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Table 2 Proportion of engorged Lutzomyia longipalpis female sand flies (geometric mean) in treated and untreated groups according to exposure day

From: Repellent efficacy of a new combination of fipronil and permethrin against Lutzomyia longipalpis

Exposure day Untreated group Treated group Repellency (%) P-valuea
1 84.1 3.6 95.7 0.014
14 98.7 5.6 94.3 0.016
21 98.7 18.0 81.7 0.016
30 99.4 27.6 72.2 0.016
  1. aProportions compared through nonparametric aligned rank test, two-sided, significance level of 5%