Medline search terms
frail or elderly or “frail elderly” or seniors or “senior citizen*” or elder* or older
	AND
“advance* care plan*” or “advance* directive*” or exp patient care planning/ or“anticipatory care” or “preferred place of care”		“end of life” or “end-of-life” or palliative or terminal
	OR
		AND
		discuss or discussions or conversation* or exp decision making/ or exp treatment refusal/
CINAHL search terms
frail OR elderly OR “frail elderly” OR seniors OR “senior citizen*” OR elder* or older
	AND
“advance* care plan*” or “advance* directive*” or exp patient care plans/ or “anticipatory care” or “preferred place of care”		“end of life” or “end-of-life” or palliative or terminal
	OR
		AND
PsychINFO search terms		discuss or discussions or conversation* or exp decision making/ or exp treatment refusal
frail OR elderly OR “frail elderly” OR seniors OR “senior citizen*” OR elder* or older
	AND
“advance* care plan*” or “advance* directive*” or exp patient care plans/ or “anticipatory care” or “preferred place of care”		“end of life” or “end-of-life” or palliative or terminal
	OR
		AND
		discuss or discussions or conversation* or exp decision making/ or exp treatment refusal
ASSIA search terms
frail OR elderly OR “frail elderly” OR seniors OR “senior citizen*” OR elder* or older
	AND
“advance* care plan*” or “advance* directive*” or SU.EXACT.EXPLODE(“Care plans”) or “anticipatory care” or “preferred place of care”		“end of life” or “end-of-life” or death or dying or palliative or terminal
	OR
		AND
		discuss or discussions or conversation* or SU.EXACT.EXPLODE(“Decision making”) or “treatment refusal”