versus no ablation
No demonstrated result for efficacy
Hospital admission for cardiac reasons 0.55 [0.30; 1.00]
Appropriate ICD shock 0.71 [0.51; 0.99]
ICD shock 0.61 [0.38; 0.97]
fi rst VT or VF 0.61 [0.37; 1.00]
Death 1.32 [0.35; 4.96]
Syncope 0.36 [0.07; 1.83]
Inappropriate ICD shock 0.69 [0.21; 2.32]
ICD shocks and antitachycardia pacing 0.38 [0.18; 0.80]
Appropriate ICD shock 0.30 [0.13; 0.70]
Death 0.55 [0.21; 1.39]
catheter ablation for ventricular tachycardia (VT) plus implantable cardioverter defibrillator (n=54)
vs.
implantable cardioverter defibrillator alone (n=56)
open
Parallel groups
Sample size: 54/56
Primary endpoint: first VT or ventricular fibrillation
FU duration: 27 mo
defibrillator implantation with adjunctive catheter ablation (n=64)
defibrillator implantation alone (n=64)
Sample size: 64/64
Primary endpoint: death or appropriate ICD therapy
FU duration: 22.5 mo