The CABANA trial reported that catheter ablation, when compared with drug therapy, did not significantly reduce the primary composite end point of death, disabling stroke, serious bleeding, or cardiac arrest in patients with atrial fibrillation. Despite multiple limitations in study design, the CABANA trial still confirmed that catheter ablation of atrial fibrillation led to clinically important and significant improvements in quality of life at 12 months without increasing the risk of complications.
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