Table 3 Summary statistics for mosquitoes caught in houses with different characteristics. The mean nightly catches of An. arabiensis and An. funestus mosquitoes, relative rates and the associated significance levels were calculated from the generalized linear mixed models (GLMMs) at 95% confidence interval
Variables | Category | Anopheles arabiensis | Anopheles funestus | ||||
|---|---|---|---|---|---|---|---|
Mean (CI) | RR (95% CI) | P value | Mean | RR (95% CI) | P value | ||
Wall type | Bricks | 9.3 (6.9–25.5) | 1.0 |  | 3.8 (2.4–5.2) | 1.0 |  |
Mud | 17.7 (10.1–22.3) | 3.9 (2.7–5.6) | 0.005 | 5.0 (2.6–7.4) | 4.0 (2.4–5.3) | 0.011 | |
Eave space | Closed | 9.3 (4.2–14.4) | 1.0 |  | 2.8 (1.3–4.2) | 1.0 |  |
Open | 19.2 (12.9–25.6) | 1.9 (1.8–2.0) | < 0.001 | 4.9 (3.2–6.7) | 1.2 (0.9–1.6) | 0.005 | |
Roof type | Iron sheets | 14.4 (6.6–22.2) | 1.0 |  | 3.3 (1.9–4.8) | 1.0 |  |
Grass | 18.2 (11.8–24.6) | 1.5 (1.4–1.7) | < 0.001 | 5.1 (3.0–7.1) | 2.4 (2.0–3.0) | 0.318 | |
Doors | Closed | 12.6 (0.0–16.8) | 1.0 |  | 1.6 (0.0–3.0) | 1.0 |  |
Open | 36.0 (9.5–42.5) | 1.4 (0.9–2.1) | < 0.001 | 3.8 (2.4–5.2) | 1.6 (1.3–2.0) | < 0.001 | |
Window | Screened | 15.8 (5.4–23.3) | 1.0 |  | 4.2 (2.7–5.7) | 1.0 |  |
Unscreened | 17.1 (11.5–26.6) | 1.9 (1.7–1.9) | < 0.001 | 4.9 (1.7–8.0) | 2.9 (2.3–2.7) | 0.130 | |
Chicken indoors | No | 15.3 (9.5–21.0) | 1.0 |  | 4.2 (2.6–5.9) | 1.0 |  |
Yes | 20.4 (10.7–29.9) | 1.8 (1.8–1.9) | 0.343 | 4.8 (2.4–7.1) | 2.0 (1.8 –2.1) | < 0.001 | |