(Cost)effectiveness of timely reactivation of psychogeriatric patients suffering from psychiatric function disorders compared to usual care towards a patient-specific intervention

INTERVENTION: 1. Psychogeriatric Reactivation, inpatient interdisciplinary programme, duration three months 2. Usual care as the control condition CONDITION: Psychogeriatric patients with psychiatric function disorders. ; Mental and Behavioural Disorders ; Psychogeriatric patients with psychiatric function disorders. PRIMARY OUTCOME: Not provided at time of registration SECONDARY OUTCOME: Not provided at time of registration INCLUSION CRITERIA: Psychogeriatric patients (65+) with mild to moderate cognitive impairment and functional‐psychiatric symptoms. Eligibility criteria: 1. Mini Mental State Examination: scores >18 ‐ <27 2. Neuropsychiatric Inventory: >3 positive items 3. Barthel‐index (Activities of Daily Living): scores >5 ‐ <19 4. Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM‐IV) classification of dementia, delirium excluded