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

	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