Fig. 3From: Catheter ablation for treatment of patients with atrial fibrillation and heart failure: a meta-analysis of randomized controlled trialsForest plot with individual and summary estimates of the mean difference (MD) and 95% confidence interval (CI) of functional capacity and quality of life. (a) Change in peak VO2. (b) Change in 6-min walk test distance. (c) Change in MLWHF scores. SD, standard deviationBack to article page