F: Female; M: Male; IABP: Intra-aortic balloon pump; CPB: Cardiopulmonary bypass; MAP: Mean arterial pressure; LVEF: Left ventricular ejection fraction; ACE-I: Angiotensin-converting enzyme inhibitor; STEMI: ST-elevation myocardial infarction; NSTEMI: Non-ST-elevation myocardial infarction; AVR: Aortic valve replacement; MVR: Mitral valve replacement; CABG: Coronary artery bypass graft. Here, ACE is linked to ST Elevation Myocardial Infarction.