Table 6 Estimated mortality (%) three, six, nine and twelve months after spraying for wild mosquitoes collected in insecticide treated huts
% Mortality (95% CI) | |||||
|---|---|---|---|---|---|
Insecticide | Substrate | 3 months | 6 months | 9 months | 12 months |
P-methyl EC | Mud | 86.6 | 80.5 | 72.5 | 62.8 |
(83.9 to 89.4) | (77.8 to 83.3) | (67.9 to 77.2) | (54.4 to 71.2) | ||
P-methyl CS B | Concrete | 81.0 | 76.8 | 71.8 | 66.3 |
(77.7 to 84.4) | (73.7 to 79.8) | (67.1 to 76.6) | (58.3 to 74.3) | ||
Mud | 89.6 | 85.3 | 79.4 | 72.0 | |
(87.3 to 92.0) | (82.9 to 87.6) | (75.4 to 83.4) | (64.5 to 79.6) | ||
P-methyl CS BM | Concrete | 82.5 | 79.8 | 76.9 | 73.8 |
(79.3 to 85.6) | (77.1 to 82.6) | (72.9 to 81.0) | (67.0 to 80.5) | ||
Mud | 83.9 | 79.8 | 75.0 | 69.5 | |
(80.9 to 86.9) | (77.1 to 82.6) | (70.6 to 79.4) | (62.0 to 77.0) | ||