Table 2. Key words used in structured searches of bibliographic databases.

Subject area	Search terms
Older people	Elder/elderly, old/older, aged, senior
AND
Day care / service / centre	Day centre/er, senior centre/er, day care, day care + care home / nursing home
AND
Commissioning, referring/signposting, staff/volunteers/managers, role, outcomes, which older people attend	Commissioning: Fund(ing), Commission*, Purchas* Referrers/signposters: Referr*, Signpost* Staff/volunteers/managers: Staff, Volunteer, Manager Carers: Care, Carer, Caregiver, Relative, Family Role / purpose / outcomes: Purpose, Role, Outcome, Impact Which older people? User profile, Attendees, Clients, Clientele, Patients, Service user
NOT
Exclusions	Child*, Paediatric, Day hospital*, Palliative, Hospice

Where * denotes alternative word endings