Table. Factors included in the JAGES questionnaire.

Healthy Aging	Social Determinants of Health
Health	Socio economic status
Comorbidity	Household type: alone/cohabitance
Smoking/alcohol	Educational attainment
BMI	Income
Teeth/oral functions	Social role
Fall	Employment
Psychological	Housework
Depression: GDS 15	Volunteer
Self-rated health	Social Participation
Sense of Coherence	Type of organization
Functions	Number of organizations
ADL; IADL	Social Support
	Receive/provide
	Emotional/instrumental
	Abuse
	Social Capital
	Perceived trust, reciprocity
	Structure: participation in community organization

Reference: Kondo K. Health Inequalities in Japan: An Empirical Study of the Older People. Melbourne: Trans Pacific Press; 2010.