Background Cardiac-resynchronization therapy (CRT) benefits patients with left ventricular
systolic dysfunction and a wide QRS complex. Most of these patients are candidates for an …

Background Cardiac-resynchronization therapy (CRT) reduces morbidity and mortality in
chronic systolic heart failure with a wide QRS complex. Mechanical dyssynchrony also …

Objectives: The purpose of this study was to perform a systematic review and meta-analysis
of prospective randomized clinical trials of cardiac resynchronization therapy (CRT) versus …

Background—The effects of cardiac resynchronization therapy (CRT) in patients with mildly
symptomatic heart failure have not been fully elucidated. Methods and Results—The …

Abstract Background The Resynchronization–Defibrillation for Ambulatory Heart Failure
Trial (RAFT) showed a greater benefit with respect to mortality at 5 years among patients …

Background The benefit of cardiac resynchronization therapy (CRT) among patients with
mild heart failure (HF), reduced left ventricular (LV) function and wide QRS is well …

Background The Multicenter Automatic Defibrillator Implantation Trial with Cardiac
Resynchronization Therapy (MADIT-CRT) showed that early intervention with cardiac …

Background This trial was designed to determine whether cardiac-resynchronization therapy
(CRT) with biventricular pacing would reduce the risk of death or heart-failure events in …

Objectives: We sought to determine the effects of cardiac resynchronization therapy (CRT) in
New York Heart Association (NYHA) functional class II heart failure (HF) and NYHA …

ContextCardiac resynchronization therapy (CRT) through biventricular pacing is an effective
treatment for heart failure (HF) with a wide QRS; however, the outcomes of patients requiring …