Participant recruitment and retention
RECRUITMENT
Thirty-one participants who attended the memory clinic were screened for inclusion in the present pilot study, of which 21 were included in the study and provided baseline data. The reasons for exclusion at the screening stage are included in the flow diagram in Fig. 
Recruitment flow diagram. 
Participant characteristics of N = 21 participants enrolled in pilot studyData are presented as mean ± standard deviation apart from SPPB, which is presented as median (interquartile range). MMSE; Mini-Mental State Examination, SPPB; Short Physical Performance Battery MET; Metabolic equivalent* Mean ± SD for those with at least 6 valid days of data (n = 13) are 5175.2 ± 2663.0 steps per day, and 32.6 ± 1.1 MET.hour activity score