Gameren, M. van

patient model surgery valve score mortality heart euroscore aortic study disease procedure valve surgery 8-3-2011 thesis.indb outcome population syntax score result aortic valve replacement adult table artery factor syntax risk stratification models chapter group performance variable survival replacement stenosi stratification aortic stenosis risk factors complication heart disease thorac analysis state calibration risk models number european aristotle score heart valve surgery blood characteristic system stent protocol regression surgeon preoperative ann thorac surg treatment hospital blood loss value repair euroscore model aristotle heart surgery intervention 1.0 quality society figure trial difference center artery disease sts score atrioventricular septal defect prediction cohort probability method creatinine