Table 1.

Mutation Prevalence for Which Pooling Is Efficient, as a Function of Pool Size

	Largest Prevalence for Which  y/n Is
	<1		<.5
Pool Size	β=0	β=.05	β=0	β=.05
2	.293	.275	Not possible
3	.307	.295	.059	.043
4	.293	.284	.069	.057
5	.275	.268	.069	.059
7	.243	.237	.061	.054
10	.206	.202	.050	.045
12	.187	.184	.044	.040
15	.165	.162	.037	.034
20	.139	.137	.029	.027
25	.121	.119	.024	.022
40	.087	.085	.016	.014
50	.075	.074	.013	.012
75	.056	.055	.009	.008
100	.045	.045	.007	.006