . 3.22 0.1329 3 pci 3 0.1001 0.9047 . 4.20 0.1097 4 popdens 4 0.0470 0.9518 . 2.93 0.1857 5 medianage 5 0.0256 0.9774 . 2.26 0.2716 The SAS System 279 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctfem Entered: R-Square = 0.6489 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03654 0.03654 14.79 0.0049 Error 8 0.01977 0.00247 Corrected Total 9 0.05631 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.94686 0.86922 0.02840 11.49 0.0095 pctfem 6.50619 1.69192 0.03654 14.79 0.0049 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable poverty Entered: R-Square = 0.8320 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04685 0.02342 17.33 0.0019 Error 7 0.00946 0.00135 Corrected Total 9 0.05631 The SAS System 280 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.31583 0.68228 0.01557 11.52 0.0115 poverty 0.00748 0.00271 0.01031 7.63 0.0280 pctfem 5.07029 1.35508 0.01892 14.00 0.0072 Bounds on condition number: 1.1727, 4.6907 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 0.8707 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04903 0.01634 13.47 0.0045 Error 6 0.00728 0.00121 Corrected Total 9 0.05631 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -2.17907 0.65447 0.01345 11.09 0.0158 poverty 0.00595 0.00281 0.00545 4.49 0.0784 pctfem 4.81655 1.29783 0.01671 13.77 0.0100 crimeindex 6.14465E-8 4.58375E-8 0.00218 1.80 0.2286 Bounds on condition number: 1.4041, 11.754 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 281 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctfem 1 0.6489 0.6489 . 14.79 0.0049 2 poverty 2 0.1830 0.8320 . 7.63 0.0280 3 crimeindex 3 0.0387 0.8707 . 1.80 0.2286 The SAS System 282 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.3784 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03007 0.03007 4.87 0.0584 Error 8 0.04940 0.00618 Corrected Total 9 0.07948 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.32995 0.03414 0.57699 93.43 <.0001 popdens 0.10884 0.04932 0.03007 4.87 0.0584 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctvets Entered: R-Square = 0.7417 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.05895 0.02947 10.05 0.0088 Error 7 0.02053 0.00293 Corrected Total 9 0.07948 The SAS System 283 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.69020 0.11719 0.10172 34.68 0.0006 pctvets -0.00364 0.00116 0.02887 9.85 0.0164 popdens 0.20197 0.04512 0.05875 20.03 0.0029 Bounds on condition number: 1.7627, 7.0509 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.3784 0.3784 . 4.87 0.0584 2 pctvets 2 0.3633 0.7417 . 9.85 0.0164 The SAS System 284 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pci Entered: R-Square = 0.4564 and C(p) = 6.3367 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02318 0.02318 7.56 0.0225 Error 9 0.02761 0.00307 Corrected Total 10 0.05078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.20812 0.07466 0.02383 7.77 0.0211 pci 0.00001072 0.00000390 0.02318 7.56 0.0225 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.6162 and C(p) = 4.4163 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03129 0.01565 6.42 0.0217 Error 8 0.01949 0.00244 Corrected Total 10 0.05078 The SAS System 285 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.18495 0.06774 0.01816 7.45 0.0258 meansave -0.00000141 7.739445E-7 0.00812 3.33 0.1054 pci 0.00001753 0.00000510 0.02880 11.82 0.0088 Bounds on condition number: 2.1498, 8.5993 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.7237 and C(p) = 3.7779 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03675 0.01225 6.11 0.0229 Error 7 0.01403 0.00200 Corrected Total 10 0.05078 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.03023 0.11207 0.00014582 0.07 0.7951 meansave -0.00000163 7.137798E-7 0.01040 5.19 0.0568 pci 0.00002195 0.00000534 0.03381 16.87 0.0045 poverty 0.00671 0.00407 0.00546 2.72 0.1428 Bounds on condition number: 2.8728, 19.667 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 286 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pci 1 0.4564 0.4564 6.3367 7.56 0.0225 2 meansave 2 0.1598 0.6162 4.4163 3.33 0.1054 3 poverty 3 0.1075 0.7237 3.7779 2.72 0.1428 The SAS System 287 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.5771 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.01766 0.01766 8.19 0.0287 Error 6 0.01294 0.00216 Corrected Total 7 0.03059 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.07211 0.16494 0.00041211 0.19 0.6773 pctvets 0.00443 0.00155 0.01766 8.19 0.0287 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable meansave Entered: R-Square = 0.8405 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02571 0.01286 13.17 0.0102 Error 5 0.00488 0.00097602 Corrected Total 7 0.03059 The SAS System 288 