Table 1.

Search strategy

PICO categories	Search terms*
Population: family caregivers of older adults with dementia	1. caregivers/
	2. family/or adult children/ or exp family characteristics/ or exp nuclear family/
	3. 1 and 2
	4. (caregiver* or care giver* or carer*).mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	5. (family or families or relative* or father* or mother* or sibling* or parent* or spouse* or husband* or wife or wives).mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	6. 4 and 5
	7. 3 or 6 [FAMILY CAREGIVERS]
	8. exp aged/or exp “aged, 80 and over”/or exp frail elderly/ or exp middle aged/
	9. (elder* or frail elder* or older adult* or middle age* or senior or seniors).mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	10. 8 or 9
	11. exp dementia/or exp aids dementia complex/or exp Alzheimer disease/or exp dementia, vascular/or exp dementia, multi-infarct/or exp diffuse neurofibrillary tangles with calcification/or exp frontotemporal lobar degeneration/or exp frontotemporal dementia/ or exp “pick disease of the brain”/or exp primary progressive nonfluent aphasia/
	12. (dementia*).mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	13. 11 or 12
	14. 10 and 13 [OLDER ADULTS and DEMENTIA]
Outcome: needs of family caregivers	15. exp health personnel/or exp physical needs, psychological/or exp harm reduction/or exp mental health/or exp accident prevention/or exp safety/or exp patient safety/
	16. exp respite care/ or exp time/
	17. (need* or help or solution* or security or information or care or fund* or finance* or surveil*).mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	18. 15 or 16 or 17 [OUTCOME]
	19. 7 and 14 [FAMILY CAREGIVERS and OLDER ADULTS and NCDs]
	20. 18 and 19 [FAMILY CAREGIVERS and OLDER ADULTS and NCDs and OUTCOME]
Limited to study design: systematic reviews	21. systematic review*.mp. [mp = title, abstract, original title, name of substance word, subject heading word, floating sub-heading word, keyword heading word, organism supplementary concept word, protocol supplementary concept word, rare disease supplementary concept word, unique identifier, synonyms]
	22. 20 and 21

GSS *mp, pt, tw are abbreviations identifying specific fields in the OVID™ MEDLINE database—e.g., mp = title, abstract, original title, subject heading word, keyword heading word, unique identifier. The/after each term is used in OVID™ MEDLINE for a MESH term search; the ‘exp’ abbreviation signifies the automatic expansion of a MeSH term to its sub-headings