Low Concordance between NYHA Classification and Cardiopulmonary Exercise Test Variables in Patients with Heart Failure and Reduced Ejection Fraction.
Luiz Eduardo Fonteles RittRebeca Sadigursky RibeiroIsabela Pilar Moraes Alves de SouzaJoão Victor Santos Pereira RamosDaniel Sadigursky RibeiroGustavo Freitas FeitosaQueila Borges de OliveiraRicardo SteinEduardo Sahade DarzéPublished in: Arquivos brasileiros de cardiologia (2022)
There was a moderate association between NYHA and Weber classes, although concordance was low. Ventilatory (VE/VCO2slope) and CPET score classes had a weak association and a low concordance with NYHA classes.