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.37756 0.15368 0.00589 6.04 0.0575 meansave -0.00000198 6.902942E-7 0.00806 8.25 0.0349 pctvets 0.00870 0.00182 0.02242 22.98 0.0049 Bounds on condition number: 3.0386, 12.155 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable poverty Entered: R-Square = 0.9510 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02909 0.00970 25.87 0.0044 Error 4 0.00150 0.00037493 Corrected Total 7 0.03059 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.45819 0.09896 0.00804 21.44 0.0098 meansave -0.00000254 4.658438E-7 0.01112 29.65 0.0055 poverty -0.00453 0.00151 0.00338 9.02 0.0398 pctvets 0.01046 0.00127 0.02549 68.00 0.0012 Bounds on condition number: 3.8627, 26.209 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 289 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.5771 0.5771 . 8.19 0.0287 2 meansave 2 0.2633 0.8405 . 8.25 0.0349 3 poverty 3 0.1105 0.9510 . 9.02 0.0398 The SAS System 290 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable medianage Entered: R-Square = 0.5836 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03718 0.03718 8.41 0.0273 Error 6 0.02652 0.00442 Corrected Total 7 0.06370 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.38620 0.35425 0.06768 15.31 0.0079 medianage -0.03165 0.01091 0.03718 8.41 0.0273 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pci Entered: R-Square = 0.7246 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04615 0.02308 6.58 0.0398 Error 5 0.01754 0.00351 Corrected Total 7 0.06370 The SAS System 291 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 1.73217 0.38262 0.07191 20.50 0.0062 medianage -0.03030 0.00976 0.03383 9.64 0.0267 pci -0.00002007 0.00001254 0.00898 2.56 0.1706 Bounds on condition number: 1.0075, 4.03 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctfem Entered: R-Square = 0.9311 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.05930 0.01977 18.01 0.0087 Error 4 0.00439 0.00110 Corrected Total 7 0.06370 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 4.51699 0.83253 0.03231 29.44 0.0056 medianage -0.02250 0.00591 0.01593 14.51 0.0190 pci -0.00004005 0.00000909 0.02133 19.43 0.0116 pctfem -5.22161 1.50856 0.01315 11.98 0.0258 Bounds on condition number: 1.7952, 13.993 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable popdens Entered: R-Square = 0.9615 and C(p) = . The SAS System 292 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.06124 0.01531 18.71 0.0185 Error 3 0.00245 0.00081818 Corrected Total 7 0.06370 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 5.72146 1.06281 0.02371 28.98 0.0126 medianage -0.01479 0.00715 0.00350 4.27 0.1306 pci -0.00004451 0.00000836 0.02317 28.32 0.0130 pctfem -7.98607 2.21927 0.01059 12.95 0.0368 popdens 0.09391 0.06104 0.00194 2.37 0.2216 Bounds on condition number: 5.2126, 52.377 ---------------------------------------------------------------------------- Stepwise Selection: Step 5 Variable crimeindex Entered: R-Square = 0.9968 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 5 0.06349 0.01270 125.08 0.0080 Error 2 0.00020305 0.00010152 Corrected Total 7 0.06370 The SAS System 293 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 5 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 6.16148 0.38587 0.02589 254.98 0.0039 medianage -0.01264 0.00256 0.00247 24.37 0.0387 pci -0.00004338 0.00000296 0.02187 215.37 0.0046 pctfem -9.05140 0.81383 0.01256 123.70 0.0080 popdens 0.16981 0.02687 0.00405 39.93 0.0241 crimeindex -1.36025E-7 2.888484E-8 0.00225 22.18 0.0423 Bounds on condition number: 5.6864, 88.048 ---------------------------------------------------------------------------- Stepwise Selection: Step 6 Variable pctvets Entered: R-Square = 0.9999 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 6 0.06369 0.01062 2859.71 0.0143 Error 1 0.00000371 0.00000371 Corrected Total 7 0.06370 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 6.46189 0.08441 0.02176 5860.90 0.0083 medianage -0.00880 0.00071725 0.00055853 150.46 0.0518 pci -0.00004727 7.752354E-7 0.01380 3717.92 0.0104 pctvets -0.00065444 0.00008931 0.00019934 53.70 0.0863 pctfem -9.62629 0.17427 0.01133 3051.14 0.0115 popdens 0.19287 0.00603 0.00380 1024.63 0.0199 crimeindex -1.08316E-7 6.693573E-9 0.00097202 261.86 0.0393 Bounds on condition number: 7.8187, 188.39 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. The SAS System 294 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 6 No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 medianage 1 0.5836 0.5836 . 8.41 0.0273 2 pci 2 0.1409 0.7246 . 2.56 0.1706 3 pctfem 3 0.2065 0.9311 . 11.98 0.0258 4 popdens 4 0.0304 0.9615 . 2.37 0.2216 5 crimeindex 5 0.0353 0.9968 . 22.18 0.0423 6 pctvets 6 0.0031 0.9999 . 