Factors | Â | Odds Ratio | 95% CI | p-value |
---|---|---|---|---|
Age of the net | >6 months - 1 year | 1.0 | 0.9-1.2 | Ptrend <0.001 |
 | >1 year | 0.6 | 0.5-0.7 |  |
Net condition | Fair (no holes >33 mm) | 1.3 | 1.1-1.7 | Ptrend <0.001 |
 | Poor (1-4 holes >33 mm) | 0.8 | 0.6-1.0 |  |
 | Unsafe (5 or more holes >33 mm) | 0.2 | 0.2-0.3 |  |
Net density | ≥0.5 < 1.0 | 0.9 | 0.6-1.1 | Ptrend = 0.009 |
 | ≥1.0 < 1.5 | 0.8 | 0.6-1.1 |  |
 | ≥1.5 | 0.3 | 0.1-0.8 |  |
House sprayed with insecticide | 1.5 | 1.3-1.8 | <0.001 | |
Household wealth index: quintiles 2-5 (80% richest) | 1.2 | 1.0-1.5 | 0.027 | |
Altitude | ≥1,000 - ≤2,000 m | 1.2 | 1.0-1.6 | 0.102 |
 | >2,000 m | 0.7 | 0.4-1.0 | 0.036 |