Cognitive deficit after aortic valve replacement Daniel Zimpfer, MS, Martin Czerny, MD, Juliane Kilo, MD, Marie-Theres Kasimir, MD, Christian Madl, MD, Ludwig Kramer, MD, Georg M Wieselthaler, MD, Ernst Wolner, MD, Michael Grimm, MD The Annals of Thoracic Surgery Volume 74, Issue 2, Pages 407-412 (August 2002) DOI: 10.1016/S0003-4975(02)03651-2
Fig 1 P300 auditory evoked potentials: graph shows serial assessments of cognitive brain function by P300 auditory evoked potentials. The solid line represents coronary artery bypass graft surgery patients, the dotted line aortic valve replacement patients. ∗p < 0.05 compared with preoperative values. †p < 0.05 within the two groups. The Annals of Thoracic Surgery 2002 74, 407-412DOI: (10.1016/S0003-4975(02)03651-2)