Long-term clinical results of mitral valvuloplasty using flexible and rigid rings: A prospective and randomized study Byung-Chul Chang, MD, Young-Nam Youn, MD, Jong-Won Ha, MD, Sang-Hyun Lim, MD, You-Sun Hong, MD, Namsik Chung, MD The Journal of Thoracic and Cardiovascular Surgery Volume 133, Issue 4, Pages 995-1003 (April 2007) DOI: 10.1016/j.jtcvs.2006.10.023 Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions
Figure 1 Actuarial survival. C ring, Carpentier ring group; D ring, Duran ring group. The Journal of Thoracic and Cardiovascular Surgery 2007 133, 995-1003DOI: (10.1016/j.jtcvs.2006.10.023) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions
Figure 2 Actuarial survival according to preoperative left ventricular ejection fraction (gray line, actuarial survival of general population matched by age and sex). EF, Ejection fraction. The Journal of Thoracic and Cardiovascular Surgery 2007 133, 995-1003DOI: (10.1016/j.jtcvs.2006.10.023) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions
Figure 3 Freedom from reoperation. C ring, Carpentier ring group; D ring, Duran ring group. The Journal of Thoracic and Cardiovascular Surgery 2007 133, 995-1003DOI: (10.1016/j.jtcvs.2006.10.023) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions
Figure 4 Freedom from recurrence of significant mitral regurgitation (MR; grade ≥3). C ring, Carpentier ring group; D ring, Duran ring group. The Journal of Thoracic and Cardiovascular Surgery 2007 133, 995-1003DOI: (10.1016/j.jtcvs.2006.10.023) Copyright © 2007 The American Association for Thoracic Surgery Terms and Conditions