Table 4.

Mechanism of impact: facilitators and barriers.

Factor	Facilitators	Barriers
MCsa	An MC with a robot would be interesting (M1b) The robot can be attractive and change the routines of the MC (M1) Fun and promoting social interactions (M1) Engaging the person in the group could affect their mood (M1) They will have more conversations (about the robot) with their partner in the MC (M1) Helpful to relax and make jokes (M1) Fun and entertaining (M1) Helps against cognitive deterioration (M1) Helps to stay active (M1)	Will not decrease the burden on professionals/caregivers (M1, M2c) Will not decrease loneliness (M1, M2)
Other settings	Social interactions (M1) People will have more conversations (about the robot activities) with their partners at home (M1) Could be helpful for people living alone (M1, M2)	N/Ad

^aMC: meeting center.

^bM1: MC manager.

^cM2: manager/director of other care/welfare organization.

^dN/A: not applicable.