Presence of pupae in potential larval habitats | |||||||
---|---|---|---|---|---|---|---|
Characteristic | Untreated | Treated | Comparison | ||||
Type | obs | % pos | obs | % pos | p | OR | 95% CI |
Gutters/Canals | 283 | 19.8 | 2265 | 3.5 |  < 0.001 | 0.15 | 0.10, 0.22 |
Wheel prints | 215 | 22.8 | 715 | 2.9 |  < 0.001 | 0.10 | 0.06, 0.18 |
Puddles | 191 | 14.1 | 279 | 2.5 |  < 0.002 | 0.16 | 0.07, 0.37 |
Water container | 55 | 3.6 | 87 | 1.1 | 0.341 | 0.31 | 0.03, 3.48 |
Other | 0 | 0.0 | 107 | Â | Â | 1.00 | Â |
Size | |||||||
  < 10m2 | 353 | 14.7 | 633 | 2.4 |  < 0.001 | 0.14 | 0.08, 0.25 |
 10 to 100m2 | 297 | 20.2 | 2437 | 2.8 |  < 0.001 | 0.11 | 0.08, 0.15 |
  > 100m2 | 61 | 36.1 | 330 | 4.8 |  < 0.001 | 0.09 | 0.04, 0.19 |
 Undetermined | 33 |  | 50 |  |  | 1.00 |  |
Total | 744 | 18.0 | 3453 | 3.2 |  < 0.001 | 0.15 | 0.12, 0.20 |