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A Bland–Altman plot indicating individual changes in daily step activity, measured by mean gait cycles (GCs) per hour between pretreatment (m1) and follow-up measurements (m2). The mean difference (m2 − m1) was +7.9 ± 106.9 GCs/h. A mark above the mean indicates greater step activity during the second measurement. The dashed lines represent means for differences ±2 SD
