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Hannan Risk Index Calculator
Hannan Risk Index: Explanation and Clinical Context The Hannan Risk Index is a validated scoring system to predict in-hospital mortality for patients undergoing coronary artery bypass grafting (CABG). It combines patient-specific factors such as age, history of myocardial infarction, diabetes mellitus, left ventricular function, number of diseased vessels, and urgency of surgery into a single additive score. Higher s