From: Social and environmental malaria risk factors in urban areas of Ouagadougou, Burkina Faso
 | Prevalence of anti-CSP antibodies | ||||
---|---|---|---|---|---|
 | Variable | Modality | OR | 95% CI | p-values |
 | Age | 0–6 y. | 1 |  | < 0.001 |
 |  | 7–12 y. | 2.6 | 2.0–3.35 |  |
 | Land tenure | regular | 1 |  | 0.025 |
 |  | irregular | 1.41 | 1.08–1.86 |  |
 | Building density | high | 1 |  | 0.032 |
 |  | sparse | 1.41 | 1.08–1.83 |  |
 | Travel outside of | no | 1 |  | 0.003 |
 | Ouagadougou the preceding month | yes | 1.91 | 1.26–2.90 |  |
 | Distance to hydrographic network | < 200 m | 1 |  | 0.006 |
 |  | 200–500 m | 0.6 | 0.43–0.84 |  |
 |  | 500 m | 0.66 | 0.48–0.90 |  |
Dry season | Use of bed net | no | 1 | Â | 0.29 |
 |  | yes | 1.33 | 0.81–2.20 |  |
Rainy season | Use of bed net | no | 1 | Â | 0.008 |
 |  | yes | 0.6 | 0.40–0.88 |  |
Use of bed net | Season | dry | 1 | Â | 0.91 |
 |  | rainy | 0.92 | 0.53–1.61 |  |
No use of bed net | Season | dry | 1 | Â | < 0.001 |
 |  | rainy | 2.06 | 1.52–2.79 |  |