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Table 1 Study cohort demographic information

From: Prenatal arsenic exposure alters the placental expression of multiple epigenetic regulators in a sex-dependent manner

Characteristic

Mean (SD)

Gestational age (wks)

39.4 (1.5)

Maternal age at enrollment (yrs)

31.8 (4.8)

Parity

0.93 (1.1)

Pre-pregnancy BMI (kg/m2)

26.3 (5.9)

Ever smoked during pregnancy

18 (5.8)

Infant birth weight (kg)

3.4 (0.5)

Infant sex:

 Male

163 (52.4)a

 Female

148 (47.6)a

Total urinary arsenic (U-As, μg/L)

3.7 (2.2–6.3)b

  1. anumber (%); bmedian (interquartile range)