Table 1

Inclusion and exclusion criteria

Inclusion criteriaExclusion criteria
  • Concerns a peer-reviewed article.

  • Reported in English.

  • Of primary research.

  • Reporting on the quantitative primary outcome(s).

  • Of a randomised controlled trial.

  • Of a complex advance care planning intervention.

  • For chronic serious illness.

  • In a sample of adults (>18 years old).

  • Where the mechanism(s) by which the intervention is expected to generate changes in outcomes is/are described.

  • Conducted in any setting.

  • Published prior to 1 January 2010.

  • Does not state which outcome is considered the primary outcome.

  • Reports feasibility and/or satisfaction outcomes only.

  • Reports on a secondary analysis of a randomised controlled trial only.

  • Reports on a trial where advance care planning (ACP) is embedded in a broader intervention, such as palliative care interventions that also include pain or symptom management, so that it is not possible to distinguish the discrete effects of the ACP component.

  • Reports on psychiatric advance directives and/or crisis planning.

  • Reports a study protocol only.