. Author manuscript; available in PMC: 2021 May 1.

Published in final edited form as: J Pain. 2019 Sep 18;21(5-6):557–569. doi: 10.1016/j.jpain.2019.09.003

Table 3.

Contribution of 17-item OSPRO-YF Factor Sub-Scores to Pain, Disability, and Quality of Life Measure Scores

Average Daily Pain	Model		Independent Variables	df1, df2	B (Unstandardized Coefficient)	β (Standardized Coefficient)	p-value
	Base Model R²=0.22	Block 1	Catastrophizing Factor	4, 435	0.593	0.373	<0.001^*
			Negative Mood Factor		−0.192	−0.060	0.168
			Fear Avoidance Factor		−0.101	−0.063	0.176
			Positive Affect/Coping Factor		−0.253	−0.220	<0.001^*
	Interaction Model: No significant interactions

Disability	Model		Independent Variables	df1, df2	B	β	p-value
	Base Model R²=0.37	Block 1	Catastrophizing Factor	4, 435	0.108	0.403	<0.001^*
			Negative Mood Factor		−0.035	−0.065	0.097
			Fear Avoidance Factor		0.046	0.172	<0.001^*
			Positive Affect/Coping Factor		−0.044	−0.227	<0.001^*
	Interaction Model: No significant interactions

Mental Quality of Life	Model		Independent Variables	df1, df2	B	β	p-value
	Base Model R²=0.37	Block 1	Catastrophizing Factor	4, 435	−0.789	−0.323	<0.001^*
			Negative Mood Factor		−1.547	−0.318	<0.001^*
			Fear Avoidance Factor		0.189	0.077	0.067
			Positive Affect/Coping Factor		0.411	0.233	<0.001^*
	Interaction Model: No significant interactions

Physical Quality of Life	Model		Independent Variables	df1, df2	B	β	p-value
	Base Model R²=0.24	Block 1	Catastrophizing Factor	4, 435	−0.724	−0.319	<0.001^*
			Negative Mood Factor		0.626	0.138	0.001^*
			Fear Avoidance Factor		−0.169	−0.073	0.109
			Positive Affect/Coping Factor		0.410	0.249	<0.001^*
	Interaction Model: No significant interactions

significant (alpha=0.01)