Health and Quality of Life Outcomes

Table 3 Adjusted principle component analysis for the SC-SFI

From: Cross-cultural validation of simplified Chinese version of spine functional index

	Item distracted indices			Item loading
	Total (n = 271)	Neck pain (n = 118)	Back pain (n = 142)	Total (n = 271)	Neck pain (n = 118)	Back pain (n = 142)
Item 1	0.61	0.74	0.61	0.49	0.53	0.48
Item 2	0.52	0.61	0.71	0.44	0.13	0.32
Item 3	0.59	0.76	0.67	0.69	0.57	0.60
Item 4	0.55	0.64	0.68	0.46	0.47	0.33
Item 5	0.67	0.67	0.65	0.64	0.67	0.35
Item 6	0.69	0.40	0.66	0.36	0.36	0.45
Item 7	0.57	0.74	0.76	0.52	0.49	0.55
Item 8	0.64	0.74	0.69	0.35	0.20	0.34
Item 9	0.73	0.76	0.56	0.57	0.77	0.70
Item 10	0.60	0.75	0.65	0.75	0.77	0.67
Item 11	0.65	0.68	0.59	0.71	0.39	0.48
Item 12	0.56	0.50	0.59	0.34	0.67	0.51
Item 13	0.53	0.58	0.64	0.56	0.73	0.49
Item 14	0.55	0.73	0.76	0.59	0.55	0.55
Item 15	0.59	0.71	0.60	0.47	0.39	0.49
Item 16	0.71	0.59	0.57	0.41	0.50	0.47
Item 17	0.57	0.65	0.66	0.54	0.47	0.57
Item 18	0.59	0.71	0.61	0.48	0.53	0.44
Item 19	0.53	0.70	0.66	0.52	0.44	0.54
Item 20	0.59	0.56	0.66	0.65	0.64	0.57
Item 21	0.73	0.79	0.66	0.69	0.72	0.63
Item 22	0.61	0.65	0.65	0.71	0.74	0.67
Item 23	0.74	0.70	0.73	0.69	0.64	0.70
Item 24	0.76	0.77	0.73	0.59	0.53	0.54
Item 25	0.51	0.69	0.55	0.62	0.44	0.67

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ISSN: 1477-7525

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