53.70 0.0863 The SAS System 295 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.5864 and C(p) = 1.3922 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.03704 0.03704 12.76 0.0060 Error 9 0.02612 0.00290 Corrected Total 10 0.06317 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.26501 0.03466 0.16974 58.48 <.0001 meansave 0.00000175 4.899667E-7 0.03704 12.76 0.0060 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.6652 and C(p) = 1.7931 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.04202 0.02101 7.95 0.0126 Error 8 0.02115 0.00264 Corrected Total 10 0.06317 The SAS System 296 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.37020 0.46406 0.00168 0.64 0.4481 meansave 0.00000143 5.228532E-7 0.01975 7.47 0.0257 pctfem 1.30714 0.95253 0.00498 1.88 0.2072 Bounds on condition number: 1.2505, 5.002 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable crimeindex Entered: R-Square = 0.7374 and C(p) = 2.3286 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04658 0.01553 6.55 0.0193 Error 7 0.01659 0.00237 Corrected Total 10 0.06317 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.38713 0.43955 0.00184 0.78 0.4077 meansave 0.00000192 6.07263E-7 0.02361 9.97 0.0160 pctfem 1.32216 0.90194 0.00509 2.15 0.1861 crimeindex -2.37091E-7 1.709304E-7 0.00456 1.92 0.2080 Bounds on condition number: 1.8817, 14.32 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 297 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.5864 0.5864 1.3922 12.76 0.0060 2 pctfem 2 0.0788 0.6652 1.7931 1.88 0.2072 3 crimeindex 3 0.0722 0.7374 2.3286 1.92 0.2080 The SAS System 298 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.6743 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02751 0.02751 8.28 0.0451 Error 4 0.01329 0.00332 Corrected Total 5 0.04080 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.18976 0.06846 0.02552 7.68 0.0502 meansave 0.00000305 0.00000106 0.02751 8.28 0.0451 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable crimeindex Entered: R-Square = 0.9143 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03731 0.01865 16.01 0.0251 Error 3 0.00350 0.00117 Corrected Total 5 0.04080 The SAS System 299 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.30476 0.05673 0.03364 28.86 0.0126 meansave 0.00000285 6.325574E-7 0.02362 20.26 0.0205 crimeindex -0.00000196 6.758909E-7 0.00979 8.40 0.0626 Bounds on condition number: 1.0128, 4.0514 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9935 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.04054 0.01351 101.77 0.0097 Error 2 0.00026555 0.00013278 Corrected Total 5 0.04080 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.73158 0.08862 0.00905 68.15 0.0144 meansave 0.00000386 2.958342E-7 0.02258 170.03 0.0058 pctvets -0.00289 0.00058593 0.00323 24.33 0.0387 crimeindex -0.00000425 5.171806E-7 0.00896 67.49 0.0145 Bounds on condition number: 6.5689, 41.155 ---------------------------------------------------------------------------- Stepwise Selection: Step 4 Variable popdens Entered: R-Square = 1.0000 and C(p) = . The SAS System 300 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 4 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 4 0.04080 0.01020 157488 0.0024 Error 1 6.476957E-8 6.476957E-8 Corrected Total 5 0.04080 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.95753 0.00404 0.00365 56296.8 0.0027 meansave 0.00000363 7.412593E-9 0.01556 240265 0.0020 pctvets -0.00427 0.00002520 0.00186 28777.2 0.0038 popdens 0.20024 0.00313 0.00026549 4098.96 0.0099 crimeindex -0.00000567 2.493749E-8 0.00335 51659.4 0.0028 Bounds on condition number: 24.903, 248.21 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.6743 0.6743 . 8.28 0.0451 2 crimeindex 2 0.2400 0.9143 . 8.40 0.0626 3 pctvets 3 0.0792 0.9935 . 24.33 0.0387 4 popdens 4 0.0065 1.0000 . 4098.96 0.0099 The SAS System 301 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable pctvets Entered: R-Square = 0.5828 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02486 0.02486 9.78 0.0167 Error 7 0.01779 0.00254 Corrected Total 8 0.04265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.16779 0.07830 0.01167 4.59 0.0693 pctvets 0.00203 0.00064889 0.02486 9.78 0.0167 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.8281 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.03532 0.01766 14.45 0.0051 Error 6 0.00733 0.00122 Corrected Total 8 0.04265 The SAS System 302 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.91260 0.37323 0.00731 5.98 0.0501 pctvets 0.00190 0.00045220 0.02149 17.59 0.0057 pctfem 2.13342 0.72916 0.01046 8.56 0.0264 Bounds on condition number: 1.0102, 4.0407 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable meansave Entered: R-Square = 0.8651 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.03690 0.01230 10.69 0.0129 Error 5 0.00575 0.00115 Corrected Total 8 0.04265 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept -0.60898 0.44532 0.00215 1.87 0.2297 meansave 0.00000130 0.00000111 0.00158 1.37 0.2941 pctvets 0.00176 0.00045359 0.01736 15.08 0.0116 pctfem 1.38945 0.95068 0.00246 2.14 0.2037 Bounds on condition number: 1.9307, 14.502 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 303 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 pctvets 1 0.5828 0.5828 . 