Volume 10, Number 12—December 2004
Research
Venezuelan Equine Encephalitis Virus, Southern Mexico
Table 3
VEEV human seroprevalence in 9 localities of Coastal Chiapas sampled from October to December, 2000
| Location | No. inhabitants | No. sampled | No. (%) positive | Estimated no. persons exposed |
|---|---|---|---|---|
| Las Coaches, Pijijiapan | 362 | 36 | 27 (75) | 221 |
| Isla Morelos, Mapastepec | 391 | 43 | 25 (58) | 226 |
| Roberto Barrios, Mapastepec | 372 | 69 | 37 (54) | 201 |
| 10 de Abril, Mapastepec | 81 | 16 | 5 (31) | 25 |
| Francisco Sarabia, Mapastepec | 354 | 76 | 14 (18) | 67 |
| Buena Vista, Pijijiapan | 440 | 83 | 52 (63) | 277 |
| Las Palmas, Acapetahua | 832 | 44 | 8 (18) | 151 |
| Jamaica, Escuintlab | 703 | 26 | 1 (4) | 28 |
| Cintalapab | 632 | 41 | 3 (7) | 47 |
| Total | 4,167 | 434 | 172 (40) | 1,666 |
aVEEV, Venezuelan equine encephalitis virus.
bCintalapa and Jamaica were the negative controls for our “unexposed” VEEV zone.


