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Table 1 Knockdown and mortality of susceptible An. gambiae (Kisumu strain) recorded after 3 min exposure under WHO cones on nets before any washing

From: Field efficacy of a new deltamethrin long lasting insecticidal net (LifeNet©) against wild pyrethroid-resistant Anopheles gambiae in Benin

Treatments

N mosquitoes tested

% KD after 60 min

% Mortality after 24 h

Untreated polyester net

52

0a

0a

Life Net to be unwashed

54

100b

100b

Life Net to be washed 20 times

53

100b

100b

Life Net to be washed 30 times

54

100b

100b

CTN 25 mg/m2 to be washed just before exhaustion

53

100b

100b

CTN 25 mg/m2 to be washed 20 times

57

100b

100b

  1. CTN conventionally deltamethrin-treated nets. Values in the same column sharing different letter superscript differ significantly (χ2 = 101, df = 1, P = 0.000)