Table A1.

Databases and search terms.

Databases: PubMed, Web of Science, Cinahl and PsycInfo.
Block 1: Target G roup	Block 2: Meals	Block 3: Social Aspects
Old age	Commensality	Social Engagement
Old people	Meals	Social Participation
Older people	Eating	Social Interaction
Old adults	Diet	Social Norm(s)
Older adults	Eating alone	Social Context
Elderly	Food intake	Social Environment
Aging (Only MeSH)	Dietary intake	Social Isolation
Aged (Only MeSH)	Food choice	Social Network(s)
	Food habits	Social Influence
	Social eating	Social Facilitation
	Eating behavior	Social Modeling
	Food consumption	Single living
	Solo dining	Living alone
	Solo eating	Social Isolation (Only MeSH)
	Food (Only MeSH)
	Meals (Only MeSH)