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. 2014 Jul 11;9(7):e101992. doi: 10.1371/journal.pone.0101992

Table 4. Knock down times (min), Resistant ratio, and mortality rates (after 24 h) of Aedes albopictus after exposure to insecticides at the diagnostic doses (WHO tube test).

DDT (4%) Deltamethrin (0.05%) Phenothrin (1.5) Prallethrin (1%) Malathion (0.8%)
Population KDT50 (95% CI) RR50 Mortality (%) KDT50 (95% CI) RR50 Mortality (%) KDT50 (95% CI) RR50 Mortality (%) KDT50 (95% CI) RR50 Mortality (%) KDT50 (95% CI) RR50 Mortality (%)
ATM95 33 (30–35) 1 100 6 (6.3–6.6) 1 100 8.4 (8.2–8.7) 1 100 1.37 (1.29–1.44) 1 100 23 (22.2–23.8) 1 100
FL1 53 (51–56) 1.61 72 9.8 (9.6–10.1) 1.57 100 7.9 (7.6–8.3) 0.94 100 1.61 (1.46–1.82) 1.18 100 49.6 (47.4–52.3) 2.16 86
FL2 62 (59–68) 1.88 54 10.7 (10.4–10.9) 1.70 99 7.7 (7.4–8) 0.91 100 1.35 (1.28–1.43) 0.99 99 53.5 (50.5–57.6) 2.34 80
NJMon1 42 (41–44) 1.28 100 8.4 (7.9–8.9) 1.34 100 6.6 (6.4–6.8) 0.79 100 0.81 (0.73–0.88) 0.59 99 27.9 (26.9–28.8) 1.22 100
NJMon2 42 (40–45) 1.28 87 11.2 (10.9–11.5) 1.78 100 7.6 (7.3–7.9) 0.9 100 1.37 (1.25–1.5) 1.04 100 36.3 (35.1–37.5) 1.59 95
NJMer1 28 (24–30) 0.83 95 10.2 (9.4–11) 1.62 100 7.1 (6.9–7.4) 0.85 100 1.48 (1.29–1.78) 1.08 100 34.3 (33.5–35.2) 1.5 96
NJMer2 47 (45–49) 1.4 100 7.1 (6.8–7.4) 1.13 100 6.6 (5.9–7.2) 0.78 100 1.12 (1–1.21) 0.83 100 26.4 (25.5–27.3) 1.15 99
NJBer 27 (26–27.3) 0.8 99 10.3 (9.9–10.8) 1.65 100 8.3 (7.9–8.8) 0.98 100 1.13 (0.99–1.25) 0.83 100 38.3 (36–40.4) 1.67 93

ATM95: susceptible reference strain. KDT50: Knock down time where 50% of the mosquitoes are knocked down (min); RR50: Resistant Ratio =  KDT50 ATM95/KDT50 field population. Significant RRs are shown in bold.