The 2018 Indragiri Hilir District Health Office worm disease survey, showed that Seberang Tembilahan Village had the most cases of worm infections, out of 870 students, 42.4% experienced STH. This study aims to analyze the influence of environmental factors on worm disease in elementary school students in Seberang Tembilahan Village, Indragiri Hilir Regency. The research was conducted from Jan…