Fig. 1From: Perceval sutureless bioprosthesis versus Perimount sutured bioprosthesis for aortic valve replacement in patients with aortic stenosis: a retrospective, propensity-matched studyKaplan-Meier survival estimate. Log-rank P=0.487. Median follow-up: 49.3 months (Perimount), 48.4 months (Perceval). Event rates: 5 (Perimount), 3 (Perceval)Back to article page