Evaluation of Predictive Factors for Recurrence of Persistent Atrial Fibrillation After Ablation

Inclusion Criteria: * Patient aged 18 years or older, who has been informed about the research * Patient who underwent a procedure for persistent atrial fibrillation ablation at Clairval Hospital since January 2014 * Patient for whom data regarding the ablation procedure are available Exclusion criteria: * Patient under legal protection, guardianship, or conservatorship * Patient who has expressed opposition to the use of their medical data (by completing and returning the opt-out form provided)