Table 1.

Eligibility criteria

	Include	Exclude
Population	Participants aged over 65 with frailty (include ‘older’, ‘elderly’, ‘senior’, ‘geriatric’) Receiving care in inpatient hospital settings	Younger participants People without frailty Community settings Hospice or rehabilitation settings Outpatient clinics
Intervention	Patient-reported outcome measure
Outcome	Multidimensional health-related quality of life Acute, emergency, or urgent healthcare outcomes
Publication	2010 onwards English language Peer-reviewed	Conference abstracts where no full paper has been published