aCP refers to individuals with filarial pathology, INF refers to individuals with asymptomatic, filarial infection and UN refers to uninfected individuals. bBelow the limits of detection.
Note: All data included i.e. number of MDA rounds not taken into account.*Value for number of persons tested not available.Confidence intervals calculated in Stata software (version 12, StataCorp, Tex
Hyperendemic bancroftian filariasis in the Kingdom of Tonga: the application of the membrane filter concentration technique to an age-stratified blood survey