Source | No. of serogroup O1 isolates obtained | No. of serogroup non-O1/non-O139 isolates (%) | Total no. of V. choleraeisolates (%) |
---|---|---|---|
Well | 23 (29.5) | 55 (70.5) | 78 (81.3) |
Tap | 0 (0) | 4 (100) | 4 (4.2) |
Stream | 9 (64.3) | 5 (35.5) | 14 (14.6) |
Total | 32 (33.3) | 64 (66.7) | 96 (100) |
Statistics | χ 2 = 16.237, df = 2; P = 0.000 | χ 2 = 2.706; df = 2; P = 0.258 | χ 2 = 8.830; df = 2; P = 0.012 |