Fig. 2From: Catheter ablation for atrial fibrillation in heart failure with reduced ejection fraction: a systematic review and meta-analysis of randomized controlled trialsFunnel plot for (a) mortality, (b) heart failure-related hospitalization, (c) change in left ventricular ejection fraction, (d) change in six-minute walk test, (e) change in Minnesota living with heart failure questionnaire scoreBack to article page