1. In this randomized controlled trial, the incidence of death was lower in heart failure patients who received cardiac-resynchronization therapy (CRT) versus those who received implantable cardioverter-defibrillators (ICD). 2. The time until death was longer in patients who received cardiac-resynchronization therapy than those who received implantable cardioverter-defibrillators. Evidence Rating Level: 1 (Excellent) Study Rundown: CRT