Table 5.
Dengue virus infections in Aedes aegypti females collected inside and outside of control (NTC) and intervention (ITC) homes from Aug. 2012 to June 2014.
| Area | City | BEFORE CURTAIN INSTALLATION DENV+/total tested |
AFTER CURTAIN INSTALLATION DENV+/total tested | ||||
|---|---|---|---|---|---|---|---|
| NTC | ITC | ||||||
| Inside (BP1) | Outside (BP) | Inside (BP) | Outside (BP and BG2) | Inside (BP) | Outside (BP and BG) |
||
| Urban/suburban | Mérida | 3/1,987 | 1/371 | 1/1,058 | 4/1,009 | 3/1,079 | 4/913 |
| Umán | 15/440 | 4/39 | 1/301 | 0/180 | 0/117 | 6/205 | |
| Caucel | 1/25 | 0/0 | 1/42 | 0/25 | 0/94 | 0/46 | |
| Total | 19/2,452 | 5/410 | 3/1,401 | 4/1,214 | 3/1,290 | 10/1,164 | |
| Infection Rate per 1,000 mosquitoes | 7.7 | 12.2 | 2.1 | 3.3 | 2.3 | 8.6 | |
|
| |||||||
| Odds Ratio (95% HPD) | 1.58 (0.46–4.41) | 1.54 (0.26–10.54) | 3.72 (0.95–21.06) | ||||
|
| |||||||
| Rural | Maxcanú | 0/30 | 0/4 | 1/181 | 3/72 | 0/26 | 1/23 |
| Motul | 4/194 | 1/13 | 0/271 | 3/124 | 0/180 | 2/143 | |
| Total | 4/224 | 1/17 | 1/452 | 6/196 | 0/206 | 3/166 | |
| Infection Rate per 1,000 mosquitoes | 17.9 | 58.8 | 2.2 | 30.6 | 0.0 | 18.1 | |
|
| |||||||
| Odds Ratio (95% HPD) | 3.41 (0.03–15.21) | 14.19 (1.70–654.28) | NA | ||||
|
| |||||||
| Total | Urban/Suburban and Rural | 23/2,676 | 6/427 | 4/1,853 | 10/1,410 | 3/1,496 | 13/1,330 |
| Infection Rate per 1,000 mosquitoes | 8.6 | 14.1 | 2.2 | 7.1 | 2.0 | 9.8 | |
| Odds Ratio (95% HPD) | 1.64 (0.54–4.18) | 3.30 (0.950–14.44) | 4.91 (1.34–26.92) | ||||
1Mosquitoes collected by backpack aspiration; 2Mosquitoes collected by backpack aspiration and BGS traps outside of homes.