Table 3. Estimated trajectory of serum 25(OH)D (ng/mL) according to dose group and race, based on quadratic model of serum 25(OH)D over time.
Model-based estimates of total circulating 25(OH)D concentrations over time for each race-by-dose subgroup.
| 2000 IU/day | 4000 IU/day | |||||
|---|---|---|---|---|---|---|
| Month | African-American | Hispanic | Caucasian | African-American | Hispanic | Caucasian |
| 0 | 19.2 | 26.8 | 30.1 | 19.0 | 26.7 | 30.0 |
| 1 | 24.6 | 30.1 | 33.4 | 25.5 | 31.0 | 34.3 |
| 2 | 28.8 | 32.7 | 36.1 | 30.5 | 34.4 | 37.9 |
| 3 | 31.6 | 34.4 | 38.1 | 34.2 | 37.0 | 40.7 |
| 4 | 33.2 | 35.4 | 39.6 | 36.4 | 38.6 | 42.8 |
| 5 | 33.5 | 35.6 | 40.4 | 37.2 | 39.4 | 44.1 |
| 6 | 32.5 | 35.1 | 40.5 | 36.6 | 39.2 | 44.7 |