RecruitingProcedureWellbeing and Survival Improvement With Event Reduction by Ablation for Atrial Fibrillation in the Very ElderlyThe WISER-AF trial is a multicenter, double-blind, sham-controlled, randomized controlled trial. It aims to evaluate the efficacy and safety of catheter ablation compared to a sham procedure in improving the quality of life (SF-36 score) in very elderly patients (aged ≥80 years) with symptomatic atrial fibrillation over a 6-month follow-up period.