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Table 4 Correlation between the raw score (sum of 4 items) and NYHA with fatigue scale, the daily physical activity, the 4 physical sub-dimensions (physical function, role physic, pain and health perception) and the general physical function of Short Form 36

From: Indirect calibration between clinical observers - application to the New York Heart Association functional classification system

  Raw Score NYHA
Fatigue scale 0.36 0.42
Total physical activity (mets) -0.02 -0.02
General physical health (SF36) -0.40 -0.40
   Physical function -0.33 -0.36
   Role physical -0.27 -0.30
   Bodily pain -0.35 -0.38
   General health perception -0.47 -0.44