Values are expressed as mean±standard deviation, median [interquartile range] or number (%). Abbreviations: No= Number, AVR= Aortic Valve Replacement, AVA= Aortic Valve Area, SVI= Stroke Volume Index, LVEF= Left Ventricle Ejection Fraction, LFLGAS= Low-Flow, Low-Gradient Aortic Stenosis, CAD= Coronary Artery Disease, MCD= Multivessel Coronary Disease, RCS= Retrospective Cohort Study, MPOS= Multicenter Prospective Observational Study, ROS= Retrospective Observational Study. * maximum follow up, †mild symptoms, ‡ moderate/severe symptoms.