Volume 12, Number 7—July 2006
Research
Reinfestation Sources for Chagas Disease Vector, Triatoma infestans, Argentina
María C. Cecere*
, Gonzalo Vazquez-Prokopec*, Ricardo E. Gürtler*, and Uriel Kitron†
, Gonzalo Vazquez-Prokopec*, Ricardo E. Gürtler*, and Uriel Kitron†
Table
Prevalence of infestation and number of Triatoma infestans insects by type of structure in Trinidad-Mercedes, Argentina, October 1993 to November 1997
| Structure | No. sites inspected | No. positive sites (%) | Geometric mean no. bugs per infested site | No. T. infestans |
|---|---|---|---|---|
| Domicile | 387 | 44 (11) | 1.9 | 155 |
| Goat corral | 296 | 21 (7) | 1.7 | 142 |
| Kitchen or storeroom | 248 | 15 (6) | 2.4 | 78 |
| Pig corral | 239 | 3 (1) | 1.6 | 15 |
| Chicken coop | 43 | 1 (2) | 1 | 1 |
| Tree (with or without chickens) | 308 | 3 (1) | 1 | 3 |
| Other* | 360 | 1 (0.3) | 9 | 9 |
| Total | 1,881 | 88 (5) | 2.2 | 403 |
*Included sheds with only a roof, bathrooms, cow and horse corrals, chicken roosts, wood piles, and small granaries. Of these, only 1 small granary was infested.
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