Table 1.

Selection criteria

Inclusion criteria:

Exclusion criteria

Topics: decision-making capacity regarding medications/pharmacological treatment/healthcare Population: mental health/illness, psychiatric disorders/psychosis/schizophrenia/bipolar disorder Type of study: any review of the literature with a quantitative synthesis of results Language of publication: English. Setting: any (inpatient, outpatient, forensic)

Animals, in-vitro, or other types of pre-clinical study Studies on dementia, depression, Down syndrome, attention deficit- hyperactivity disorders, autism spectrum disorders, learning-, sleep-, eating-hoarding-, gambling- personality- or dissociative disorders Studies of decision-making in presence of tumours of the central nervous system; cognition deficits occurring in the context of progressive chronic diseases (e.g., multiple sclerosis, cardiovascular, respiratory, infection diseases) Studies solely of the healthcare decision-making of professionals and carers of persons with mental disorders Studies on health- and social-care services provision planning Studies on factors determining healthcare decision-making capacity Studies on shared decision making (decisional capacity not assessed) Studies on interventions devoted to improving decision-making capacity in mental disorder patients (decisional capacity not assessed) Studies on capacity to consent to research Intellectual, developmental and learning disability studies New-borns, infants, children or adolescent studies Tool studies Clinical practice guidelines Conceptual model studies