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

1 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 (March 2011) DOI: /j.athoracsur Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

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

3 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  , DOI: ( /j.athoracsur ) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

4 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  , DOI: ( /j.athoracsur ) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions

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