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Table 4 Delayed 24-hour mortality of Culex quinquefasciatus S-Lab after a 30-minute exposure to treated and control walls.

From: Efficacy of an insecticide paint against malaria vectors and nuisance in West Africa - Part 2: Field evaluation

WHO Bioassays% Mortality Culex quinquefasciatus S-lab Untreated bed net (Control) Untreated bed net + 2 layers Control Paint on walls and ceiling Untreated bed net +1 layer IP on walls Untreated bed net +1 layer IP on walls and ceiling Untreated bed net +2 layers IP on walls Untreated bed net +2 layers IP on walls and ceiling
T3 5.5a 6.2a 100b 100b 100b 100b
T6 13.8a 10.3a 100b 98.3b 100b 100b
T9 1.6a 3.3a 72.6b 49.2c 100d 98.4d
T12 1.6a 0a 5a 8.1a 70b 72.4b
  1. IP = Insecticide Paint. T0, T3, T6, T9 and T12 = 0, 3, 6, 9 and 12 months after treatment
  2. Values in the same row sharing a letter superscript do not differ significantly (P ≥ 0.05)