Period (Insecticide) | Department | Communes | Nb of room | Nb of An. gambiae s.l. collected | Nb of blood feed | Rest density per room | Blood feeding rate | |||
---|---|---|---|---|---|---|---|---|---|---|
Value | RR [95% CI] | P-value | Proportion (%) | P-value | ||||||
(Wald) | ||||||||||
After IRS 2019 (PM 300 CS) | Alibori | Bembèrèkè (control) | 60 | 94 | 75 | 1.6 | 1 | < 0.0001 | 79.8 | 1.00 |
Kandi + Gogounou (Under IRS) | 120 | 25 | 20 | 0.2 | 0.13 [0.08–0.21] | 80.0 | ||||
Donga | Bassila (control) | 30 | 139 | 112 | 4.6 | 1 | < 0.0001 | 80.6 | 0.23 | |
Djougou + Copargo (Under IRS) | 120 | 48 | 34 | 0.4 | 0.09 [0.06–0.12] | 70.8 | ||||
After IRS 2020 (Clo + Del) | Alibori | Bembèrèkè (control) | 60 | 189 | 130 | 3.2 | 1 | < 0.0001 | 68.8 | 0.48 |
Kandi + Gogounou (Under IRS) | 120 | 102 | 75 | 0.9 | 0.27 [0.21–0.35] | 73.5 | ||||
Donga | Bassila (control) | 60 | 201 | 140 | 3.4 | 1 | < 0.0001 | 69.7 | 0.49 | |
Djougou + Copargo (Under IRS) | 120 | 118 | 77 | 1.0 | 0.29 [0.23–0.37] | 65.3 | ||||
After IRS 2021 (Clo 50 WG) | Alibori | Bembèrèkè (control) | 80 | 69 | 42 | 0.9 | 1 | 0.1503 | 60.9 | 0.09 |
Kandi + Gogounou (Under IRS) | 160 | 171 | 125 | 1.1 | 1.24 [0.93–1.66] | 73.1 | ||||
Donga | Bassila (control) | 80 | 80 | 71 | 1.0 | 1 | 0.0033 | 88.8 | 0.62 | |
Djougou + Copargo (Under IRS) | 160 | 234 | 214 | 1.5 | 1.46 [1.13–1.91] | 91.5 |