Ethical considerations
Before approaching senior participants with disabilities, permissions were obtained from the participating residential institutions. To protect data integrity and respect participant privacy, all measurements were collected after obtaining signed consent for participation. Participants were also informed that no direct benefits were derived from voluntarily participating in this study, other than the three dollars (USD) of appreciation, as well as no known serious risks related to participation. Confidentiality was assured be ensured through the use of anonymizing techniques. Instant feedbacks after every session and preliminary results of this study were reported in anonymity at the group level to administration teams of participating institutions.