Fig. 1From: When a discriminating dose assay is not enough: measuring the intensity of insecticide resistance in malaria vectorsDiscriminating dose. Mortality rates after exposure to the WHO discriminating dose of permethrin. Error bars represent 95 % binomial confidence intervals. Columns with a different letter are significantly different to each other. The 90 % threshold used by WHO to define a resistant population is shown by a horizontal lineBack to article page