A statistical approach to monitor ongoing intervention for control of lymphatic filariasis.

Lymphatic filariasis is a major public health problem, affecting 120 million people in 73 countries. One-third of the infected people infected with lymphatic filariasis live in India. Newer tools and control strategies have encouraged the hope of its elimination. One of the components in the elimination strategy is treating the entire population with a single dose of DEC annually to reduce microfilaraemia load. In India, the programme of drug distribution on a community-wide basis was taken up in 1997 on pliot scale in 13 districts within the existing public health system network. In developing epidemiologic approach to monitor and evaluate the success of ongoing intervention the utility of Lot Quality Assurance Sampling techniques for corrective measures by the programme managers is presented and discussed in this paper.