Table 2.

Summary of differences between groups on measures of general well-being

Scale	Author (total sample size; treatment vs. control)	Difference*	95% CI
EUROQUOL Group 5-Dimension Report Questionnaire Descriptive Score	Stott et al. [73] (638; 318 vs. 320)	− 0.03*	− 0.05 to 0.00 (p = 0.05)
EUROQUOL Group 5-Dimension Report Questionnaire Visual Analogue Scale Score	Stott et al. [73] (638; 318 vs. 320)	− 1.3*	− 3.2 to 0.6
General Health Questionnaire	Jorde et al. [63] (69; 36 vs. 33)	0.70*	− 0.58 to 1.98
Medical Outcomes Study 36-item Short Form Health Survey	Reuters et al. [72] (57; 25 vs. 32)	0.30**	− 0.43 to 1.03

*Value is the difference in mean scores at final follow-up between treatment and control groups

**Value is the difference in mean variation scores from baseline to follow-up between treatment and control group