Comparison of prevalence and intensity of S. mansoni infection between arms at the final survey (2016) in a cluster-randomized trial in Côte d’Ivoire.

Adjustment of OR and CR are for age, sex, and baseline prevalence. Arm 1: praziquantel treatment every year; Arm 2: praziquantel treatment only in the first two years, followed by two years whithout treatment; Arm 3: praziquantel treatment every other year without treatment in-between.