Table 3.
Mortality induced by BFUs on released Ae. aegypti.
| Untreated BFU | Unwashed permethrin-treated BFU | Permethrin-treated BFU washed 10 times | Permethrin-treated BFU washed 20 times | Unwashed KBR-treated BFU | Unwashed PM/KBR-treated BFU | |
|---|---|---|---|---|---|---|
| Total females caught | 351 | 300 | 260 | 317 | 391 | 404 |
| Total dead females | 1 | 35 | 10 | 5 | 8 | 10 |
| Mortality (%) | 0.28 | 11.66 | 3.84 | 1.58 | 2.04 | 2.48 |
| 95% Confidence limits | 0.04-2.02 | 8.43-16.30 | 2.06-7.14 | 0.66-3.80 | 1.02-4.09 | 1.33-4.60 |
| Corrected mortality (%) | - | 11.4 | 3.6 | 1.3 | 1.8 | 2.2 |
| Relative Risk (RR) | 1 | 40,03 | 13.16 | 5.43 | 7 | 8.49 |
| 95% Confidence limits | - | 5.50-288.90 | 1.69-102.70 | 0.63-46.79 | 0.87-56.08 | 1.09-66.27 |
| p | - | p < 0.0001 | p < 0.05 | NS | NS | p < 0.05 |
The Relative risk (RR) that represents the increase factor of mortality rate due to the treatment on BFUs.