Table 2.
EF >35% | EF ⩽35% | |||
Survival/event-free interval | 6 months | 24 months | 6 months | 24 months |
Overall mortality | 87.4% | 75.9% | 93.3% | 77.0% |
Cardiac death | 92.2% | 80.0% | 93.3% | 77.0% |
Sudden death | 97.8% | 89.7% | 100% | 94.7% |
VT | 58.9% | 34.7% | 57.3% | 26.5% |
Fast VT | 85.0% | 76.9% | 85.3% | 67.7% |
Actuarial survival rates and intervals free of recurrence of ventricular tachycardia in relation to ejection fraction (cut off value 35%). There were no significant differences between subgroups.
EF, ejection fraction; fast VT, ventricular tachycardia of ⩾240 beats/min; VT, ventricular tachycardia.