Fig. 4

Results from random-effects meta-analysis comparing TAVI with SAVR and including randomized controlled trials and observational studies. Abbreviations: CI = confidence interval, k = number of studies, n = number of patients, PAR = paravalvular aortic regurgitation, SAVR = surgical aortic valve replacement, TAVI = transcatheter-aortic valve replacement, TIA = transient ischemic attack