Reference
HF-ACTION Risk Calculator
Age (years) Sex (0 = female, 1 = male) Left Ventricular Ejection Fraction (LVEF %) NYHA Functional Class (II=2, III=3, IV=4) Baseline Exercise Duration (minutes) Baseline Kansas City Cardiomyopathy Questionnaire (KCCQ) Symptom Stability Score (0-100) Serum Blood Urea Nitrogen (BUN) – mg/dL HF-ACTION Predictive Risk Score Model: Explanation and Clinical Context The HF-ACTION Predictive Risk Score Model was derived fro