Quantitative (observational and interventional) and qualitative studies addressing end-of-life care preferences from the patient’s perspective

Age: average/median age of 60 or older, geriatric patients, elderly patients

Multimorbidity: two or more simultaneous chronic conditions

Setting: We will not apply restrictions to geographical location, country or healthcare context

No restrictions to the date of publication or language of the study

Case reports

Articles without details of methods

• Conference abstracts

• Narrative reviews

• Editorials

Studies investigating preferences for or against interventions that are not generally available or only legal in limited contexts (eg, euthanasia)

Studies only addressing preferences of caregivers, family members and healthcare professionals

Population-based studies (public health perspective)