TABLE 2.
Maternal and infant demographic characteristics1
| Placebo (n = 27) | Low-dose (n = 29) | High-dose (n = 26) | |
| Maternal characteristics | |||
| Ethnicity | |||
| Not Hispanic | 27 (100) | 29 (100) | 26 (100) |
| Race | |||
| White | 25 (93) | 23 (79) | 24 (92) |
| Black | 2 (7) | 4 (14) | 2 (8) |
| Other | 0 | 1 (3) | 0 |
| White/black | 0 | 1 (3) | 0 |
| Current smoker | 2 (7) | 0 | 1 (4) |
| Consumes alcohol | 8 (30) | 3 (10) | 7 (27) |
| Age at enrollment, y | 29.4 ± 1.1 | 29.7 ± 0.9 | 27.8 ± 0.8 |
| Prepregnancy BMI, kg/m2 | 24.0 ± 0.61 | 24.7 ± 0.56 | 23.1 ± 0.54 |
| Infant characteristics | |||
| Gender | |||
| M | 15 (56) | 15 (52) | 12 (46) |
| F | 12 (44) | 14 (48) | 14 (54) |
| Race | |||
| White | 25 (93) | 21 (72) | 23 (88) |
| Black | 2 (7) | 4 (14) | 1 (4) |
| White/black | 0 | 2 (7) | 2 (8) |
| White/Asian | 0 | 1 (3) | 0 |
| White/other | 0 | 1 (3) | 0 |
| Ethnicity | |||
| Hispanic | 2 (7) | 1 (3) | 0 |
| Not Hispanic | 25 (93) | 28 (97) | 26 (100) |
| Birth weight, g | |||
| Mean ± SEM | 3432 ± 94.2 | 3562 ± 88.3 | 3496 ± 70.0 |
| Median | 3459 | 3600 | 3459 |
| SD | 489 | 475 | 357 |
| Minimum, maximum | 2608, 4706 | 2835, 4508 | 2920, 4224 |
1
Values are n (%) or means ± SEMs unless otherwise indicated. There were no significant differences between the 3 groups.