Table 2.
Muscle function tests, pre- and post-6 weeks supplementation.
| Variable | Placebo (N = 15) |
Vitamin D (N = 13) |
Interaction Effect p-Value |
|---|---|---|---|
| Leg-Back Dynamometer (kg) | |||
| Pre-Study | 187 ± 6.4 | 190 ± 6.1 | 0.133 |
| 6-weeks | 218 ± 8.6 | 200 ± 5.7 | |
| Hand Grip Dynamometer (kg) | |||
| Pre-Study | 47.4 ± 2.1 | 50.2 ± 2.0 | 0.208 |
| 6-weeks | 48.3 ± 2.4 | 53.7 ± 2.1 | |
| Bench Press (reps, body mass) | |||
| Pre-Study | 17.4 ± 1.6 | 15.7 ± 1.4 | 0.083 |
| 6-weeks | 16.5 ± 1.5 | 17.3 ± 1.4 | |
| Vertical Jump (inches) | |||
| Pre-Study | 29.3 ± 0.6 | 29.8 ± 1.2 | 0.286 |
| 6-weeks | 29.2 ± 0.5 | 30.4 ± 1.3 | |
| Wingate, Peak Power (W/kg) | |||
| Pre-Study | 16.6 ± 0.6 | 15.7 ± 0.9 | 0.967 |
| 6-weeks | 16.7 ± 0.7 | 15.8 ± 1.1 | |
| Wingate, Anaerobic Capacity (W/kg) | |||
| Pre-Study | 9.11 ± 0.2 | 8.71 ± 0.3 | 0.723 |
| 6-weeks | 9.01 ± 0.2 | 8.56 ± 0.3 |