. Author manuscript; available in PMC: 2009 Dec 1.

Published in final edited form as: Lifetime Data Anal. 2008 Oct 3;14(4):389–404. doi: 10.1007/s10985-008-9100-6

Table 5.

Type I error rates by center size and proportion of good risk patients at a given center, for scaled down version of scenario 4 with n = 990 patients total

Center size	π_i	Censoring at 1 year

		5%	20%	35%
15	0.3	0.052	0.050	0.056
	0.7	0.052	0.049	0.055
	0.5	0.052	0.054	0.057
45	0.3	0.047	0.050	0.049
	0.7	0.045	0.043	0.047
	0.5	0.048	0.049	0.049
75	0.3	0.042	0.042	0.043
	0.7	0.044	0.041	0.041
	0.5	0.044	0.043	0.045