Mohit K. Turagam et al. JACEP 2017;3:1534-1543 Ventricular Tachycardia–Free Survival in Subgroup With Left Ventricular Ejection Fraction ≤20% and New York Heart Association Functional Class ≥III Kaplan-Meier ventricular tachycardia–free survival estimates in patients who underwent ventricular tachycardia ablation on HS with ventricular ejection fraction ≤20% and New York Heart Association functional class III to IV. Abbreviations as in Figure 1. Mohit K. Turagam et al. JACEP 2017;3:1534-1543 2017 American College of Cardiology Foundation