Figure 3.

Change in assessment scores from baseline to 6 weeks in the LBP and placebo groups.

(A) Factors measured by the HAMD-24. (B) Secondary outcomes. Results are presented as the change (95% CI) in measurement scores based on the estimated marginal mean from the baseline assessment to that at 6 weeks (baseline score minus that at 6 weeks). Error bars represent the 95% CI of the mean. BDI-II: Beck Depression Inventory-II; CI: confidence interval; HAMD-24: Hamilton Depression Rating Scale; Kessler: The Kessler Psychological Distress Scale; PSQI: The Pittsburgh Sleep Quality Index; SCARED: Screen for Child Anxiety-Related Emotional Disorders.