Fig. 1

Enrollment flowchart of this study. Patients received one of the following anticoagulants at the discretion of the physician: (1) Rivaroxaban 15Â mg once a day; (2) Dabigatran 110Â mg twice daily; (3) Warfarin maintaining an international normalized ratio between 2.0 and 3.0. LAAC left atrial appendage closure, TEE trans-esophageal echocardiography, DRT device-related thrombosis