Table 2.
The mean calorie intake of the subjects in the HIIT + Vitamin D, HIIT + Placebo, Vitamin D, and Control groups.
| Variable | Group | Pre-intervention | Post-intervention | Within-group p-value |
|---|---|---|---|---|
| CHO (kcal) |
HIIT + Vit D | 1, 384±47 | 1, 360±45*α | 0.001 ¶ |
| HIIT + Placebo | 1, 385±48 | 1, 363±40*α | 0.001 ¶ | |
| Vit D | 1, 382±50 | 1, 388±42 | 0.623 | |
| Control | 1, 388±46 | 1, 387±48 | 0.825 | |
| Fat (kcal) |
HIIT + Vit D | 485 ± 40 | 415 ± 35*α | 0.001 ¶ |
| HIIT + Placebo | 483 ± 38 | 415 ± 35*α | 0.001 ¶ | |
| Vit D | 488 ± 42 | 485 ± 40 | 0.535 | |
| Control | 482 ± 40 | 484 ± 38 | 0.750 | |
| Protein (kcal) |
HIIT + Vit D | 265 ± 12 | 300 ± 12*α | 0.001 ¶ |
| HIIT + Placebo | 264 ± 14 | 301 ± 14α | 0.001 ¶ | |
| Vit D | 266 ± 10 | 268 ± 10 | 0.812 | |
| Control | 265 ± 12 | 267 ± 12 | 0.835 | |
| Total calorie (kcal) |
HIIT + Vit D | 2, 134±50 | 2, 075±38*α | 0.001 ¶ |
| HIIT+ Placebo | 2, 132±55 | 2, 079±42*α | 0.001 ¶ | |
| Vit D | 2, 136±48 | 2, 141±45 | 0.125 | |
| Control | 2, 135±52 | 2, 136±55 | 0.536 |
Data are presented as means ± SD. Vit D, Vitamin D group; CHO, carbohydrates; HIIT, High-intensity interval training group; ¶Significant difference compared to the pre-test; *Significant difference compared to the control group; αSignificant difference compared to the Vitamin D group.