Primary and secondary outcome measures: Quality of life in late stage dementia (QUALID), QUALIDEM, EQ-5-D; Neuropsychiatric Inventory - NH edition (NPI-NH); Activities of Daily Living (ADL); Cornell; Mobilization - Observation - Behaviour - Intensity - Dementia 2 (MOBID-2); drug use; drug-related problems, START; STOP; cost-utility analysis (RUD-FOCA); hospital admission; and mortality, ActiWatch; Log registration of NH activities; Relatives satisfaction with conducted KOSMOS elements