Table 1.

Hazard ratio 95% confidence interval coverage probabilities in simulations. Each probability is based on the results of 1000 simulations.

Baseline hazard	Parameter: βinf
	βsus=βpair=0		βsus=βpair=1
	β inf	β inf	β inf	β inf
α = .5	.952	.937	.937	.945
α = 2	.955	.952	.957	.941
Baseline hazard	Parameter: βsus
	βinf = βpair = 0		βinf = βpair = 1
	β sus	β sus	β sus	β sus
α = .5	.951	.950	.939	.939
α=2	.952	.948	.945	.946
Baseline hazard	Parameter: βpair
	βinf = βsus = 0		βinf = βsus = 0
	β pair	β pair	β pair	β pair
α = .5	.942	.927	.955	.946
α=2	.942	.929	.951	.951