Prevalence of intestinal parasites and its associated socio-demographic factors among the food handlers of Bagalkot city, Karnataka, India

Abstract

Background: Growing urbanization and lifestyle changes lead people to dine away from home more often, contributing to the unregulated opening of eating establishments that often have inadequate hygiene conditions. Hence a study was undertaken to know prevalence and determinants of intestinal parasitic infections among food handlers of Bagalkot city, Karnataka, India. Methods: A cross-sectional study was done among food handlers of 46 food establishments enlisted in Bagalkot hotel and refreshment association. A total of 266 food handlers were interviewed using proforma regarding socio-demographic data and personal hygiene followed by stool examination for intestinal parasites. Results: Out of 266 food handlers, 39 (14.7%) were tested positive for intestinal parasitic infections. Most common parasite isolated was A. Lumbricoides (5.3%) followed by E. Histolytica (1.5%), Giardia (1.5%), T. Solium (0.8%), T. Trichura (0.8%) and H. Nana (0.8%). Mixed infections constituted 4.1%.Female gender, rural residence and socio-economic status and personal hygiene was significantly associated with intestinal parasitic infections. Conclusions: Strict hygienic practices, complete treatment of infected persons and regular surveillance is important for controlling intestinal parasitic infections.