Table 4 Adult emergence numbers (%) from water samples collected from both control schools and intervention schools
Survey point | Control schools | Intervention schools | ||||
|---|---|---|---|---|---|---|
n | Adults (%) | Odds ratio (95% CI) | n | Adults (%) | Odds ratio (95% CI) | |
Novembera | 200 | 194 (97.0) | 1 | 200 | 195 (97.5) | 1 |
December | 200 | 196 (98.0) | 1.01(0.83–1.23) | 200 | 3 (1.5) | 0.02 (0.00–0.04)* |
January | 200 | 189 (94.5) | 0.97 (0.80–1.19) | 200 | 4 (2.0) | 0.02 (0.01–0.05)* |
March | 200 | 198 (99.0) | 1.02 (0.84–1.24) | 200 | 18 (9.0) | 0.09 (0.05–0.15)* |
May | 200 | 195 (97.5) | 1.01 (0.82–1.23) | 200 | 38 (19.0) | 0.19 (0.14–0.27)* |