Background: Pulmonary vein isolation (PVI) is superior to antiarrhythmics for the management of atrial fibrillation. but repeat ablation is often required for durable rhythm control. Factors influencing first-pass isolation (FPI) and whether FPI predicts durable isolation are not well known. Objective: The study sought to determine factors associated with FPI and rates of chronic reco... https://www.socialstudiesscholar.com/