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Table 2 Frequencies of the Kdr L1014F mutation in the 4 study districts pre- and post intervention in Benin

From: Resistance status of Anopheles gambiae s.l. to insecticides following the 2011 mass distribution campaign of long-lasting insecticidal nets (LLINs) in the Plateau Department, south-eastern Benin

DistrictsPeriodsTotalGenotypes Kdr L1014FF(Kdr L1014F)x2-valuedfp value
RRRSSS
IfangniPre-intervention4002380.03a186.361< 0.0001
Post-intervention7367510.95b
SakétéPre-intervention3024600.90a0.40610.523
Post-intervention79691000.94a
PobèPre-intervention30111360.58a10.2810.0013
Post-intervention80551960.81b
KétouPre-intervention3025500.92a0.010510.918
Post-intervention88771010.93a
TotalPre-intervention1306026440.56a138.671< 0.0001
Post-intervention3202684480.91b
  1. a,bValues with different superscripts pre and post intervention within a same district are significantly different (p <  0.05)