| Safety parameters | Certified Villages (n = 172) | Non-certified Villages (n = 120) | Together (n = 292) | p-value | |||
| Frequency | % | Frequency | % | Frequency | % | ||
| Closing presence | 3 | 16.7 | 0 | 0 | 3 | 10.0 | 0.136 |
| Existence of protecting perimeter | 12 | 66.7 | 3 | 25 | 15 | 50.0 | 0.025 |
| Access to small children | 18 | 100 | 12 | 100 | 30 | 100 |
|
| Defecation of animals | 7 | 38.9 | 8 | 66.7 | 13 | 43.3 | 0.142 |
| Stagnant water around | 11 | 61.1 | 10 | 83.3 | 21 | 70.0 | 0.193 |
| Unsuitable aspects | 14 | 77.8 | 11 | 91.7 | 25 | 83.3 | 0.317 |
| Latrine upstream | 4 | 22.2 | 0 | 0.0 | 4 | 13.3 | 0.79 |
| Upstream cemetery | 1 | 5.6 | 0 | 0.0 | 1 | 3.3 | 0.406 |