Fig. 1From: Prenatal vitamin intake in first month of pregnancy and DNA methylation in cord blood and placenta in two prospective cohortsVolcano plots of single site CpG effect estimates for prenatal vitamin use in 1st month of pregnancy and −log10(p-values). Percentages indicate proportion of CpG sites with p-value < 0.01 that have positive or negative effect estimate. Regression models were adjusted for sex, maternal age, gestational age, maternal education, ancestry PCs, laboratory batch, and estimated cell proportionsBack to article page