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Table 2 Percentage mortality (24 h) of Anopheles gambiae exposed in WHO susceptibility tests to diagnostic doses of deltamethrin (0.05%), permethrin (0.75%), DDT (4%), and pirimiphos-methyl (0.1%) at sentinel sites between 2013 and 2016

From: Nationwide insecticide resistance status and biting behaviour of malaria vector species in the Democratic Republic of Congo

Sentinel site

Province

Deltamethrin 0.05%

Permethrin 0.75%

DDT 4%

Pirimiphos-methyl 0.1%

2013

2014

2015

2016

2013

2015

2016

2014

2015

2015

Kabondo

Tshopo

100

99

(97–99)

85

(78–92)

76

(68–84)

27

(18–36)

25

(17–34)

12

(6–18)

17

(10–24)

37

(28–47)

100

–

Lodja

Sankuru

96

(92–99)

98

(95–99)

100

100

49

(39–59)

68

(59–77)

69

(60–78)

13

(6–20)

8

(3–13)

100

–

Kingasani

Kinshasa

n/a

99

(97–99)

97*

(94–99)

100

n/a

91*

(85–97)

21

(13–29)

17

(10–24)

8*

(2–13)

100

–

Mikalayi

Lulua

n/a

99

(97–99)

100

88

(82–94)

n/a

30

(21–39)

36

(27–45)

42

(32–52)

15

(8–22)

100

–

Kalemie

Tanganyika

n/a

n/a

100

100

n/a

55

(45–65)

40

(30–50)

n/a

33

(24–42)

100

–

Kapolowe

Haut Katanga

95

(91–99)

99

(97–99)

100

100

31

(22–40)

53

(43–63)

100

45*

(34–56)

37*

(27–48 )

100

–

Katana

Sud Kivu

n/a

n/a

98

(95–99)

100

n/a

92

(87–97)

100

n/a

n/a

100

–

Tshikaji

Lulua

92

(87–97)

98

(95–100)

n/a

n/a

45

(35–55)

n/a

n/a

13

(8–24)

n/a

n/a

  1. 95% confidence intervals shown in parentheses; n = 100 for all tests except where * n = 80