Table 2 Search strategy for PubMed

“informal care*” OR “family care*” OR caregiver* OR carer* OR “spousal care*”

caregiving OR eldercare OR gerontolog* OR geriatric* OR ageing OR aging OR aged OR seniors

gender* OR “gender role*” OR “gender norm*” OR “gender relation*” OR “gender identit*” OR “gender continuum” OR feminin* OR masculin* OR “biological sex”

“qualitative research” OR “feminist research” OR phenomenology OR “phenomenological research” OR ethnography OR “action research” OR “grounded theory” OR “ethnographic research” OR “case study research” OR “narrative research” OR “qualitative study”