Table 1.
Characteristics | Vitamin D2 20,000 IU/week (n = 14) | Vitamin D3 15,000 IU/week (n = 15) | P value |
---|---|---|---|
Age (years) | 61 (49–73) | 60 (34–79) | 0.965 |
Gender (Female/Male) | 12/2 | 13/2 | 0.942 |
Body mass index (kg/m2) | 27.5 (23.1–29.4) | 27.2 (20.1–32.1) | 0.827 |
Waist circumference (cm) | 95 (84.0–110) | 93 (71–117) | 0.585 |
Hemoglobin A1c (%) | 6.0 (5.0–6.6) | 6.1 (5.2–6.5) | 0.326 |
Serum insulin (pmol/L) | 70.7 (31.8–10.9.9) | 74.6 (15.1–1.0) | 0.631 |
HOMA-IR | 1.6 (0.71–2.41) | 1.6 (0.34–3.8) | 0.631 |
Serum 25-hydroxyvitamin D (nmol/L) | 66.3 (44.9–97.3) | 70.7 (31.5–90.4) | 0.662 |
Serum calcium (mmol/L) | 2.3 (2.1–2.5) | 2.2 (2.1–2.3) | 0.517 |
Data are median (range) or proportion.
HOMA-IR: homeostatic model assessment index of insulin resistance.
Differences in continuous variabels between two groups were assessed by Mann-Whitney U-test.
Differences in gender between two groups were assessed by chi-square test.