Table 2.
Hypertrophic cardiomyopathy patient characteristics (n=46).
| Variable | Value ± SEM |
|---|---|
| Ejection fraction (%) | 64 ± 1 |
| Maximum left ventricular thickness (mm) | 20.5 ± 0.7 |
| Left ventricular end diastolic dimension (mm) | 40.4 ± 1.0 |
| Left atrial size (mm) | 39.6 ± 1.2 |
| Systolic anterior motion (scale 0-4) | 2.2 ± 0.2 |
| Mitral regurgitation (scale 0-4) | 1.5 ± 0.1 |
| Family history of hypertrophic cardiomyopathy | 19 (41%) |
| Resting gradient | 18 (39%) |
| Exercise gradient | 24 (52%) |
| New York Heart Association class | |
| I | 26 (56%) |
| II | 10 (22%) |
| III | 10 (22%) |
| Implantable cardioverter defibrillator | 19 (41%) |
| Medications | |
| ß-blocker | 29 (63%) |
| Calcium channel blocker | 14 (30%) |
| Diuretic | 7 (15%) |
| Angiotensin converting enzyme inhibitor/ Angiotensin receptor blocker |
4 (9%) |
| Anti-arrhythmic | 3 (6%) |
| Statin | 11 (24%) |
Data are presented as mean ± SEM or number of patients (percentage).