Prevalence of filariasis in rural areas of Shahjahanpur district (Uttar Pradesh).

Night blood survey was carried out during May, 1990 to December, 1991 in 18 villages of 5 Primary Health Centres of district Shahjahanpur (UP), to find out the prevalence of filariasis in the area. Out of 2141 individuals surveyed randomly, 217 were found positive for microfilariae of Wuchereria bancrofti. The microfilaria rate, filarial disease rate and filarial endemicity rates were 10.1, 11.4 and 18.8 per cent respectively. An entomological survey revealed Culex quinquefasciatus as the vector. The average man hour density was 25.8. It is clear from the results that filariasis is more endemic in rural areas than urban area of Shahjahanpur as observed by local filariasis control unit.