Mitral valve prosthesis choice in patients <70 years: A systematic review and meta‐analysis of 20 219 patients

Mechanical MVR in patients aged less than 70 years is associated with a lower risk of operative mortality as well as a 20% lower risk of long-term death and 65% lower risk of mitral valve reoperation but 60% greater risk of bleeding compared with bioMVR in matched or adjusted data.