Summary estimates of the risk of soil-transmitted helminth (STH) reinfection by determinants of predisposition.*

*Meta-analysis of nutrient supplementation, malnutrition, health promotion, individual behavior, and family and community environment was restricted because of small sample size (i.e., number of available studies for inclusion), or because of inconsistent measures used to assess infection and/or reinfection.FPooled estimate of fixed-effects model.RPooled estimate of random-effects model.