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Ontario CABG Risk Score Calculator
Ontario CABG Risk Score: Explanation and Clinical Context The Ontario CABG Risk Score is a validated tool designed to estimate the risk of operative mortality in patients undergoing coronary artery bypass grafting surgery. It incorporates preoperative variables including age, sex, left ventricular ejection fraction (LVEF), history of myocardial infarction, urgency of surgery, chronic renal failure, chronic pulmonary