Table 1 Sample size estimation using the diagnostic test
EFI score | Pregnancy | Total | |
|---|---|---|---|
Positive | Negative | ||
≥6 score | a(44) | b(47) | a + b(91) |
≤5 score | c(23) | d(47) | c + d(70) |
Total | a + c(67) | b + d(94) | N(161) |
EFI score | Pregnancy | Total | |
|---|---|---|---|
Positive | Negative | ||
≥6 score | a(44) | b(47) | a + b(91) |
≤5 score | c(23) | d(47) | c + d(70) |
Total | a + c(67) | b + d(94) | N(161) |