Table 4.
Entomological inoculation rates (EIR) per district according to the season
| Districts | Parameters | Dry season | Rainy season | Total | RR (95% CI) | p (Wald) |
|---|---|---|---|---|---|---|
| (May–January–February) | (June–October) | |||||
| Kandi | HBR/night | 0.25 | 7.625 | 4.78 | ||
| SI | 8.89 | 7.32 | 7.48 | |||
| EIR/night | 0.022 | 0.558 | 0.358 | |||
| EIR/month | 0.66a | 16.74b | 10.75 | 1 | – | |
| Gogounou | HBR/night | 1.25 | 6.375 | 4.4 | ||
| SI | 4.4 | 9.2 | 8.37 | |||
| EIR/night | 0.055 | 0.588 | 0.368 | |||
| EIR/month | 1.645a | 17.648b | 11.06 | 1.03 [1.012–1.046] | 0.0006 | |
| Djougou | HBR/night | 3.4 | 8.53125 | 6.55 | ||
| SI | 11.3 | 7.5 | 8.56 | |||
| EIR/night | 0.38 | 0.64 | 0.561 | |||
| EIR/month | 11.48a | 19.26b | 16.85 | 1.56 [1.54–1.58] | < 0.001 | |
| Copargo | HBR/night | 1.65 | 11.1875 | 7.5 | ||
| SI | 2.44 | 8.45 | 7.82 | |||
| EIR/night | 0.04 | 0.945 | 0.588 | |||
| EIR/month | 1.21a | 28.36b | 17.66 | 1.64 [1.62–1.66] | < 0.001 |
EIR: entomological inoculation rate; RR: rate ratio; CI: confidence interval; p-Wald: p-value of the significance of the ratio of entomological inoculation rate between districts
a,bThe EIR/season of the same district bearing different letters are statistically different