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Receiver operating characteristic to predict symptoms. Model 1: end-systolic wall stress. Model 2: age, gender and aortic valve area index. Model 3: Model 1+additional echocardiographic variables (relative wall thickness, mitral valve deceleration time, tricuspid regurgitation and global longitudinal strain). Model 4: Model 2+MRI variables (LV end-diastolic volume index and LV mass index) and end-systolic wall stress. AUC, area under the curve; LV, left ventricle.
