Table 2.
Characteristics of studies included in the scoping review
| Lead author name | Publication date | Setting | Type of decision | Self or proxy decision | Outcome domains |
|---|---|---|---|---|---|
| Juraskova et al. [42] | 2015 |
Oncology Australia and New Zealand |
Participation in breast cancer trial | Self | Anxiety/depression; attitudes towards participating; decisional conflict; involvement preferences; actual (objective) understanding; perceived (subjective) understanding |
| Politi et al. [43] | 2016 |
Oncology USA |
Participation in cancer trial (multiple cancers and trials) | Self | Clarity of opinion about participating; decision readiness; decisional conflict; intent to participate; knowledge; self-efficacy |
| Sundaresan et al. [44] | 2017 |
Oncology Australia and New Zealand |
Participation in prostate cancer trial | Self | Anxiety/depression; decisional regret; decisional conflict; knowledge |
| Robertson et al. [45] | 2019 |
Oncology Australia |
Participation in acute lymphoblastic leukaemia trial (children and young people) | Self | Acceptability of DA; decisional conflict; emotional safety; feasibility; involvement in decision-making; knowledge |
| Cox et al. [32] | 2012 |
Intensive care USA |
Prolonged mechanical ventilation provision in critical illness | Proxy | Acceptability of DA; conflict with physicians; decisional conflict; feasibility; physician-surrogate discordance; quality of communication; trust in physician; comprehension of relevant information |
| Einterz et al. [33] | 2014 |
Nursing homes USA |
Treatment decisions for person with advanced dementia | Proxy | Clinician–surrogate concordance; involvement in decision-making; knowledge; quality of communication; satisfaction with care |
| Hanson et al. [34] | 2011 |
Nursing homes USA |
Feeding options in advanced dementia | Proxy | Clinician–surrogate concordance; decisional regret; frequency of communication with health care providers; involvement in decision-making; knowledge |
| Snyder et al. [35] | 2013 |
Nursing homes USA |
Feeding options in advanced dementia | Proxy | Decisional conflict; knowledge |
| White et al. [39] | 2012 |
Intensive care USA |
Decisions about treatment options in critical illness | Proxy | Acceptability of DA; decisional confidence; feasibility; perceived effectiveness of DA; quality of communication; self-efficacy |
| Cox et al. [40] | 2019 |
Intensive care USA |
Decision about prolonged mechanical ventilation provision in critical illness | Proxy | Anxiety/depression; clinician–surrogate concordance; decisional conflict; perception of care centeredness; quality of communication; comprehension of relevant information |
| Hanson et al. [41] | 2017 |
Nursing homes USA |
Treatment decisions for person with advanced dementia | Proxy | Advance Care Planning problem score; satisfaction with decision; decisional conflict; involvement in decision-making; quality of communication; satisfaction with care |
| Lord et al. [36] | 2017 |
Memory clinics UK |
Dementia family carers deciding about place of care | Proxy | Acceptability of DA; anxiety/depression; decisional conflict |
| Malloy-Weir and Kirk [37] | 2017 |
Nursing homes Canada |
Initiation of antipsychotic medications for person with dementia | Proxy | Satisfaction with decision; decisional conflict; knowledge |
| Mitchell et al. [38] | 2001 |
Acute care Canada |
Placement of a percutaneous endoscopic gastrostomy tube for older adult > 65 with cognitive impairment | Proxy | Acceptability of DA; decisional conflict; knowledge |