Table 5.

Power and sample size

		Setting 1		Setting 2
η	γ0	sample size	power	sample size	power
0.2	0.5	6116	0.89	6147	0.89
	0	3015	0.89	3025	0.90
	−0.5	2035	0.89	2089	0.90
0.3	0.5	2718	0.91	2704	0.89
	0	1330	0.91	1330	0.90
	−0.5	893	0.89	921	0.88
0.4	0.5	1510	0.92	1553	0.91
	0	749	0.86	746	0.88
	−0.5	505	0.86	516	0.87
0.5	0.5	964	0.87	961	0.86
	0	479	0.88	477	0.86
	−0.5	320	0.86	329	0.87

^†Setting 1 : λ(t|X_i,A_i) = λ₀(t)e^{X_i+ηA_iI(X_i>γ₀)},

Setting 2 : λ(t|X_i,A_i) = λ₀(t)e^{sin(πX_i)+ηA_iI(X_i>γ₀)}.