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Table 5 Species distribution in dead and alive Anopheles gambiae (s.l.) mosquitoes after susceptibility tests

From: Insecticide resistance status of three malaria vectors, Anopheles gambiae (s.l.), An. funestus and An. mascarensis, from the south, central and east coasts of Madagascar

Site and insecticide tested (n)

An. arabiensis

An. gambiae (s.s.)

Total assayed

P-value

Bekily (CDC bottle bioassay)

 Deltamethrin survivors

10

0

10

< 0.001*

 Deltamethrin dead

2

34

36

 Deltamethrin total

12

34

46

 

 Permethrin survivors

14

3

17

< 0.001*

 Permethrin dead

21

57

78

 Permethrin total

35

60

95

 

Mahambo (CDC bottle bioassay )

 Alpha-cypermethrin survivors

6

3

9

0.018*

 Alpha-cypermethrin dead

7

25

32

 Alpha-cypermethrin total

13

28

41

 

 DDT survivors

3

3

6

0.99

 DDT dead

20

22

42

 DDT total

23

25

48

 

Mahambo (WHO tube bioassay)

 Permethrin survivors

0

42

42

< 0.001*

 Permethrin dead

30

49

79

 Permethrin total

30

91

121

 
  1. *Statistically significant at P < 0.05