Indications for Left Atrial Appendage Occlusion in the United States and Associated In-Hospital Outcomes: Results From the NCDR LAAO Registry.

Among patients in the National Cardiovascular Data Registry Left Atrial Appendage Occlusion Registry, the most common procedural indications for Watchman implantation were increased thromboembolic risk, history of major bleed, and high fall risk. A majority of patients had multiple procedural indications. High fall risk conferred a modestly increased risk of in-hospital adverse events.