Table 1.
Clinical and biochemical characteristics of all subjects at baseline
| Placebo group (n = 9) | Vitamin D group (n = 9) | P | |
|---|---|---|---|
| Age (y) | 35.3 ± 11.0 | 45.5 ± 11.1 | 0.06 |
| Gender (F/M) | 6/3 | 8/1 | |
| Body weight (kg) | 111 ± 12.2 | 100 ± 15.8 | 0.22 |
| BMI (kg/m2) | 38.7 ± 9.75 | 36.6 ± 5.14 | 0.50 |
| WHR | 0.94 ± 0.03 | 0.86 ± 0.08 | 0.13 |
| 25(OH)D (nmol/L) | 34.7 ± 21.1 | 36.7 ± 13.2 | 0.80 |
| Serum calcium (mmol/L) | 2.32 ± 0.09 | 2.31 ± 0.09 | 0.90 |
| PTH (ng/L) | 46.5 ± 1.41 | 47.8 ± 19.5 | 0.90 |
| Fasting glucose (mmol/L) | 4.78 ± 0.22 | 5.08 ± 0.55 | 0.18 |
| Fasting insulin (µUI/mL) | 16.8 ± 1.69 | 13.7 ± 8.59 | 0.49 |
| Total cholesterol (mmol/L) | 4.57 ± 0.66 | 5.12 ± 0.49 | 0.22 |
| HDL cholesterol (mmol/L) | 1.21 ± 0.27 | 1.47 ± 0.42 | 0.22 |
| LDL cholesterol (mmol/L) | 2.69 ± 0.22 | 3.16 ± 0.43 | 0.22 |
| Triglycerides (mmol/L) | 1.43 ± 0.36 | 1.19 ± 0.60 | 0.55 |
| AUC glycemia 0′‐120′(mmol/L·min·104) | 85.9 ± 7.70 | 82.5 ± 19.6 | 0.62 |
| AUC insulin 0′‐120′ (µU/mL·min·106) | 12.3 ± 8.77 | 9.77 ± 7.90 | 0.52 |
| Glucose uptake (mg·kg−1·min−1) | 4.93 ± 1.13 | 4.62 ± 2.08 | 0.75 |
| Total fat (%) | 38.8 ± 7.42 | 39.7 ± 7.06 | 0.81 |
| Trunk lean mass (kg) | 32.3 ± 1.04 | 28.3 ± 5.23 | 0.20 |
| Trunk fat mass (kg) | 23.9 ± 1.10 | 21.1 ± 7.99 | 0.46 |
Data are expressed as mean ± SD. P value is for interaction between the two groups.
25(OH)D, 25‐hydroxyvitamin D; AUC, area under the curve; F, female; HDL: high‐density lipoprotein; LDL: low‐density lipoprotein; M, male; PTH, parathyroid hormone; WHR, waist‐hip ratio.