Inclusion Criteria:  Inclusion criteria for wheelchair users were being a person with a mobility limitation requiring a wheelchair as a primary means of personal mobility, waiting to receive a new wheelchair from any of the participating wheelchair service delivery centers, 18-years of age or older, had the cognitive and verbal abilities required to respond to the study questions or a proxy who could respond on his or her behalf, and had access to a cellphone. Inclusion criteria for caregivers were being a person assisting the wheelchair user with activities of daily living (ADL), 18-years of age or older, being the primary caregiver and willing to participate in the study.  Exclusion Criteria:  Wheelchair users who required postural support to sit upright were excluded.