Clinical Research Directory

Inclusion Criteria: 1. Age ≥ 18 years 2. Between 14 Days and 12 Months After Spontaneous Intracranial Hemorrhage (intraparenchymal or intraventricular hemorrhage, and subdural hematoma) 3. Able to Access Intracranial Hemorrhage Imaging Data 4. ECG indicating the presence of atrial fibrillation 5. CHA₂DS₂-VA Score ≥ 2 6. Willing to undergo randomization and able to complete follow-up as required Exclusion Criteria: 1. Atrial fibrillation secondary to clearly reversible causes (e.g., hyperthyroidism, hypokalemia, etc.) 2. Fully dependent (modified Rankin Scale \[mRS\] score \> 4) 3. Uncontrolled hypertension (systolic blood pressure \> 160 mmHg) 4. Presence of uncontrolled active bleeding 5. Presence of active infection requiring antibiotic treatment 6. End-stage renal failure or receiving dialysis treatment 7. Presence of liver failure 8. Untreated coronary artery disease with indication for revascularization 9. Presence of intracardiac masses, thrombi, etc., as evaluated by transthoracic echocardiography or transesophageal echocardiography 10. Expected life expectancy \< 1 year (e.g., advanced malignant tumors, etc.) 11. Pregnant, lactating, or women planning to become pregnant 12. Presence of psychological or psychiatric disorders that prevent understanding or cooperation with the study 13. Other conditions deemed unsuitable for participation in the study by the investigators