Community prevalence by county.

TF = follicular trachoma, TT = trichiasis.*Threshold for implementation of trachoma control activities according to WHO guidelines; i.e. implementation of trachoma control activities is prioritized in communities where the prevalence of active trachoma in children aged 1�C9 years is 10% or higher or where the prevalence of trichiasis in people aged 15 years and over is 1% or higher [5].