Prospective Cohort Study of the Risk of Recurrent Atrial Fibrillation After Radiofrequency Ablation

In this study, the continuous inclusion of atrial fibrillation patients treated by catheter ablation in the Department of Cardiology, Peking University Third Hospital, through the collection of clinical data and outpatient follow-up, to explore the risk factors of atrial fibrillation recurrence after catheter ablation and the influencing factors of major clinical events in atrial fibrillation patients, and further guide the management mode of atrial fibrillation patients.

Inclusion Criteria:1) Age > 182) ECG or holter electrocardiogram confirmed atrial fibrillationExclusion Criteria:1) Hematological diseases, autoimmune diseases and malignant tumors2) Immobility caused by hemiplegia or severe trauma3) The expected survival time is less than 2 years4) Stage 4 or 5 chronic renal insufficiency (eGFR<30)5) Poor compliance and high risk of expected loss of follow-up6) Disorders of consciousness or Alzheimer's disease