Table 4.

Difference between mean outcome measure scores of patients in two arms of trial from repeated measures analysis of covariance after adjustment for baseline score

Outcome measure	Differences for combined follow up period (95% CI)	P value
Hospital anxiety and depression scale
Anxiety	−1.9 (−3.0 to −0.7)	0.002
Depression	−0.9 (−1.9 to 0.2)	0.116
DUKE-UNC functional social support scale
Confidant support	−0.9 (−2.4 to 0.6)	0.221
Affective support	−0.3 (−1.2 to 0.7)	0.594
COOP/WONCA functional health assessment chart
Pain	−0.5 (−0.8 to −0.1)	0.005
Physical fitness	−0.3 (−0.6 to 0.05)	0.098
Feelings	−0.5 (−0.8 to −0.2)	0.003
Daily activities	−0.5 (−0.8 to −0.2)	0.001
Social activities	−0.3 (−0.6 to 0.1)	0.195
Change in health	−0.3 (−0.6 to −0.03)	0.030
Overall health	−0.4 (−0.7 to −0.1)	0.003
Delighted-terrible faces	−0.5 (−0.9 to −0.1)	0.006