Table 1.
Participant characteristics (values are means ± SD).
| All | Male | Female | |
|---|---|---|---|
| N | 48 | 27 | 21 |
|
| |||
| Age (y) | 22.5 ± 3.2 | 22.5 ± 3.4 | 22.6 ± 3.2 |
|
| |||
| BMI (kg/m2) | 25.8 ± 6.8 | 25.8 ± 4.9 | 25.9 ± 8.8 |
|
| |||
| Nonhispanic white (%) | 83.3% | 85.2% | 81.0% |
|
| |||
| Supplement usea | 2 | 1 | 1 |
|
| |||
| Serum 25(OH)D, (nmol/L)b | 77.4 ± 36.1 | 78.15 ± 43.4 | 76.5 ± 24.7 |
aNumber of participants using supplements with plausible influence on outcomes, for example, omega-3 fatty acid.
bMeasures of 25-hydroxyvitamin D were obtained from serum drawn during Session 4, ∼48-hour posteccentric exercise, representing a single measurement during the study. Serum 25(OH)D concentration ranges for all, males, and females were 19.7–269.3, 32.4–269.5, and 19.7–111.3 nmol/L, respectively.