associations with sociodemographic characteristics among pregnant women in Shaanxi,
China. DesignPopulation-based cross-sectional survey. SettingTwenty counties and ten
districts in Shaanxi Province of Northwest China, 2013. SubjectsWomen (n 7462) were
recruited using a stratified multistage random sampling method to report diets during
pregnancy, at 0–12 months (median 3 months; 10th–90th percentile, 0–7 months) after …