EuroQoL EQ-5D-3L: Estimated marginal mean scores over time for the immediate treatment group (ITG) and wait-list control (WLC) group, based on results of the linear mixed model analyses. These analyses indicated that the EuroQol EQ-5D-3 L scores significantly improved at all time points when compared to baseline result at T0 in the ITG (p<0.005). In the WLC group, this significant improvement was observed as from T1 and was maintained until 12 months of follow-up when compared to baseline result at T0 (p<0.005).
Legend: blue = immediate treatment group; red = wait-list control group. Error bars present 95% confidence interval for estimated marginal mean.
Abbreviations: EuroQol EQ-5D-3L: instrument including 5 dimensions (mobility, self-care, usual activities, pain/discomfort, anxiety/depression) with 3 levels of severity (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.).