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Purpose: Functional mobility is necessary to perform activities of daily living and for community participation for everyone, but especially important for persons with disabilities (PWD). Therefore, functional mobility requires reliable measurement of consumer satisfaction and functional changes. The functional mobility assessment (FMA) instrument is a self-report outcomes tool designed to measure effectiveness of wheeled mobility and seating (WMS) interventions for PWD. This study examined the test-retest reliability of the FMA, and the stability of self-reported performance items.

Method: A repeated-measures cohort study was conducted at the Center for Assistive Technology, at the University of Pittsburgh Medical Center. Participants (n = 41) completed an initial FMA questionnaire, and were re-administered the questionnaire within 7–21 days of the first questionnaire completion. The study sample included 20 …