Table 1.
Baseline characteristics of 205 patients with HCM
| Demographic characteristics | |
|---|---|
| Age at evaluation, (years) | 56 ± 14 |
| Gender | |
| Male: no. (%) | 126 (62) |
| Medical history | |
| Disease causing mutation: no. (%) | 82 (40) |
| Family history of SCD: no. (%) | 39 (19) |
| Unexplained syncope: no. (%) | 23 (11) |
| Previous septal reduction therapy | |
| Alcohol ablation: no. (%) | 39 (19) |
| Myectomy: no. (%) | 10 (5) |
| Echocardiographic and Holter monitoring data | |
| Nonsustained VT: no. (%) | 71 (35) |
| LVOT Valsalva: mm Hg median(IQR) | 17 (8;22) |
| Maximal wall thickness: mm | 20 ± 6 |
| LA diameter measured: mm | 42 ± 7 |
| LA volume: mL | 88 ± 33 |
Abbreviations: LA, left atrial; LVOT, left ventricular outflow tract; SCD, sudden cardiac death; VT, ventricular tachycardia.