Table 1.
Characteristics of Study Sample
| Characteristic | Men (n = 543) | Women (n = 833) |
|---|---|---|
| Clinical variables | ||
| Age, years | 68.7 ± 6.5 | 70.0 ± 6.9 |
| Weight, kg | 79 ± 12 | 64 ± 12 |
| Systolic blood pressure, mm Hg | 139 ± 19 | 140 ± 20 |
| Hypertension treatment, % | 30 | 39 |
| Diabetes, % | 6 | 7 |
| Heart rate, beats/min | 71 ± 13 | 73 ± 12 |
| Valve disease, % | 5 | 4 |
| Biochemical characteristics | ||
| HDL cholesterol, mg/dLa | 44.7 ± 13.6 | 55.0 ± 15.3 |
| Total cholesterol, mg/dLa | 218 ± 37.3 | 240 ± 39 |
| TSH, mU/La | 2.0 ± 3.1 | 2.7 ± 4.4 |
| Echocardiographic characteristics | ||
| Left ventricular internal diameter in diastole, cmb | 5.0 ± 0.5 | 4.5 ± 0.4 |
| Left ventricular internal diameter in systole, cmb | 3.2 ± 0.5 | 2.7 ± 0.4 |
| Left ventricular wall thickness, cmb | 2.1 ± 0.4 | 1.9 ± 0.3 |
| Left ventricular mass, gb | 200 ± 61 | 149 ± 42 |
| Fractional shorteningb | 0.37 ± 0.05 | 0.40 ± 0.05 |
| Left atrial diameter, cm | 4.2 ± 0.6 | 3.8 ± 0.5 |
a
Examination 15.
b
Data for 380 men and 621 women.
HDL, high-density lipoprotein; TSH, thyroid-stimulating hormone.