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Table 1 Knock-down times and percent mortality 24 hours after a 1-hour exposure to the WHO diagnostic dose of insecticide in 13 Anopheles gambiae s .l. populations from Zimbabwe in 2012

From: Nationwide assessment of insecticide susceptibility in Anopheles gambiae populations from Zimbabwe

Site (District)

Insecticide

N

% Knockdown at 60 min

% Mortality at 24 hrs

Mazowe River Bridge (Rushinga)

DDT (4%)

80

100

100

Bendiocarb (0.1%)

80

100

100

λ-cyhalothrin (0.05%)

80

100

100

Malathion (5%)

80

100

100

Muzarabani RHC (Centenary)

DDT (4%)

80

100

100

Bendiocarb (0.1%)

80

100

100

λ-cyhalothrin (0.05%)

80

100

100

Malathion (5%)

80

100

100

Zindi RHC (Mutasa)

DDT (4%)

ND

ND

ND

Bendiocarb (0.1%)

ND

ND

ND

λ-cyhalothrin (0.05%)

20

100

100

Malathion (5%)

ND

ND

ND

Chilonga RHC (Chiredzi)

DDT (4%)

40

100

100

Bendiocarb (0.1%)

40

100

100

λ-cyhalothrin (0.05%)

40

100

100

Malathion (5%)

40

100

100

Makakabule RHC (Beit Bridge)

DDT (4%)

40

100

100

Bendiocarb (0.1%)

40

100

100

λ-cyhalothrin (0.05%)

40

100

100

Malathion (5%)

20

100

100

Jotsholo (Lupane)

DDT (4%)

20

95

100

Bendiocarb (0.1%)

20

100

100

λ-cyhalothrin (0.05%)

20

100

100

Malathion (5%)

20

100

100

Manjolo (Binga)

DDT (4%)

20

100

100

Bendiocarb (0.1%)

20

100

100

λ-cyhalothrin (0.05%)

20

100

100

Malathion (5%)

20

100

100

Kamhororo (Gokwe South)

DDT (4%)

80

100

100

Bendiocarb (0.1%)

80

100

100

λ-cyhalothrin (0.05%)

80

100

100

Malathion (5%)

80

100

100

Kotwa (Mudzi)

DDT (4%)

80

100

100

Bendiocarb (0.1%)

80

100

100

λ-cyhalothrin (0.05%)

80

100

98

Malathion (5%)

80

100

100

Maramba RHC (Uzumba Maramba Pfungwe)

DDT (4%)

80

100

100

Bendiocarb (0.1%)

40

100

100

λ-cyhalothrin (0.05%)

80

100

100

Malathion (5%)

40

100

100

Burma Valley Clinic (Mutare)

DDT (4%)

40

100

100

Bendiocarb (0.1%)

40

100

100

λ-cyhalothrin (0.05%)

60

100

100

Malathion (5%)

42

100

100

Kasimure (Hurungwe)

DDT (4%)

20

100

100

Bendiocarb (0.1%)

20

100

100

λ-cyhalothrin (0.05%)

20

100

100

Malathion (5%)

ND

ND

ND

Chakari (Sanyati)

DDT (4%)

84

100

100

Bendiocarb (0.1%)

80

99

99

λ-cyhalothrin (0.05%)

80

100

99

Malathion (5%)

82

100

100

  1. ND, not done; RHC, rural health centre.