Fig. 4From: Pain self-management plus activity tracking and nurse-led support in adults with chronic low back pain: feasibility and acceptability of the problem-solving pain to enhance living well (PROPEL) interventionSubject trajectories and mean curves of Fitbit and Godin-Leisure physical activity measurements. (A) Weekly average MET during the effective wearing time of each participant. (B) Longitudinal Godin-Leisure activity scores of each participant. Each trajectory represents one participant’s longitudinal measurements during the PROPEL study, and the blue curves represent the average level of all participantsAbbreviations: MET, metabolic equivalent; PROPEL, Problem-Solving Pain to Enhance Living WellBack to article page