The validity of the MacNew Quality of Life in heart disease questionnaire

Table 4 Correlations between MacNew factors and SF-36 scales.

	Scales	GH	PF	RP	RE	SF	BP	VT	MH
Proposed factors of MacNew	Emotion	0.55	0.54	0.42	0.57	0.51	0.27	0.57	0.85
	Restrictions	0.18	0.39	0.56	0.21	0.55	0.33	0.36	0.30
	Physical symptoms	0.54	0.68	0.51	0.32	0.53	0.60	0.70	0.50
	Perception of others	0.30	0.33	0.37	0.41	0.46	0.32	0.28	0.52
	Social functioning	0.40	0.50	0.59	0.28	0.83	0.37	0.47	0.43
Existing factors of MacNew	Social functioning	0.37	0.42	0.48	0.39	0.64	0.36	0.34	0.51
	Physical functioning	0.36	0.56	0.56	0.25	0.62	0.48	0.50	0.39
	Emotion	0.48	0.47	0.46	0.44	0.46	0.34	0.63	0.74

All correlations above an absolute value of 0.16 were statistically significant at the 5% level. GH = General health; PF = Physical functioning; RP = Role physical; RE = Role emotional; SF = Social functioning; BP = Bodily pain; VT = Vitality; MH = Mental health

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