Health-care utilization of patients with chronic back pain before and after rehabilitation

Table 4 Differences in pain intensity, function and disability, coping, health-related quality of life and sick leave before and after rehabilitation

	Differences in raw score	Cohens d
FESV helplessness and depression	1.58***	.37
FESV anxiety	1.19***	.32
FESV anger	1.03***	.21
FESV action planning	−0.97***	.24
FESV cognitive restructuring	−0.98***	.22
FESV experience of competency	−0.54***	.13
FESV mental distraction	−0.95***	.20
FESV countersteering activities	−0.49***	.01
FESV rest and relaxation	−1.95***	.43
SF-12 PC	−2.30***	.29
SF-12 MC	−2.37***	.31
VAS pain intensity	10.94***	.60
ODI	4.43***	.53
Days on sick leave	14.61***	.27

Range: FESV 4–24; helplessness and depression and anger 5–30; Range SF12, ODI, VAS: 0–100. Positive differences in VAS, ODI, days on sick leave and FESV helplessness and depression, anger and anxiety indicate an improvement. Negative differences in FESV action planning, cognitive restructuring, experience of competencies, mental distraction, countersteering activities, rest and relaxation and SF12 indicate an improvement
***p < .001 in dependent t-test

ISSN: 1472-6963