The Malay version of SF-36 health survey instrument: testing data quality, scaling assumptions, reliability and validity in post-coronary artery bypass grafting (CABG) surgery patients at the National Heart Institute (Institut Jantung Negara—IJN), Kuala Lumpur

Table 3 Malay SF-36: item-scale correlations

Scale	Item
PF	PF1	PF2	PF3	PF4	PF5	PF6	PF7	PF8	PF9	PF10
	0.494**	0.702**	0.732**	0.764**	0.770**	0.735**	0.790**	0.810**	0.828**	0.540**

RP	RP1	RP2	RP3	RP4
	0.709**	0.847**	0.848**	0.842**

BP	BP1	BP2
	0.941**	0.911**

GH	GH1	GH2	GH3	GH4	GH5
	0.501**	0.334**	0.441**	0.204**	0.488**

VT	VT1	VT2	VT3	VT4
	0.443**	0.450**	0.527**	0.560**

SF	SF1	SF2
	0.500**	0.539**

RE	RE1	RE2	RE3
	0.859**	0.867**	0.638**

MH	MH1	MH2	MH3	MH4	MH5
	0.612**	0.597**	0.323**	0.549**	0.289**

PF Physical Functioning, RP role limitations due to Physical Health, RE role limitations due to Emotional Problems, VT Vitality, MH Mental Health, SF Social Functioning, BP Bodily Pain, GH General Health
^**Spearman correlation is significant at the 0.01 level (2-tailed)

ISSN: 1477-7525