Table 1.
General Characteristics of the Study Population
| Characteristics | Men (N = 370) | Women (N = 485) | pa |
|---|---|---|---|
| Age, years | 50.0 (39.0; 60.8) | 51.0 (41.0; 61.0) | 0.91 |
| Smoking, % | |||
| Never | 31.8 | 51.5 | <0.01 |
| Former | 43.7 | 27.8 | |
| Current | 24.3 | 20.6 | |
| Physical activity, % | |||
| >1 hour/week | 27.8 | 25.4 | 0.46 |
| <1 hour/week | 72.2 | 74.6 | |
| Waist circumference | 94.0 (86.5; 102.3) | 81.0 (74.0; 89.7) | <0.01 |
| Thyrotropin, mU/L | 1.12 (0.78; 1.50) | 1.23 (0.83; 1.78) | 0.01 |
| fT4, pmol/L | 13.1 (12.2; 14.2) | 13.5 (12.5; 14.7) | <0.01 |
| fT3, pmol/L | 4.97 (4.60; 5.31) | 4.53 (4.23; 4.93) | <0.01 |
| 3,5-T2, nM | 0.25 (0.20; 0.39) | 0.25 (0.20; 0.37) | 0.94 |
Data are expressed as median (25th; 75th percentile).
a
Wilcoxon rank-sum test for continuous and χ2-test for categorical data were used for comparison.
3,5-T2, 3,5-diiodothyronine; eGFR, estimated glomerular filtration rate; fT3, free triiodothyronine; fT4, free thyroxine.