Table 3. Statistical analysis of the egg hatch rate of Aedes aegypti during the six-month intervention period in the treatment, adjacent, and control areas located in Plaeng Yao District, Chachoengsao Province, eastern Thailand.
| Variables | No. houses | No. ovitraps | No. positive households (Mean ± SD) |
Egg hatch rate (Mean ± SD) |
Odds Ratio | 95% CI | p-value |
|---|---|---|---|---|---|---|---|
| W1-W12 | |||||||
| Control area | 30 | 60 | 22.00 ± 0.43 | 0.41 ± 0.08 | 1 | ||
| Adjacent area | 30 | 60 | 24.50 ± 0.39 | 0.24 ± 0.14 | 1.620 | 0.679–3.862 | 0.277 |
| Control area | 30 | 60 | 22.00 ± 0.43 | 0.41 ± 0.08 | 1 | ||
| Treatment area | 30 | 60 | 18.00 ± 0.50 | 0.20 ± 0.10 | 0.545 | 0.252–1.179 | 0.123 |
| W13-W24 | |||||||
| Control area | 30 | 60 | 24.50 ± 0.39 | 0.54 ± 0.11 | 1 | ||
| Adjacent area | 30 | 60 | 19.00 ± 0.47 | 0.25 ± 0.16 | 0.388 | 0.168–0.897 | 0.027* |
| Control area | 30 | 60 | 24.50 ± 0.39 | 0.54 ± 0.11 | 1 | ||
| Treatment area | 30 | 60 | 12.50 ± 0.48 | 0.18 ± 0.09 | 0.160 | 0.070–0.368 | 0.000* |
* significant difference at p < 0.05