Table 1.

Baseline demographics of the study population (mean ± SD)

Characteristics	n = 340
Mean age (yr)	44.8 ± 14
BMI (kg/m2)	36 ± 5.9
Total cholesterol (mg/dL)	196 ± 41
HDL-cholesterol (mg/dL)	49 ± 11
Triglycerides (mg/dL)	120 ± 68
HOMA-IR	4.7 ± 3
SHBG (nmol/L)	42 ± 58.5
PTH (pg/mL)	45 ± 21
Leptin (nmol/L)	75 ± 30
Vitamin D	20.5 ± 9.8
17β-estradiol	70 ± 54

BMI: Body mass index; HOMA-IR: Homeostasis model assessment of insulin resistance; Vitamin D: 25-hydroxyvitamin D; PTH: Parathyroid hormone; HDL: High-density lipoprotein; SHBG: Sex hormone binding globulin.