Valve Replacement for Severe Aortic Stenosis With Low Transvalvular Gradient and Left Ventricular Ejection Fraction Exceeding 0.50 Giuseppe Tarantini, MD, PhD, Elisa Covolo, MD, Renato Razzolini, MD, Claudio Bilato, MD, PhD, Anna Chiara Frigo, MS, Massimo Napodano, MD, Enrico Favaretto, MD, Chiara Fraccaro, MD, Giambattista Isabella, MD, Gino Gerosa, MD, Sabino Iliceto, MD, FACC, Alain Cribier, MD, FACC The Annals of Thoracic Surgery Volume 91, Issue 6, Pages 1808-1815 (June 2011) DOI: 10.1016/j.athoracsur.2011.02.057 Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions
Fig 1 Selection of the patient population. (AVA = aortic valve area; LVEF = left ventricular ejection fraction; TVG = transvalvular gradient.) The Annals of Thoracic Surgery 2011 91, 1808-1815DOI: (10.1016/j.athoracsur.2011.02.057) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions
Fig 2 Kaplan-Meier estimates of the probability of survival are shown according to aortic valve replacement (AVR) in the (A) overall study population and in (B) propensity-matched patients according to (C) AVR with (+) or without (–) coronary artery bypass grafting (CABG). The Annals of Thoracic Surgery 2011 91, 1808-1815DOI: (10.1016/j.athoracsur.2011.02.057) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions
Fig 3 Changes in (A) New York Heart Association functional class symptoms (p = 0.003) and (B) Canadian Classification Society Class symptoms (p < 0.0001) in the 53 patients who underwent operations. The Annals of Thoracic Surgery 2011 91, 1808-1815DOI: (10.1016/j.athoracsur.2011.02.057) Copyright © 2011 The Society of Thoracic Surgeons Terms and Conditions