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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: J Pain. 2008 Jun 12;9(9):863–871. doi: 10.1016/j.jpain.2008.04.008

Table 2.

Relationship between change in pain interference with changes in pain and psychosocial variables (N = 40).

Variables Total R2 R2 change F change β
Change in pain intensity
1. Changes in Cognition and Coping Variables 0.17 0.17 3.78*
 SOPA Control -.30 †
 CPCI Exercise -.17
Change in pain interference (BPI interference)
1. Change in Pain Intensity 0.26 0.26 12.44*** .32*
2. Changes in Cognition and Coping Variables 0.50 0.25 5.48**
 SOPA Control -.34*
 CPCI Exercise -.04
 Castastrophizing .33*
Change in psychological functioning (SF-36 MH)
1. Change in Pain Intensity 0.01 0.01 0.54 .12
2. Changes in Cognition and Coping Variables 0.50 0.49 4.35**
 SOPA Control .42*
 SOPA Harm -.12
 SOPA Disability -.18
 CPCI Exercise -.07
 CPCI Relaxation .05
 CPCI Pacing .15
 Catastrophizing -.35*

.05 < † < .10;

*

p < .05;

**

p < .01;

***

p < .001.