Table 3 Multivariate analysis of differences in individual-level characteristics and case-control status
Predictive factors | Crude odds ratio (95% CI) | Adjusted odds ratioa (95% CI) |
|---|---|---|
Gender | ||
 Male | 1.00 | 1.00 |
 Female | 0.97 (0.76–1.23) | 1.22 (0.93–1.61) |
Age | ||
 < 15 years | 1.00 | 1.00 |
 ≥ 15 years | 0.87 (0.68–1.11) | 0.61 (0.38–0.98) |
Education attainment | ||
 No formal education | 1.00 | 1.00 |
 Primary school and higher | 0.99 (0.76–1.29) | 0.88 (0.58–1.32) |
Occupation | ||
 Child | 1.00 | 1.00 |
 Student | 1.03 (0.72–1.48) | 1.33 (0.78–2.25) |
 Farmer | 1.00 (0.76–1.33) | 1.46 (0.87–2.45) |
Frequency of using bed net | ||
 Everyday | 1.00 | 1.00 |
 Sometimes/never | 0.97 (0.70–1.33) | 0.80 (0.57–1.14) |
Working in the forest at nighttime in the past year | ||
 No | 1.00 | 1.00 |
 Yes | 1.51 (1.10–2.06) | 1.95 (1.28–2.98) |
Working in the forest in the early morning in the past year | ||
 No | 1.00 | 1.00 |
 Yes | 0.73 (0.54–0.97) | 0.51 (0.36–0.73) |
Sleeping overnight in the forest in the past year | ||
 No | 1.00 | 1.00 |
 Yes | 1.60 (1.07–2.40) | 1.94 (1.13–3.33) |