Overall primary effect of deworming on anthropometric outcomes over 12 months, using one-way ANOVA and multivariable linear regression analyses (N = 1760*), Iquitos, Loreto, Peru (September 2011 –July 2013).

Results are expressed as mean (95% Confidence Interval)* Intention-to-treat analysis includes data from 1563 children for whom final outcome information was available, and 197 children who were lost to follow-up and whose outcome information was estimated using multiple imputation**1Group 1 (MBD/PBO) = mebendazole at the 12-month visit and placebo at the 18-month visit2Group 2 (PBO/MBD) = placebo at the 12-month visit and mebendazole at the 18-month visit3Group 3 (MBD/MBD) = mebendazole at the 12 and 18-month visit4Group 4 (PBO/PBO) = placebo at the 12 and 18-month visitǂ Adjusted models include age, sex, socioeconomic status and continued breastfeeding at 12 months of age†1WAZ = weight-for-age z score2LAZ = length-for-age z score. Z scores were derived using WHO international growth standards [36]Overall primary effect of deworming on anthropometric outcomes over 12 months, using one-way ANOVA and multivariable linear regression analyses (N = 1760*), Iquitos, Loreto, Peru (September 2011 –July 2013).