Journal of Patient-Reported Outcomes

Table 6 Correlation coefficients between MOS Sleep-R and SF-36v2 standard and acute form subscales and summary measures

From: The development and validation of a revised version of the Medical Outcomes Study Sleep Scale (MOS Sleep-R)

		SF-36v2 Subscale/Index
Form	Subscale/Index	PF	RP	BP	GH	VT	SF	RE	MH	PCS	MCS
Standard	Disturbance	0.37	0.39	0.46	0.48	0.53	0.47	0.47	0.53	0.36	0.50
	Adequacy	0.24	0.26	0.37	0.43	0.61	0.37	0.33	0.49	0.26	0.47
	Somnolence	0.44	0.47	0.46	0.51	0.60	0.49	0.44	0.45	0.45	0.45
	Snoring	0.14	0.13	0.21	0.21	0.20	0.16	0.17	0.17	0.16	0.17
	SOBH	0.39	0.41	0.39	0.40	0.41	0.49	0.46	0.45	0.35	0.44
	Optimal quantity^a	0.30	0.33	0.27	0.31	0.34	0.33	0.27	0.25	0.28	0.22
	SPI-I	0.42	0.44	0.52	0.56	0.68	0.55	0.51	0.61	0.42	0.58
	SPI-II	0.43	0.45	0.52	0.57	0.68	0.56	0.53	0.62	0.43	0.60
Acute	Disturbance	0.41	0.45	0.48	0.54	0.59	0.52	0.48	0.57	0.40	0.53
	Adequacy	0.29	0.32	0.39	0.48	0.66	0.46	0.37	0.59	0.28	0.55
	Somnolence	0.44	0.49	0.44	0.56	0.64	0.54	0.47	0.53	0.43	0.52
	Snoring	0.17	0.18	0.20	0.23	0.22	0.16	0.14	0.19	0.19	0.15
	SOBH	0.36	0.41	0.39	0.44	0.44	0.47	0.42	0.44	0.35	0.43
	Optimal quantity^a	0.25	0.30	0.30	0.32	0.32	0.38	0.34	0.32	0.23	0.27
	SPI-I	0.43	0.49	0.51	0.61	0.72	0.60	0.52	0.66	0.42	0.63
	SPI-II	0.45	0.49	0.53	0.61	0.73	0.60	0.53	0.67	0.43	0.64

All coefficients were Pearson correlations except as otherwise specified
PF physical functioning, RP role physical, BP bodily pain, GH general health, VT vitality, SF social functioning, RE role emotional, MH mental health, PCS physical component summary, MCS mental component summary, SOBH awakening due to shortness of breath or headache, SPI sleep problems index
^a Coefficients were polychoric correlations

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