Table 4 Estimates of a negative binomial regression for comparison of vector density between pit shelter and other trapping methods in western Kenya
Species and place of collection | Trapping method | Ahero | Iguhu | ||
|---|---|---|---|---|---|
Exponentiated estimate (OR) | P-value | Exponentiated estimate (OR) | P-value | ||
An. gambiae (s.l.) | |||||
 Outdoors | Pit shelter | 1.0a |  | 1.0a |  |
Sticky pot | 0.25 (0.20–0.33) | < 0.001 | 0.22 (0.10–0.47) | < 0.001 | |
Clay pot | 0.16 (0.12–0.20) | < 0.001 | 0.17 (0.07–0.39) | < 0.001 | |
Light trap | 0.34 (0.26–0.44) | < 0.001 | 1.40 (0.86–2.27) | 0.173 | |
Exit trap | 0.10 (0.07–0.13) | < 0.001 | 3.65 (2.37–5.61) | < 0.001 | |
 Indoors | Prokopack | 0.31 (0.24–0.41) | < 0.001 | 1.37 (0.85–2.21) | 0.199 |
Light trap | 0.34 (0.26–0.44) | < 0.001 | 2.76 (1.77–4.30) | < 0.001 | |
An. funestus group | |||||
 Outdoors | Pit shelter | 1.0a |  | 1.0a |  |
Sticky pot | 0.20 (0.122–0.33) | < 0.001 | 0.75 (0.17–3.35) | 0.716 | |
Clay pot | 0.12 (0.07–0.21) | < 0.001 | 0.50 (0.09–2.80) | 0.433 | |
Light trap | 2.25 (1.58–3.21) | < 0.001 | 3.27 (1.04–10.33) | 0.044 | |
Exit trap | 2.36 (1.68–3.32) | < 0.001 | 4.37 (1.43–13.40) | 0.010 | |
 Indoors | Prokopack | 0.94 (0.64–1.36) | 0.726 | 10.37 (3.60–29.88) | < 0.001 |
Light trap | 5.83 (4.14–8.20) | < 0.001 | 12.33 (4.3–35.30) | < 0.001 | |