Table 1 Statistics and efficiency of pool sizes of eight and five.

NA, not applicable.

Pools of eightPools of fiveAll together
Total number of pools14,697324817,945
Number of positive
pools
13677172084
Total number of
samples
117,57616,240133,816
Number of positive
samples
19939362929
Total number of PCR
reactions
25,633683332,466
Prevalence rate1.7%5.8%2.19%
Optimal (predicted)
Dorfman efficiency
3.95532.1891NA
Our empirical
efficiency
4.5872.3774.122
P value of empirical
Dorfman efficiency
<10−50.00584NA