Table 1.
Baseline Characteristics of Study Subjects
| Characteristic | Daily Dose 5000 IU (n=20) | Single Dose 150,000 IU (n=20) |
|---|---|---|
| Maternal age (years) | 30.3 ± 2.9 | 30.1 ± 4.0 |
| Infant age (weeks) | 13.7 ± 7.3 | 11.0 ± 5.6 |
| Infant gestation at birth (weeks) | 39.9 ± 1.3 | 39.5 ± 0.9 |
| Maternal race (% white) | 95% | 95% |
| Maternal weight (kg) | 72.7 ± 10.6 | 67.6 ± 12.1 |
| Maternal height (cm) | 165.6 ± 5.5 | 163.8 ± 4.2 |
| Maternal BMI (kg/m2) | 26.5 ± 4.0 | 25.2 ± 4.7 |
| Maternal serum 25(OH)D (ng/mL) | 28.8 ± 9.2 | 29.3 ± 7.5 |
| Maternal serum 24,25(OH)2D3 (ng/mL) | 2.87 ± 1.40 | 2.88 ± 1.20 |
| Maternal serum 1,25(OH) 2D3 (pg/mL) | 60.4 ± 24.9 | 52.0 ± 10.7 |
| Enrollment date | ||
| January–March | 9 (45%) | 8 (40%) |
| April–July | 11 (55%) | 12 (60%) |