District-Level Integrated Mapping of Onchocerciasis, Lymphatic Filariasis, and Loiasis in Nigeria

Research question

  • To define a cost-effective and accurate method to map ivermectin-naïve districts for Onchocerciasis, Lymphatic Filariasis and Loiasis and identify districts eligible for safe treatment with ivermectin MDA.
  • To validate a statistical model of Loiasis prevalence and intensity by comparing the model results to data from a prevalence assessment.

Study sites

Notes

Sample size for the implementation phase is 6,000. Sample size for the validation phase is roughly 22,000.