Table 1.
Sample characteristics for the 52 mother-infant pairs eligible for the analysis.
| Sample characteristics | Mean±SD | Range |
|---|---|---|
| Drinking water arsenic at recruitment (µg/L) | 63.7±116 .5 | 1 – 510 |
| Gestational age at recruitment (weeks) | 12.2±2 .5 | 6 – 16 |
| Gestational age at delivery (weeks) | 37.6±2 .1 | 33 – 41 |
| Birth weight (grams) | 2923±372 | 2080 – 4050 |
| Gender | N (%) | |
| Male | 33 (63.5 %) | |
| Female | 19 (36.5%) | |
| Number of samples available by tissue | n | CpG loci analyzed |
| HUVEC | 52 | 347,650 |
| Artery | 45 | 374,320 |
| Placenta | 37 | 365,994 |