Outcome | Province | Control | Intervention | ITT | 95% CI | ||
N | Mean | N | Mean | ||||
Time to collect water (min) | Kongo Central | 72 | 50 | 80 | 33 | −19 | (−51 to 13) |
Kasai | 172 | 47 | 196 | 90 | 43 | (13 to 72) | |
Kasai Central | 260 | 92 | 64 | 21 | −61 | (−95 to −26) | |
South Kivu | 228 | 70 | 240 | 59 | −10 | (−35 to 16) | |
Improved water source | Kongo Central | 72 | 0.51 | 80 | 0.79 | 0.24 | (−0.06 to 0.53) |
Kasai | 172 | 0.24 | 196 | 0.73 | 0.49 | (0.32 to 0.67) | |
Kasai Central | 260 | 0.15 | 64 | 0.83 | 0.75 | (0.55 to 0.96) | |
South Kivu | 228 | 0.86 | 240 | 0.93 | 0.06 | (−0.04 to 0.17) | |
Quantity of water collected (liters) | Kongo Central | 72 | 23 | 80 | 23 | 0 | (−14 to 15) |
Kasai | 172 | 31 | 196 | 37 | 5 | (−2 to 12) | |
Kasai Central | 260 | 32 | 64 | 18 | −13 | (−23 to −4) | |
South Kivu | 228 | 52 | 240 | 58 | 7 | (−7 to 21) | |
Improved sanitation facility | Kongo Central | 72 | 0.15 | 80 | 0.84 | 0.68 | (0.52 to 0.85) |
Kasai | 172 | 0.24 | 196 | 0.38 | 0.14 | (−0.05 to 0.33) | |
Kasai Central | 260 | 0.05 | 64 | 0.80 | 0.74 | (0.58 to 0.90) | |
South Kivu | 228 | 0.29 | 240 | 0.30 | 0.01 | (−0.11 to 0.12) |
The model includes controls for the number of villages per cluster. There were 121 clusters in total. Time spent collecting water and total quantity of water collected were Winsorised at the 99th percentile.
ITT, intention-to-treat effect estimate.