Table 1. Laboratory and clinical characteristics of patients according to their sex hormone-binding globulin (SHBG) tercile.
| SHBG tercile | P | |||
|---|---|---|---|---|
| 1 (lowest) | 2 | 3 (highest) | ||
| SHBG mean (nmol/l) SHBG variation (nmol/l) | 27.20 12.2-35.5 | 43.11 36.1-49.9 | 72.01 50.5-159 | < 0.001 |
| Age (years)* | 57.0 | 56.73 | 58.88 | 0.33 |
| BMI (kg/m2)* | 28.76 | 27.46 | 25.13 | < 0.001 |
| Abdominal circumference (cm)* | 103.49 | 97.66 | 93.53 | < 0.001 |
| Diabetes (%) | 38.30 | 21.28 | 8.51 | 0.002 |
| Dyslipidemia (%) | 70.21 | 63.83 | 57.45 | 0.44 |
| Hypertension (%) | 95.74 | 80.85 | 87.23 | 0.08 |
| Blood glucose (mg/dl)* | 111.04 | 107.49 | 99.07 | 0.42 |
| Total cholesterol (mg/dl)* | 183.72 | 180.30 | 168.38 | 0.22 |
| LDL-cholesterol (mg/dl)* | 107.24 | 105.34 | 98.70 | 0.51 |
| HDL-cholesterol (mg/dl)* | 40.30 | 41.98 | 43.34 | 0.35 |
| Triglycerides (mg/dl)* | 174.38 | 171.28 | 131.79 | 0.06 |
| Total testosterone (nmol/l)* | 13.63 | 16.48 | 20.84 | < 0.001 |
| Bioavailable testosterone (nmol/l)* | 7.45 | 7.23 | 6.61 | 0.55 |
| Free testosterone (nmol/l)* | 0.32 | 0.31 | 0.28 | 0.50 |
| Estradiol (pmol/l)* | 68.72 | 79.14 | 74.25 | 0.29 |
BMI
= body mass index
LDL
= low-density lipoprotein
HDL
= high density lipoprotein
*
Data are expressed as means