Table 2.

Proportion of Positive Stools Detected From Testing Stool Specimens From AFP Case-Patients With at Least 4 Case-Contacts, Somalia 2013 (n = 52)

Stool Specimen Source	Number WPV Detected	% WPV Detected	95% CI
Positive AFP case	29	55.8	42–68
1	9	17.3	9–30
2	7	13.5	7–25
3	4	7.7	3–18
4	3	5.8	2–16
Total positive	52	100

Abbreviations: AFP, acute flaccid paralysis; CI, confidence intervals; WPV, wild poliovirus.