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Meta-analysis of proportions of single-arm studies reporting paravalvular leak outcomes for SU-AVR, using a random-effects model. The weighted mean paravalvular leak rate here was 3.0%, with 95% confidence interval of 1.0-5.8%. Significant heterogeneity was demonstrated (I2=72%, P<0.001). SU-AVR, sutureless aortic valve replacement.
