| T0 | During Intervention Period | T1 | T2 |
---|---|---|---|---|
Primary outcomes | ||||
 Student observer/ PWD |  | INTERACT Observation Scale (Session 1 and 8) |  |  |
 Independent assessor | QUALIDEM |  | QUALIDEM | QUALIDEM |
Secondary outcomes | ||||
 PWD |  | SFAS (1st and 4th intervention week) |  |  |
 Independent assessor | NPI-Q |  | NPI-Q | NPI-Q |
 (In)formal carer (experimental/control) | TOPICS-MDS ADQ IRI |  | ADQ IRI |  |
 (In)formal carer (experimental only) |  |  | SUS |  |
 Informal carer only | TOPICS-MDS SSCQ |  | SSCQ | SSCQ |