Table 1.
Clinical and laboratory characteristics of the study sample
| Variable | n | Mean | Standard deviation |
| Age (years) | 501 | 58 | 14.4 |
| Body weight (kg) | 414 | 67.6 | 15.7 |
| Height (m) | 371 | 1.63 | 0.09 |
| Body mass index (kg/m2) | 362 | 25.6 | 5.6 |
| Heart rate, bpm | 431 | 79.6 | 13 |
| Blood pressure (mm Hg) | |||
| Diastolic | 450 | 76 | 18.4 |
| Systolic | 450 | 121.9 | 30.9 |
| Echocardiography | |||
| Interventricular septum (cm) | 435 | 0.97 | 0.23 |
| Left ventricle | |||
| Posterior wall (cm) | 435 | 0.95 | 0.2 |
| Diastolic diameter (cm) | 444 | 6.2 | 1.15 |
| Systolic diameter (cm) | 338 | 4.97 | 1.42 |
| Ejection fraction (%) | 397 | 45 | 19 |
| Interventricular septum (cm) | 435 | 0.97 | 0.23 |
| Aorta (cm) | 425 | 3.26 | 0.59 |
| Left atrium (cm) | 438 | 4.68 | 0.9 |
| Right ventricle (cm) | 192 | 2.73 | 0.87 |
| Serum sodium (mEq/L) | 481 | 136.7 | 4.5 |
| Hemoglobin (g/dL) | 479 | 13.07 | 2.1 |
| Serum cholesterol (mg/dL) | 400 | 190.1 | 51.6 |
| Triglycerides (mg/dL) | 398 | 123.1 | 66.7 |
| HDL-cholesterol (mg/dL) | 393 | 45.1 | 15.4 |
| LDL-cholesterol (mg/dL) | 394 | 120.1 | 42 |
| VLDL-cholesterol (mg/dL) | 389 | 24.8 | 13.6 |
| Serum creatinine (mg/dL) | 487 | 1.3 | 0.74 |