Baseline characteristics of the study group
| Variable | Mean (SD) | Range |
| Age (years) | 45 (15) | 23–73 |
| End systolic diameter (cm) | 4.44 (0.60) | 3.36–5.40 |
| Ejection fraction (%) | 54 (4) | 47–62 |
| Jet area/left ventricular outflow tract area (%) | 58 (7) | 46–73 |
| Diameter of the jet at origin (mm) | 12.3 (2.7) | 8.2–17.5 |
| End diastolic diameter index (cm/m2) | 3.41 (0.35) | 2.87–4.56 |
| End systolic diameter index (cm/m2) | 2.39 (0.34) | 1.78–3.30 |
| End diastolic volume index (ml/m2) | 134 (31) | 83–199 |
| End systolic volume index (ml/m2) | 62 (17) | 34–97 |
| End systolic wall stress (103dynes/cm2) | 105 (32) | 45–161 |
| Left ventricular mass index (g/m2) | 218 (67) | 108–329 |