Table 3 Odds ratios analysis of P. falciparum infection in relation to reported usage of antimalarial treatment and prevention measures
| Â | Odds ratio (95% confidence interval) | |||
|---|---|---|---|---|
Survey 1 | Survey 2 | Survey 3 | Survey 4 | |
Malaria treatment in past 14 days (yes vs. no) | 0.52 (0.0–0.68) | 0.52 (0.38–0.69) | 0.68 (0.52–0.89) | 0.41 (0.24–0.70) |
Slept under bed net night before (yes vs. no) | 0.63 (0.56–0.71) | 0.68 (0.60–0.78) | 1.03 (0.89–1.20) | 1.78 (1.44–2.20) |
Use of at least one of the following over 7 days: mosquito coils—insecticide spray—commercial or traditional repellents | 0.44 (0.36–0.54) | 0.60 (0.49–0.74) | 0.54 (0.44–0.67) | 0.25 (0.19–0.33) |
IRS in past 12 monthsa (yes vs. no) | 0.58 (0.33–0.99) | 0.31 (0.07–1.31) | 0.80 (0.18–3.65) | 1.18 (0.22–6.45) |
Insecticide spray use in past 7 days (yes vs. no) | 0.39 (0.24–0.64) | 0.43 (0.23–0.80) | 0.57 (0.31–1.04) | 0.49 (0.17–0.90) |