Regression coefficients in years and 95% CIs (error bars) derived from linear mixed-effects models adjusted for sociodemographic covariates (maternal age at delivery, prepregnancy body mass index, baseline maternal educational level, baseline maternal marital status, parity, poverty status during pregnancy, smoking and alcohol consumption during pregnancy, and child sex) and prenatal organophosphate pesticide exposure (log10-transformed mean prenatal urinary dialkylphosphate concentrations and log2-transformed kilograms of organophosphate pesticides used within 1 km of the maternal residence during pregnancy). IEAA indicates intrinsic EAA.