Table 1Comparative effectiveness of RFA and AADs as second-line therapy for atrial fibrillation

OutcomeRFA vs. AADsLevel of Confidence
In sinus rhythm at 1 yearRFA better (74% vs. 20%) Image clinrfafu2.jpg
Off anticoagulants at 1 yearMore often with RFA (60% vs. 34%) Image clinrfafu1.jpg
Improved quality of life1RFA better Image clinrfafu1.jpg
Avoiding stroke within 1 yearNo difference Image clinrfafu1.jpg
Improved heart function and size at 1 yearNo difference Image clinrfafu1.jpg
Avoiding congestive heart failureUnknownINSF
1

General or physical functioning.

RFA = radiofrequency ablation.

AADs = anti-arrhythmic drugs.

INSF = insufficient evidence.

From: Radiofrequency Ablation for Atrial Fibrillation

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