Table 2.

Procedures and Events Observed During the Study Period

Procedure or Event	(n =137)
Procedures
Myectomy	41 (29.9%)
Alcohol septal ablation	1 (0.7%)
ICD implantation	34 (24.8%)
Primary Prevention	30 (21.9%)
Secondary Prevention	4 (2.9%)
Pacemaker implantation	5 (3.7%)
Implantation for sinoatrial disease	3 (2.2%)
Implantation for atrioventricular nodal disease	2 (1.5%)
Events
Embolic stroke	2 (1.5%)
SCD with appropriate ICD shock	2 (1.5%)
SCD without ICD	0
Heart transplant	14 (10.2%)
Death due to heart failure	1 (0.7)
Procedure-related death	1 (0.7)
Other	1 (0.7)
Total events	21 (15.3%)
Follow up time (y)	2.7 ± 2.5
Event rate per patient-year (%)	5.6
SCD event rate per patient-year (%)	0.53

Data are presented as n (%) or mean ± SD, unless otherwise indicated. ICD, implantable cardioverter-defibrillator; SCD, sudden cardiac death.