Reverse Remodeling and the Risk of Ventricular Tachyarrhythmias in the MADIT-CRT (Multicenter Automatic Defibrillator Implantation Trial–Cardiac Resynchronization Therapy)

Study Questions:

Is the cumulative incidence of ventricular tachyarrhythmias (VTAs) different between responders and nonresponders with cardiac resynchronization-defibrillator (CRT-D) therapy devices?