Table 1.
Species of triatomine bugs found in the metropolitan district of caracas between 2007 and 2013
| Species | Sex/stage | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | Total |
|---|---|---|---|---|---|---|---|---|---|
| P. geniculatus | Female | 44 | 220 | 340 | 611 | 264 | 197 | 222 | 1898 |
| Male | 27 | 164 | 263 | 616 | 172 | 136 | 114 | 1492 | |
| NIII | 1 | 2 | 10 | 8 | 1 | 4 | 1 | 27 | |
| NIV | 5 | 11 | 19 | 12 | 4 | 9 | 11 | 71 | |
| NV | 1 | 1 | 10 | 5 | 4 | 5 | 0 | 26 | |
| Sub-total | 78 | 398 | 642 | 1252 | 445 | 351 | 348 | 3514 | |
| T. maculata | Female | 0 | 0 | 1 | 4 | 1 | 1 | 1 | 8 |
| Male | 0 | 1 | 0 | 1 | 2 | 1 | 1 | 6 | |
| Sub-total | 0 | 1 | 1 | 5 | 3 | 2 | 2 | 14 | |
| T. nigromaculata | Female | 0 | 1 | 3 | 7 | 0 | 2 | 0 | 13 |
| Male | 0 | 0 | 0 | 7 | 1 | 0 | 0 | 8 | |
| Sub-total | 0 | 1 | 3 | 14 | 1 | 2 | 0 | 21 | |
| R. prolixus | Male | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 |
| Sub-total | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | |
| Total number of triatomines | 78 | 400 | 648 | 1271 | 449 | 355 | 350 | 3551 | |
| Triatomines analyzed for blood ingestion | 78 | 394 | 564 | 1169 | 386 | 303 | 324 | 3218 | |
| Triatomines analyzed for T. cruzi infection | 74 | 394 | 463 | 979 | 355 | 271 | 265 | 2801 | |
NIII to NV: nymphal stages III to V.