Characteristic | Baseline survey | 1st follow-up | 2nd follow-up | 3rd follow-up | Overall | |
---|---|---|---|---|---|---|
With baseline | Without baseline | |||||
Malaria parasite prevalence, % (95% CI)* | ||||||
Control | 5.2 (3.4–8.1) | 6.9 (5.0–9.4) | 10.1 (6.6–15.3) | 4.1 (2.2–7.9) | 6.3 (4.8–8.3) | 6.7 (4.9–9.2) |
Experimental | 10 (4.5–22.2) | 0 | 3.7 (1.3–10.7) | 0 | 3.0 (1.5–6.0) | 1.4 (0.4–4.5) |
Risk reduction, % (p value) | Increase | 100% (p < 0.001) | 63.6% (p = 0.026) | 100% (p < 0.001) | 52.4% (p = 0.019) | 79.1% (p = 0.006) |
Total prevalence | 6.1 (3.9–9.4) | 4.6 (3.5–5.9) | 8.2 (5.1–13.2) | 3.6 (2.0–6.8) | 5.6 (4.2–7.5) | 5.4 (3.9–7.5) |
House screening impact on malaria parasite prevalence, OR (95% CI), p value@ | ||||||
Control | Reference | |||||
Experimental | 2.01 (0.88–4.57), p = 0.096 | 0, p < 0.001 | 0.35 (0.14–0.85), p = 0.021 | 0, p < 0.001 | 0.46 (0.24–0.87), p = 0.017 | 0.20 (0.06–0.61), p = 0.005 |