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Table 3 Mortality rates of An. gambiae after exposure on nets repeatedly washed and dried using 4 different drying regimens

From: Wash durability and optimal drying regimen of four brands of long-lasting insecticide-treated nets after repeated washing under tropical conditions

Net type/Drying regimen

Number of washes

Olyset

W = 0

W = 5

W = 10

W = 15

W = 20

Sun/Hang

100

40

0

0

0

Sun/Ground

100

43

5

0

0

Shade/Ground

100

45

5

0

0

Shade/Hang

100

43

0

0

0

PermaNet

     

Sun/Hang

100

93

78

45

30

Sun/Ground

100

83

80

43

28

Shade/Ground

100

83

80

65

60

Shade/Hang

100

93

90

85

70

BASF

     

Sun/Hang

100

55

43

40

23

Sun/Ground

100

50

35

20

20

Shade/Ground

100

63

55

30

20

Shade/Hang

100

75

65

50

40

TNT

     

Sun/Hang

100

45

35

30

20

Sun/Ground

100

53

50

25

15

Shade/Ground

100

58

40

34

28

Shade/Hang

100

53

40

23

15

  1. Nets were washed by hand only. Mortality was measured using the standard WHO recommended 3 minutes cone bioassay test on a susceptible strain of An. gambiae ss.
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Malaria Journal

ISSN: 1475-2875

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