Effect modification by geographic area on the association between health literacy and self-rated health: a nationwide cross-sectional study in Japan

Table 5 Effect modification by geographic area on the association between health literacy and self-rated health

	OR¹	95% CI
Municipality size (ref: Smaller cities)
21 major cities	0.847	[0.684–1.049]
Other large cities	0.905	[0.734–1.116]
Towns and villages	0.937	[0.656–1.339]
Western areas (ref: Eastern areas)	2.096	[0.909–4.834]
Health literacy	1.685	[1.450–1.958]
Areas×Health literacy	0.776	[0.608–0.990]

Significant differences are printed in bold (p < 0.05)
¹Multiple logistic regression analysis controlling for age, gender, educational attainment, household income, marital status, and employment status

ISSN: 1471-2458