 To ensure compliance to the intervention, one staff member at each psychogeriatric ward became an ambassador of MDC, responsible for implementation at their ward. Process evaluations were administered for nursing staff and caregivers every three months to measure the extent of implementation. These process evaluations consisted of structured interviews and questionnaires. Questionnaires were completed by nursing staff and family caregivers every three months. Structured interviews were conducted with members of a multidisciplinary focus group after three and nine months. The focus group consisted of 12 professionals; nurses, activity leaders, heads of the departments, ambassadors, a physiotherapist and an occupational therapist. The process evaluations focused on the following elements: 