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Cumulative incidence function for structural valvular deterioration after MVR with Carpentier-Edwards PERIMOUNT BMVR group and Hancock II PMVR group. The P value was obtained from multivariable Fine-Gray proportional subdistribution hazards model analysis. MVR, mitral valve replacement; BMVR, mitral valve replacement with Carpentier-Edwards PERIMOUNT bovine pericardial valves; PMVR, mitral valve replacement with Hancock II porcine bioprostheses.
