| Variable (N) | OTC Vitamin D | Mean 25-OHD | Mean FT-M | Mean OC |
|---|---|---|---|---|
| (ng/ml) | (ng/dl) | (ng/ml) | ||
| Gender | ||||
| Male (24) | 13/24 (54%) | 28.3 | 0.99 | 3.62 |
| Female (20) | 11/20 (55%) | 27.3 | 2.70 | |
| 25-OHD (ng/ml) | ||||
| <20 (6) | 1/6 (17%) | 13.2 | 1.13 | 2.58 |
| 20–32 (23) | 11/23 (48%) | 26.4 | 0.98 | 3.75 |
| >32 (15) | 12/15 (80%) | 35.9 | 0.99 | 2.60 |
| FT-Males (ng/dl) | ||||
| <1.0 (14) | 6/14 (42%) | 27.8 | 0.74 | 3.55 |
| >1.0 (10) | 7/10 (70%) | 29.0 | 1.36 | 3.72 |
| Prednisone (mg) | ||||
| 5 (21) | 9/21 (42%) | 27.5 | 0.93 | 4.30 |
| 6–10 (18) | 13/18 (72%) | 27.6 | 1.03 | 2.28 |
| >10 (5) | 2/5 (40%) | 30.1 | 1.29 | 1.90 |