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Table 1 Dose- mortality response of An. culicifacies species A and species C and An. stephensi against different doses of chlorfenapyr impregnated papers (2 h exposure and 48 h holding)

From: Chlorfenapyr: a new insecticide with novel mode of action can control pyrethroid resistant malaria vectors

% Dose Species
  An. culicifacies species A (Ghaziabad, UP) An. culicifacies species C (Jabalpur, MP) An. stephensi (Okhla, Delhi)
  % mortality (No. exposed)
0.25 23.5 (102) 10.0 (100) 21.0 (100)
0.5 58.8 (102) 23.3 (180) ND
0.75 86.2 (102) 54.0 (100) 74.0 (100)
1.0 88.2 (102) 74.0 (100) 91.2 (105)
1.5 96.0 (102) 93.0 (100) 95.0 (100)
2.0 99.0 (300) 99.2 (261) 99.5 (199)
2.5 100 (101) 100 (60) ND
  Lethal doses
LD 50 (FL) 0.41 (0.36-0.45) 0.67 (0.56-0.79) 0.43 (0.31-0.54)
LD 99 (FL) 2 (1.70-2.48) 2.39 (1.78-3.95) 2.13 (1.57-3.55)
χ 2 (df), P-value 3.392 (5), 0.640 20.46 (5), 0.001 9.46 (4), 0.05
  1. ND - Not done : FL- Fiducial limits
  2. χ 2 = heterogeneity of response, df = degrees of freedom