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Relative risk estimates of schistosomiasis with sources of water.
| Sources of water use χ 2 = 4.789, df = 2, P = 0.091 |
Status of S. haematobium infection | Total | |
|---|---|---|---|
| Positive | Negative | ||
| Rivers | 49 (79.0) | 160 (88.9) | 209 (84.3) |
| Others | 11 (17.7) | 15 (8.1) | 26 (10.5) |
| Rivers and others | 2 (3.2) | 11 (5.9) | 13 (5.2) |
|
| |||
| Total | 62 (100.0) | 186 | 248 |
