Table 1

Baseline characteristics of subject groups who received vitamin D3 supplements (25 μ/d) or placebo before the intervention
Characteristics Vitamin D group Placebo group P-value
Age (y) 38±72 37±8 0.29
Body weight (kg) 73.9±10.2 75.1±11.9 0.61
Height (cm) 156.5±5.8 159.3±5.6 0.035
Waist circumference (cm) 89.9±8.7 91.2±12.1 0.59
Hip circumference (cm) 108±8.5 108.2±8.1 0.91
BMI (kg/m2) 30.1±3.9 29.5±4.4 0.54
Fat mass (kg) 30.2±6.9 29±8.7 0.53
Fat free mass (kg) 43.7±5.1 45.9±4.7 0.05
Physical activity (MET-minutes/week) 902±1245 702±996 0.43
Energy intake (kcal/d) 1866±927 2060±834 0.33
Carbohydrate intake (g/d) 280±134 329±140 0.12
Fiber intake (g/d) 16±9 18±10 0.23
Protein intake (g/d) 64±29 76±35 0.10
Fat intake (g/d) 55±44 49±24 0.43
Dietary calcium intake (mg/d) 873±586 677±386 0.08
Dietary vitamin D intake (μg/d) 0.53±0.6 0.39±0.37 0.22
25(OH) D (nmol/L)2 36.8±30 46.9±32 0.15
iPTH (pmol/L)2 1.4±0.7 1.4±0.7 0.84
Calcium (mmol/L) 2.2±0.09 2.3±0.1 0.004
Phosphorus (mmol/L) 1.1±0.1 1.1±0.1 0.6

aMean ± SD (all such values).

b25(OH) D, 25-hydroxyvitamin D; PTH, parathyroid hormone. To convert 25(OH) D values to ng/mL, divide by 2.5. To convert PTH values to pg/mL, divide by 0.11.

Salehpour et al.

Salehpour et al. Nutrition Journal 2012 11:78   doi:10.1186/1475-2891-11-78

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