Table 5.
Variable | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2011–2016 |
---|---|---|---|---|---|---|---|
Entomological indices | |||||||
Houses surveyed | |||||||
Mean ± SD | – | 254 ± 202.9 | 290.3 ± 329.4 | 238.2 ± 181.3 | 222.6 ± 152.6 | 210.8 ± 151.9 | 237.2 ± 205 |
Median (IQR) | – | 180 (131–304) | 209 (143–309) | 158 (138–302) | 163 (136–288) | 155 (134–240) | 163 (136–288) |
House index (%) | |||||||
Mean ± SD | – | 1 ± 1.5 | 0.8 ± 0.8 | 0.8 ± 1 | 0.8 ± 1 | 0.9 ± 0.7 | 0.9 ± 1 |
Median (IQR) | – | 0.7 (0.3–1.4) | 0.7 (0.3–0.9) | 0.7 (0.2–1) | 0.7 (0.3–1) | 0.7 (0.5–1.3) | 0.7 (0.3–1.1) |
Breteau index (%) | |||||||
Mean ± SD | – | 1.2 ± 1.7 | 0.8 ± 0.8 | 1 ± 3.5 | 0.9 ± 2.5 | 1 ± 3.3 | 1 ± 2.7 |
Median (IQR) | – | 0.7 (0.3–1.4) | 0.7 (0.3–0.9) | 0.7 (0.2–1) | 0.7 (0.3–1) | 0.7 (0.5–1.3) | 0.7 (0.3–1.1) |
Container index (%) | |||||||
Mean ± SD | – | 0.6 ± 1 | 0.3 ± 0.4 | 0.5 ± 1.6 | 0.4 ± 1 | 0.5 ± 2.3 | 0.5 ± 1.5 |
Median (IQR) | – | 0.3 (0.1–0.6) | 0.3 (0.1–0.4) | 0.3 (0.1–0.4) | 0.3 (0.1–0.5) | 0.3 (0.2–0.5) | 0.3 (0.1–0.5) |
Median (IQR) vector density per 10 man-hour | 0.8 (0.6–1) | 0.8 (0.5–1.4) | 0.9 (0.5–1.4) | 0.8 (0.8–1) | 0.8 (0.6–1.5) | 1 (0.8–2) | 0.8 (0.6–1.3) |
Climatic characteristics | |||||||
Temperature°C (mean ± SD) | 27.2 ± 2.9 | 27 ± 3.1 | 27 ± 2.6 | 27.8 ± 3 | 27.7 ± 2.9 | 27.6 ± 2.7 | 27.4 ± 2.8 |
Relative humidity (%), mean ± SD | 67.8 ± 14 | 66.4 ± 14 | 67.8 ± 14.8 | 66.2 ± 12 | 65.9 ± 12 | 66.3 ± 14.4 | 66.7 ± 13 |
Rainfall (mm), mean ± SD | 254.8 ± 160.6 | 184 ± 176.7 | 427 ± 253.7 | 241.3 ± 185.6 | 222.2 ± 152.9 | 192.2 ± 109.3 | 254 ± 182.9 |
Number of rainy days | 70 | 64 | 77 | 50 | 34 | 55 | 350 |