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Comparison of ACCF/AHA Stages of HF and NYHA Functional Classifications

Comparison of ACCF/AHA Stages of HF and NYHA Functional Classifications
ACCF/AHA stages of HF NYHA functional classification
A At high risk for HF but without structural heart disease or symptoms of HF None
B Structural heart disease but without signs or symptoms of HF I No limitation of physical activity. Ordinary physical activity does not cause symptoms of HF.
C Structural heart disease with prior or current symptoms of HF I No limitation of physical activity. Ordinary physical activity does not cause symptoms of HF.
II Slight limitation of physical activity. Comfortable at rest, but ordinary physical activity results in symptoms of HF.
III Marked limitation of physical activity. Comfortable at rest, but less than ordinary activity causes symptoms of HF.
IV Unable to carry on any physical activity without symptoms of HF, or symptoms of HF at rest.
D Refractory HF requiring specialized interventions IV Unable to carry on any physical activity without symptoms of HF, or symptoms of HF at rest.
ACCF: American College of Cardiology Foundation; AHA: American Heart Association; HF: heart failure; NYHA: New York Heart Association.
Reproduced from: Yancy CW, Jessup M, Bozkurt B, et al. 2013 ACCF/AHA guideline for the management of heart failure: A report of the American College of Cardiology Foundation/American Heart Association Task Force on practice guidelines. J Am Coll Cardiol 2013; 62:e147. Table used with the permission of Elsevier Inc. All rights reserved.