Background Recurrent ventricular tachycardia among survivors of myocardial infarction with
an implantable cardioverter–defibrillator (ICD) is frequent despite antiarrhythmic drug …

Background Many patients requiring pacemaker or implantable cardioverter–defibrillator (ICD)
surgery are taking warfarin. For patients at high risk for thromboembolic events, …

Background Guidelines recommend a trial of one or more antiarrhythmic drugs before catheter
ablation is considered in patients with atrial fibrillation. However, first-line ablation may be …

Purpose: To prospectively evaluate whether scar caused by radiofrequency (RF) ablation of
the left atrium (LA) in patients with atrial fibrillation can be depicted with high-spatial-…

Background— Current observational studies on warfarin use and the risk for stroke and
bleeding in patients with atrial fibrillation (AF) undergoing dialysis found conflicting results. …

… Dr Essebag received consultancy fees and research funding from Medtronic of Canada.
Dr Skanes received consultancy fees from Biosense Webster, Medtronic, and Sanofi and a …

Background : The BRUISE CONTROL trial (Bridge or Continue Coumadin for Device Surgery
Randomized Controlled Trial) demonstrated that a strategy of continued warfarin during …

Background Epidemiological studies of exposures that vary with time require an additional
level of methodological complexity to account for the time-dependence of exposure. This …

BACKGROUND: The nested case-control study is an efficient epidemiological design whereby
a case-control approach is employed within an established cohort. The large number of …

Implantable cardioverter-defibrillator (ICD) shocks diminish patients’ quality of life, increase
health care resource utilization, and may lead to other adverse sequelae. Better …