Dataset:  rupture.dat

Source: Brown and Pennello (2002), "Replacement Surgery and Silicone Gel
Breast Implant Rupture", Journal of Women's Health & Gender-Based Medicine,
Vol. 11, pp.255-264.

Description: Self-Report and Surgical record of presence/absence
of rupture/leak (matched pairs).

Variables/Columns
Self Report   1  /*  0=No rupture, 1=Rupture  */
Surgical Record  3  /* 0=No rupture, 1=rupture  */
Count  5-6