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Table 3 Rate of infected flies and seasonal transmission potential in Simulium exiguum and Simulium quadrivittatum in 2012

From: Elimination of onchocerciasis in Ecuador: findings of post-treatment surveillance

Species Flies caught Flies screened Positive pools Rate of infected fliesa (CI)b Seasonal biting rate (CI)b Seasonal transmission potential (CI)b
S. exiguum 51,492 1225 0 0 (0–0.1) 16,275 (14,931–17,731) 0 (0–0.6)
S. quadrivittatum 16,819 367 0 0 (0–0.2) 4655 (4217–5128) 0 (0–0.5)
  1. aNumber of infected flies per 2000 flies sampled
  2. bShown are point estimates and 95% confidence intervals (CI)