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Background
Tachycardia‐induced cardiomyopathy is poorly recognized pre‐ablation. It remains unclear of better patient selection and timing for catheter ablation in persistent atrial fibrillation (PerAF) with heart failure (HF).
Methods
Consecutive patients with PerAF and left ventricular ejection fraction (LVEF) <50% referred for AF ablation were retrospectively included. The impact of LV size,...