Table 2.

Mean (SD) significance levels (-log₁₀(p)) for each design for fraction of samples f in stage one and for sample sizes 100, 200 and 300 for each method

	100			200			300
f	1 stage	2 stage	2 stage-c	1 stage	2 stage	2 stage-c	1 stage	2 stage	2 stage-c
0.3		10.8(± 0.29)	11.0(± 0.30)		25.1(± 0.40)	25.3(± 0.41)		39.7(± 0.47)	39.9(± 0.49)
0.4	11.6(± 0.30)	10.7(± 0.29)	11.0(± 0.30)	26.1(± 0.40)	25.1(± 0.40)	25.4(± 0.40)	40.8(± 0.47)	39.7(± 0.47)	40.1(± 0.47)
0.5		10.8(± 0.30)	11.1(± 0.30)		25.2(± 0.40)	25.5(± 0.40)		39.7(± 0.47)	40.1(± 0.47)