Table 2.
Baseline Echocardiographic Characteristics
| Female (190) | Male (172) | P -Value | |
|---|---|---|---|
| Ejection Fraction (%) | 69 (60–75) | 62 (54–70) | <0.001 |
| Ejection Fraction < 50% | 11% (21) | 17% (30) | 0.08 |
| Ejection Fraction ≤ 35% | 4% (7) | 6% (11) | 0.24 |
| Left Ventricular Outflow Tract (cm) | 1.9 ± 0.2 | 2.1 ± 0.2 | <0.001 |
| End Diastolic Dimension (mm) | 42 ± 5 | 49 ± 7 | <0.001 |
| Posterior Wall Thickness (mm) | 11.9 ± 2.0 | 12.4 ± 2.0 | 0.02 |
| Septal Wall Thickness (mm) | 12.7 ± 2.0 | 13.1 ± 1.9 | 0.09 |
| Relative Wall Thickness | 0.58 ± 0.13 | 0.52 ± 0.11 | <0.001 |
| Aortic Valve Area (cm2) | 0.62 ± 0.15 | 0.70 ± 0.15 | <0.001 |
| Aortic Valve Area index | 0.36 ± 0.09 | 0.35 ± 0.08 | 0.26 |
| Aortic Valve Peak Gradient (mmHg) | 91 ± 24 | 88 ± 22 | 0.28 |
| Aortic Valve Mean Gradient (mmHg) | 56 ± 15 | 54 ± 13 | 0.22 |
| Mitral Regurgitation Grade 3 or 4 | 15% (29) | 10% (18) | 0.18 |
| Aortic Insufficiency Grade 3 or 4 | 6% (11) | 6% (11) | 0.81 |
| Bicuspid Aortic Valve | 8% (15) | 16% (28) | 0.01 |
| Pulmonary Artery Systolic Pressure (mmHg) | 47 ± 14 | 45 ± 14 | 0.31 |
Measurements are presented as mean ± SD, median (interquartile range) or percentage of total (n).