9.78 0.0167 2 pctfem 2 0.2453 0.8281 . 8.56 0.0264 3 meansave 3 0.0370 0.8651 . 1.37 0.2941 The SAS System 304 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.4163 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02850 0.02850 5.70 0.0440 Error 8 0.03996 0.00500 Corrected Total 9 0.06846 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.24025 0.06191 0.07521 15.06 0.0047 poverty 0.01001 0.00419 0.02850 5.70 0.0440 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.4163 0.4163 . 5.70 0.0440 The SAS System 305 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable meansave Entered: R-Square = 0.4332 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.00983 0.00983 3.82 0.1080 Error 5 0.01287 0.00257 Corrected Total 6 0.02270 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.25154 0.05152 0.06132 23.83 0.0045 meansave 0.00000130 6.650103E-7 0.00983 3.82 0.1080 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctfem Entered: R-Square = 0.9427 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.02140 0.01070 32.89 0.0033 Error 4 0.00130 0.00032528 Corrected Total 6 0.02270 The SAS System 306 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 3.38711 0.52620 0.01348 41.43 0.0030 meansave 0.00000259 3.207483E-7 0.02125 65.32 0.0013 pctfem -6.43777 1.07971 0.01156 35.55 0.0040 Bounds on condition number: 1.8402, 7.3608 ---------------------------------------------------------------------------- Stepwise Selection: Step 3 Variable pctvets Entered: R-Square = 0.9745 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 3 0.02212 0.00737 38.29 0.0068 Error 3 0.00057776 0.00019259 Corrected Total 6 0.02270 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 2.91047 0.47372 0.00727 37.75 0.0087 meansave 0.00000234 2.795744E-7 0.01347 69.92 0.0036 pctvets 0.00078916 0.00040719 0.00072337 3.76 0.1480 pctfem -5.61730 0.93243 0.00699 36.29 0.0092 Bounds on condition number: 2.3614, 18.012 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. The SAS System 307 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 meansave 1 0.4332 0.4332 . 3.82 0.1080 2 pctfem 2 0.5095 0.9427 . 35.55 0.0040 3 pctvets 3 0.0319 0.9745 . 3.76 0.1480 The SAS System 308 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable popdens Entered: R-Square = 0.3927 and C(p) = . Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.02823 0.02823 3.88 0.0964 Error 6 0.04366 0.00728 Corrected Total 7 0.07189 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.34665 0.03507 0.71099 97.71 <.0001 popdens 0.06224 0.03160 0.02823 3.88 0.0964 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 popdens 1 0.3927 0.3927 . 3.88 0.0964 The SAS System 309 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 1 Variable poverty Entered: R-Square = 0.7719 and C(p) = 7.3341 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 1 0.24833 0.24833 47.38 <.0001 Error 14 0.07337 0.00524 Corrected Total 15 0.32170 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.09907 0.04414 0.02640 5.04 0.0415 poverty 0.01651 0.00240 0.24833 47.38 <.0001 Bounds on condition number: 1, 1 ---------------------------------------------------------------------------- Stepwise Selection: Step 2 Variable pctnurse Entered: R-Square = 0.8330 and C(p) = 4.1559 Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr > F Model 2 0.26798 0.13399 32.42 <.0001 Error 13 0.05372 0.00413 Corrected Total 15 0.32170 The SAS System 310 10:31 Tuesday, February 24, 2004 The REG Procedure Model: MODEL1 Dependent Variable: clin_tot Stepwise Selection: Step 2 Parameter Standard Variable Estimate Error Type II SS F Value Pr > F Intercept 0.06333 0.04248 0.00918 2.22 0.1599 poverty 0.01506 0.00223 0.18833 45.57 <.0001 pctnurse 0.01381 0.00633 0.01965 4.76 0.0482 Bounds on condition number: 1.0973, 4.3892 ---------------------------------------------------------------------------- All variables left in the model are significant at the 0.3000 level. No other variable met the 0.3000 significance level for entry into the model. Summary of Stepwise Selection Variable Variable Number Partial Model Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F 1 poverty 1 0.7719 0.7719 7.3341 47.38 <.0001 2 pctnurse 2 0.0611 0.8330 4.1559 4.76 0.0482