| Pre-Interventiona | First intervention yearb | Percentage Reduction | ||||
---|---|---|---|---|---|---|---|
 | Non-Intervention Wards | Intervention Wards | p c | Non-Intervention Wards | Intervention Wards | p |  |
Annual mean | |||||||
Daily HBR An. gambiae | 0.93 (0.60–1.46) | 0.72 (0.51–1.02) | 0.367 | 0.94 (0.57–1.56) | 0.50 (0.38–0.68) | 0.040 | 31.3% |
Annual EIR An. gambiae | 1.05 (0.68–1.65) | 0.81 (0.58–1.15) |  | 1.06 (0.64–1.77) | 0.56 (0.43–0.77) |  |  |
Daily HBR Culex sp. | 173.9 (140.7–214.9) | 86.8 (72.7–103.7) | <0.001 | 171.5 (137.2–214.3) | 86.1 (70.9–104.4) | <0.001 | 0% |
Dry season mean (July-August-September) | |||||||
Daily HBR An. gambiae | 0.59 (0.32–1.11) | 0.46 (0.29–0.72) | 0.505 | 1.17 (0.56–2.47) | 0.12 (0.08–0.20) | <0.001 | 86.8% |
EIR An. gambiae | 0.67 (0.36–1.26) | 0.52 (0.33–0.81) |  | 1.32 (0.63–2.79) | 0.14 (0.09–0.22) |  |  |
Daily HBR Culex sp. | 196.3 (157.9–244.0) | 98.4 (82.2–117.9) | <0.001 | 151.1 (125.3–192.0) | 86.1 (67.1–110.6) | <0.001 | 0% |