Table 1.
Basic characteristics of patient cohorts and controls.
| HCM | Cohort | Control | DCM/ICM | Conhort | |
|---|---|---|---|---|---|
| Non-obstructive | Obstructive | DCM/ICM | Control | ||
| Number | 27 | 21 | 20 | 15 | 5 |
| Age (year) | 45 ± 14 | 53 ± 13 | 46 ± 13 | 56 ± 3 | 46 ± 10 |
| Male (%) | 74 | 81 | 70 | 75 | 80 |
| NYHF class | I∼II | I∼II | — | III∼IV | — |
| LVEF (%) | 67 ± 8* | 72 ± 5*† | 61 ± 6 | 25 ± 2 | — |
| β-blocker use (%) | 44 | 67 | — | 73 | — |
HCM: hypertrophic cardiomyopathy; DCM: dilated cardiomyopathy; ICM: ischemic cardiomyopathy. LVEF: left ventricular ejection fraction. *P < 0.05 vs. control, †P < 0.05 vs. non-obstrutive group.