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