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Table 4 Frequencies of the Ace1 G119S mutation observed in An. gambiae and An. coluzzii

From: Insecticide resistance status, frequency of L1014F Kdr and G119S Ace-1 mutations, and expression of detoxification enzymes in Anopheles gambiae (s.l.) in two regions of northern Benin in preparation for indoor residual spraying

District

Species

No. tested

Genotype

Freq. 119S

χ2-value

df

P-value

119S/S

119G/S

119G/G

Kandi

An.gambiae

86

0

4

82

0.0233

0.179

1

0.671

An. coluzzii

180

0

5

175

0.0139

Gogounou

An.gambiae

84

0

6

78

0.0357

1.412

1

0.234

An. coluzzii

91

0

2

89

0.011

Segbana

An.gambiae

27

0

3

24

0.0556

2.746

1

0.0974

An. coluzzii

45

0

0

45

0

Djougou

An.gambiae

168

0

10

158

0.0298

0.178

1

0.672

An. coluzzii

101

0

4

97

0.0198

Copargo

An.gambiae

219

0

10

209

0.0228

1.282

1

0.257

An. coluzzii

51

0

0

51

0

Ouake

An.gambiae

61

0

2

59

0.0164

<0.0001

1

1

An. coluzzii

50

0

1

49

0.01

Total

An.gambiae

645

0

35

610

0.0271

6.252

1

0.0124

An. coluzzii

518

0

12

506

0.0116

  1. Abbreviation: Freq., frequency