Filariasis parameters before and after mass drug administration (MDA) in Usino villages.

Data shown are the number of positive tests and the total number of tests performed (% positive).The pre-MDA-A survey did not include Mf testing. CMFL was calculated for all ages only.Pre-MDA-B values were used as the baseline for calculating % decrease for rates after MDA.Abbreviations: Mf, microfilaremia; CMFL, community microfilarial load (see Methods); CFA, circulating filarial antigenemia; Bm14, antibodies to recombinant filarial antigen Bm14.