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1,329 calculators and references across 60 specialties, with formula confidence shown up front.

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MADIT-CRT Response Calculator

MADIT-CRT Response Score: Explanation and Clinical Context The MADIT-CRT Response Score is a clinical tool developed to predict the likelihood of a favorable response to cardiac resynchronization therapy with defibrillator (CRT-D) in patients with heart failure and mild symptoms. The score is based on seven baseline clinical and echocardiographic variables: female sex, non-ischemic etiology, left bundle branch block

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MADIT-II Risk Model (ICD Benefit Prediction) Calculator

MADIT-II Risk Model: Explanation and Clinical Context The MADIT-II Risk Model is a validated tool to estimate the potential survival benefit of an implantable cardioverter-defibrillator (ICD) in patients with prior myocardial infarction and reduced left ventricular ejection fraction (LVEF <30%). It incorporates clinical variables including age, NYHA class, QRS duration, serum creatinine, history of myocardial infarct

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MIRACLE Score (CRT Response) Calculator

MIRACLE Score: Explanation and Clinical Context The MIRACLE Score is a validated scoring system designed to predict the likelihood of a positive response to Cardiac Resynchronization Therapy (CRT) in patients with advanced heart failure. It incorporates clinical and echocardiographic variables including age, QRS duration, ischemic etiology, left ventricular ejection fraction (LVEF), and NYHA functional class. The tot