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Table 4 Mortality of wild An. gambiae s.l. and An. funestus after 30-minute exposure and 24 hours holding with a new and a 20-month-old Olyset net and Olyset Plus net in WHO cylinder bioassays

From: Personal protection with PBO-pyrethroid synergist-treated nets after 2 years of household use against pyrethroid-resistant Anopheles in Tanzania

 

Olyset net

Olyset Plus

0 months

20 months

0 months

20 months

An. gambiae

 Total tested

80

78

82

81

 Percent mortality at 24 hours (%)

27.5

12.8

76.8

56.8

 95% CI

17.3–37.7

10.4–15.3

67.6–86.1

46.9–66.6

An. funestus

 Total tested

92

88

95

91

 Percent mortality at 24 hours (%)

27.2

2.3

81.1

25.3

 95% CI

22.5–31.8

0–5.1

65.2–96.9

8.7–41.9

  1. Zero mortality was observed after exposure to untreated nets in An. gambiae (tested = 79) and An. funestus (tested = 91)