Mapping the context of sedentary behaviour (MAPS-B) using wearable sensors, indoor positioning systems, and diaries in older adults who are pre-frail and frail: A feasibility longitudinal study

Abstract Older adults who are frail are likely to be sedentary. Prior interventions to reduce sedentary time in older adults have not been successful as there is little research about the context of sedentary behaviour (posture, location, purpose, social environment). Moreover, there is limited evidence on feasible measures to assess context of sedentary behaviour in older adults. The aim of our study was to determine the feasibility of …