Type 2 & other diabetes

Trends in self-reported current diabetes care use, socioeconomic inequalities, and associated factors in Japan: evidence from the Comprehensive Survey of Living Conditions (1986–2022)

BMJ Open Diabetes Res CarePublished Repeated cross-sectional study

Authors' conclusion

Self-reported diabetes care use increased from 1986 to 2022 in Japan, with lower educational level associated with higher current diabetes care use, particularly among working-age adults.

Study context

Population
Adults in Japan, Comprehensive Survey of Living Conditions (1986–2022); diabetes care use = self-reported current medical facility attendance for diabetes
Exposure
Educational level and occupational class in current diabetes care use
Outcome
Age-standardized prevalence of self-reported current diabetes care use
Follow-up
1986-2022
Methodological detailsnationally representative, age-standardized, survey-weighted Poisson regression
  • Nationally representative
  • Age-standardized
  • Survey-weighted Poisson regression

Main finding

As reported in the abstract

Age-standardized self-reported current diabetes care use · 1986 to 2022

Men, 1986 to 2022

2.2% to 8.3%

Women, 1986 to 2022

1.7% to 4.4%

Observational data: associations, not effects.

Further findings

OutcomePR (95% CI)
Current diabetes care use by educational level (both sexes) · 2022Middle educationvs High education1.17 (1.13–1.22)
Current diabetes care use by educational level (both sexes) · 2022Low educationvs High education1.22 (1.13–1.32)
Current diabetes care use by occupational class · 2022Lower non-manual workersvs Upper non-manual workers0.92 (0.86–0.98)
Current diabetes care use by occupational class · 2022Non-employedvs Upper non-manual workers1.10 (1.01–1.21)

Current diabetes care use by educational level (both sexes) · 2022

Educational differences evident, particularly among working-age adults

Current diabetes care use by occupational class · 2022

Manual workers, self-employed and farmers did not differ significantly from the reference group

Other associated factors · 2022

Older age, men, hypertension, depression and current smoking associated with higher current diabetes care use

Original publication

Trends in self-reported current diabetes care use, socioeconomic inequalities, and associated factors in Japan: evidence from the Comprehensive Survey of Living Conditions (1986–2022). BMJ Open Diabetes Res Care. Published 15 July 2026. doi:10.1136/bmjdrc-2026-006042

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