Table 2 Eligibility criteria for papers to be included in synthesis

Participants

To be eligible for inclusion in this review, studies must describe:· Adults (18+)· Lived experience (current or past) that is the subject of the individuals involvement in the research (i.e., homelessness, substance use disorder, incarceration, sex workers [12]· Involvement of individuals with lived experience is in an ‘informing the research’ capacity (e.g., advisory group/co-research), not a participant capacity· OR researchers reflections on involving people with lived experience in their work

Types of studies

· Original, peer-reviewed articles

· Non-peer reviewed papers e.g., dissertations, grey literature, other non-peer reviewed guides

· Papers conducted using any qualitative methodology

Outcomes

Any formal or informal exploration of best-practice methods, guidance, recommendations, barriers, or facilitators for involving individuals with lived experience in palliative and EOL research. This can be from the perspective of researchers, or lived experience (LE) contributors

Publication characteristics

· English language

· 10 years (i.e., January 2012–August 2022)