Table 3 Changes in the number (%) of infested containers in intervention schools and control schools
Survey point | Control schools | Intervention schools | ||||
|---|---|---|---|---|---|---|
n | Infested (%) | Odds ratio (95% CI) | n | Infested (%) | Odds ratio (95% CI) | |
Novembera | 115 | 19 (16.5) | 1 | 92 | 33 (35.9) | 1 |
December | 115 | 19 (16.5) | 1 (0.47–2.22) | 92 | 13 (14.1) | 0.28 (0.11–0.65)* |
January | 115 | 10 (8.7) | 0.45 (0.18–1.03) | 92 | 10 (10.9) | 0.21 (0.08–0.52)* |
March | 115 | 12 (10.4) | 0.56 (0.24–1.24) | 92 | 5 (5.4) | 0.10 (0.03–0.27)* |
May | 115 | 8 (7.0) | 0.34 (0.13–0.83)* | 92 | 5 (5.4) | 0.10 (0.03–0.27)* |