Volume 13, Number 2—February 2007
Reduced Efficacy of Insecticide-treated Nets and Indoor Residual Spraying for Malaria Control in Pyrethroid Resistance Area, Benin
|Lambdacyalothrin 0.05% (18 mg/m2)–treated filter paper bioassays|
|Strains||Slope (SE)||LT50 (95% CI)||LT50 ratio|
|Ladji||2.1 (0.2)||10.9 (7.2–14.8)|
|Vkper||2.1 (0.2)||14.2 (3.6–25.3)||1.3 (1.0–1.6)|
*In World Health Organization kits.
†As determined by using probit analysis. kdr, knockdown; SE, standard error; CI, confidence interval; LT50 is the exposure time in min to kill 50%.