Table 1.
Characteristics of the study cohort.
| na (%) or mean, median [range] | |
|---|---|
| Exposure Measures | |
| DW iAs (ug As/L) | 49.9, 30.5 [<LODb-235.6] |
| UtAs, SG adj (ug/L) | 56.6, 28.1 [6.2–319.7] |
| Subject Characteristics | |
| Maternal age at delivery (years) | 24, 23 [18–40] |
| Alcohol: No Consumption | 48 (81%) |
| Alcohol: Some Consumption | 11 (19%) |
| Smoking Status: Nonsmokers | 56 (97%) |
| Smoking Status: Current smokers | 2 (3%) |
| Newborn Characteristics | |
| Newborn Sex: Male | 25 (42%) |
| Newborn Sex: Female | 34 (58%) |
| Gestational Age (weeks) | 39, 39 [34–41] |
| Birth Weight (g) | 3320, 3300 [1800–5120] |
| APGAR score | 9, 9 [8–10] |
| Placental Weight (g) | 657, 640 [410–1000] |
| Length (cm) | 50, 50 [40–58] |
| Head Circumference (cm) | 35, 35 [32–37] |
a
Differences in n based on missing demographic data
b
LOD for DW-iAs = 0.456 μg As/L