Table 5 Infectivity rate and transmission potential of Simulium exiguum (s.l.) by PCR in Naiciona, Colombia, 2001–2010
Year | No. of flies examined | Biting rate (95% CI) | Infectivity rate (%) (95% CI) | Transmission potential (95% CI) |
|---|---|---|---|---|
2001 | 5,565 | 73,958 (67,897–80,543) | 0.017 (0.0005–0.095) | 12.6 (0.3–71.7) |
2004 | 13,115 | 22,919 (21,068–24,921) | 0.0095 (0.0029–0.049) | 2.2 (0.07–11.2) |
2010 | 13,481 | 20,983 (19,391–22,696) | 0 (0–0.014) | 0 (0–2.9) |