Table 1.

Inclusion and exclusion criteria for study selection.

	Inclusion criteria	Exclusion criteria
Study participants	People in prison, families, carers, staff and volunteers who have experience of palliative care for people in prison	Families, carers, staff and volunteers who have experience of palliative care deliver not to adult people in prison
Communication or intervention	Studies reporting models and mechanisms of palliative healthcare in prisons, including perspectives of people in prison, families, carers, staff and volunteers; conducted in high-income countries	Studies reporting chronic or life-limiting illness without describing the care model, non-prison institutions or those not catering to adult people in prison and studies focussing on specific components of palliative care without describing the overall care delivery model
Type of study	Any study reporting original, empirical data, regardless of study design.	Case reports, protocols, editorials or commentaries.
Language of study report	English	Not reported in English
Timeframe	Studies published from 1 January 2000 until the search date (15 March 2023).	Studies published before 2000.