Table 1: WHO recommended treatment strategy by disease prevalence [2].

Approximate prevalence of clinically active yaws in the communityEndemicity classificationRecommended treatment

High (>10%)HyperendemicEntire population of the community (total mass treatment)
Medium (5–10%)MesoendemicAll active cases, all children under 15, and obvious contacts (juvenile mass treatment)
Low (<5%)HypoendemicAll active cases and all household and other obvious contacts (selective mass treatment)