Figure 2

Effect of MDA on parasite prevalence and antimalarial resistance. Effects of A atovaquone-proguanil and B ACT for a single round of MDA on the % of the population infected with P. falciparum over time and the proportions of infections which are resistant to artemisinin and/or atovaquone. C and D show the effects of two rounds of MDA one year apart. MDA was at 95% coverage in western Cambodia.