Defining Patient-Prosthesis Mismatch and Its Effect on Survival in Patients With Impaired Ejection Fraction David A. Cotoni, DO, Robert T. Palac, MD,

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Presentation transcript:

Defining Patient-Prosthesis Mismatch and Its Effect on Survival in Patients With Impaired Ejection Fraction David A. Cotoni, DO, Robert T. Palac, MD, Lawrence J. Dacey, MD, Daniel J. O'Rourke, MD The Annals of Thoracic Surgery Volume 91, Issue 3, Pages 692-699 (March 2011) DOI: 10.1016/j.athoracsur.2010.11.033 Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

Fig 1 Comparison between the indexed geometric orifice area (GOA) and effective orifice area (EOA). (PPM = patient-prosthesis mismatch.) The Annals of Thoracic Surgery 2011 91, 692-699DOI: (10.1016/j.athoracsur.2010.11.033) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

Fig 2 Risk-adjusted survival stratified by patient-prosthesis mismatch (PPM) definition. Adjusted for age, sex, diabetes, preoperative left ventricular ejection fraction, and prosthesis type. (CI = confidence interval; EOA = effective orifice area; GOA = geometric orifice area; HR = hazard ratio.) The Annals of Thoracic Surgery 2011 91, 692-699DOI: (10.1016/j.athoracsur.2010.11.033) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

Fig 3 Relationship between patient-prosthesis mismatch method and postoperative mean gradient. (A) Functional method; (B) geometric method. (EOA = effective orifice area; GOA = geometric orifice area.) The Annals of Thoracic Surgery 2011 91, 692-699DOI: (10.1016/j.athoracsur.2010.11.033) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions