Real-World Comparison of Classes IC and III Antiarrhythmic Drugs as an Initial Rhythm Control Strategy in Newly Diagnosed Atrial Fibrillation

In this study the authors investigated effectiveness and safety of an initial treatment strategy with class IC or class III antiarrhythmic drugs (AAD) for newly diagnosed atrial fibrillation (AF) or atrial flutter (AFL).There is limited evidence to guide optimal AAD selection for rhythm control in newly diagnosed AF/AFL.Using data from TREAT-AF (The Retrospective Evaluation and Assessment of Therapies in AF), the authors performed a...