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. 2020 Aug 24;17:128. doi: 10.1186/s12978-020-00972-1

Table 3.

Statistical power and sample size assessment for specific aim 1a for n = 268 subjects per group (N = 536 total subjects)

60da
(%)
30da
(%)
Placeboa
(%)
Effect sizea
(%)
Proportion retained NI margina
(%)
Power
(%)
15.0 15.0 55.0 40.0 0.75 10.0 90
18.0 18.0 55.0 34.0 0.75 9.3 80
15.0 18.0 55.0 40.0 0.70 12.0 80

aCells show PCR positive rate