(a)
(b)
(c)
(d)
Figure 2: Mean changes in depression, anxiety, and stress scores at 12 and 24 weeks. The values shown are unadjusted means; I bars indicate 95% confidence intervals. values assess difference in mean scores at 12 and 24 weeks, after adjusting for baseline. CES-D = Center for Epidemiologic Studies Depression Scale 10. DASS = Depression Anxiety Stress Scale 21.