Fig. 4. The boxplots comparing the gait speed distribution between the clinic and home for all the patients.

(a) The percentage of the difference between clinic and home for preferred gait speeds ${\mu }_1$and ${\mu }_2$, (b) the area under the ROC curve (AUC) of ${\mathrm{CDF}}_{\mathrm{clinic}}$ versus ${\mathrm{CDF}}_{\mathrm{home}}$: Center line: median; box limits: upper and lower quartiles; whiskers: 1.5 × interquartile range.