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Table 1 Susceptibility status (mortality rates) of Anopheles gambiae s.l exposed to the WHO-discriminating concentrations of deltamethrin, permethrin and DDT

From: Multiple insecticide resistance in Anopheles gambiae from Tanzania: a major concern for malaria vector control

Site Permethrin Deltamethrin DDT
N Mortality (%) SE KDT50 (95% CI) N Mortality (%) SE KDT50 (95% CI) N Mortality (%) SE KDT50 (95% CI)
Arumeru 100 57 4 52.3 (45.0–66.0) 100 63 2.1 41.9 (37.1–48.8) 100 99 0.1 37.4 (35.4–39.6)
Babati 99 65 2.8 67.0 (57.2–85.3) 100 84 2.2 35.6 (32.2–39.7) 100 100 0 28.2 (21.0–35.8)
Bagamoyo 80 95 1.5 11.9 (11.1–12.7) 80 78 1 14.4 (12.7–15.9) 80 59 1.8 11.6 (10.6–13.4)
Geita 80 98 1 19.6 (18.1–21.2) 60 98.8 1.2 17.2 (15.7–18.7) 80 80 2.4 30.0 (28.5–31.4)
Iringa 100 97 0.3 34.1 (32.3–36.1) 100 98 0.5 32.0 (30.3–33.7) 100 100 0 23.0 (22.1–24.0)
Kahama 60 96.7 1.4 21.7 (18.5–25.1) 60 85 1.9 18.5 (13.9–22.7) 80 100 0 33.9 (30.5–37.2)
Kilombero 100 58 3.2 44.2 (42.4–46.2) 100 66 2.5 40.4 (38.3–42.8) 100 93 1.1 38.1 (36.5–39.7)
Kilosa 80 100 0 28.8 (27.2–30.4) 60 100 0 32.7 (30.6–34.9) 80 71 2.1 50.7 (45.0–60.4)
Kinondoni 100 100 0 54.3 (44.3–75.2) 100 100 0 39.6 (36.5–43.4) 100 91 0.2 69.5 (55.6–99.8)
Kondoa 80 38.8 2.6 50.0 (46.2–55.5) 80 56.8 1.4 36.5 (34.4–38.6) 80 100 0 68.9 (62.3–84.3)
Magu 60 93.3 1.8 28.5 (25.7–31.3) 60 81.7 1 35.8 (32.7–39.5) 60 100 0 41.6 (38.7–44.7)
Manyoni 80 100 0 21.2 (19.6–23.0) 60 93.3 0 22.9 (19.6–26.2) 80 100 0 38.3 (36.0–40.8)
Mbozi 80 100 0 11.6 (10.6–12.4) 80 100 0 13.4 (12.7–14.1) 60 100 0 27.8 (19.2–36.1)
Moshi 100 19 1.9 46.8 (44.5–49.5) 96 33.3 1.3 32.7 (29.7–36.0) 93 100 0 34.2 (32.9–35.6)
Mtwara 80 100 0 11.9 (10.9–12.7) 80 100 0 17.3 (16.5–18.0) 80 100 0 28.9 (27.4–30.7)
Muleba 80 70 1.3 44.7 (42.6–47.1) 80 61.3 1.9 36.9 (34.7–39.0) 80 87.5 2.8 35.2 (35.2–36.9)
Musoma–rural 80 60 4.6 51.2 (39.9–90.7) 80 81.3 2.9 38.9 (37.0–40.8) 80 100 0 30.3 (28.8–31.9)
Ngara 60 100 0 16.4 (15.8–16.9) 60 100 0 17.3 (16.0–18.7) 60 100 0 15.8 (15.1–16.5)
Ruangwa 80 100 0 24.6 (22.7–26.5) 80 100 0 20.4 (19.1–21.8) 80 100 0 32.0 (29.2–35.0)
Songea 60 100 0 12.4 (11.2–13.5) 60 100 0 10.2 (9.0–11.2) 80 100 0 26.7 (25.4–28.1)