The study uses a single-system design to evaluate the effects of the intervention - the rebuilt ward. Both quantitative and qualitative data will be used in the evaluation. Data will be collected using questionnaires measuring dimensions of patients' well-being and experiences of the care environment, staff's experiences of work-related stress and work environment, quality of care, a device measuring physical activity, existing clinical registers and data from medical files, staff' sick leave, participant observations, and semi-structured interviews.