Table 2.

End Points.^*

Variable	Ablation Group (N = 64)	Control Group (N = 64)	Hazard Ratio (95% CI)	P Value
	no. of patients (%)
ICD events*	8 (12)	21 (33)	0.35 (0.15–0.78)	0.007†
ICD shocks	6 (9)	20 (31)	0.27 (0.11–0.67)	0.003†
ICD storms	4 (6)	12 (19)	0.30 (0.09–1.00)	0.06‡
Death	6 (9)	11 (17)	0.59 (0.22–1.59)	0.29†
Congestive heart failure	3 (5)	6 (9)
Ventricular tachycardia storm	0	1 (2)
Cancer	1 (2)	0
Pulmonary embolism	1 (2)	0
Unknown	1 (2)	4 (6)

^*Implantable cardioverter–defibrillator (ICD) events include ICD shocks and antitachycardia pacing.

^†The P value was calculated by the log-rank test.

^‡The P value was calculated by Fisher’s exact test.