Diabetes complications

Trends in prevalence rates of blindness among patients with diabetic retinopathy in high-income countries from 1990 to 2019: A joinpoint regression analysis

Diabetes Res Clin PractPublished Joinpoint regression analysis of Global Burden of Disease 2019 data

Authors' conclusion

Despite decrease in the overall ASPR of DR-related blindness during the study period, large improvement opportunities were identified. As DM prevalence increases and the population ages rapidly in high-income countries, novel effective screening, treatment, and prevention strategies are urgently needed to improve the visual outcomes of individuals with DM or at risk of DM.

Study context

Population
Patients with diabetic retinopathy (DR) in high-income countries; Global Burden of Disease 2019 study data, by diabetes mellitus (DM) type, sex, age, region and nation
Outcome
Prevalence trends of DR-related blindness (ASPR)
Methodological detailstrend analysis
  • Trend analysis

Main finding

As reported in the abstract

ASPR of DR-related blindness
  • Overall, the age-standardised prevalence rate (ASPR) of DR-related blindness has decreased
  • Prevalence of blindness decreased more sharply for T1D than for T2D
  • ASPR higher and decreasing trend less pronounced in women than in men
  • Southern Latin America had the highest ASPR; Australasia the lowest
  • Singapore experienced the greatest decline; unfavourable trends in the USA

Original publication

Trends in prevalence rates of blindness among patients with diabetic retinopathy in high-income countries from 1990 to 2019: A joinpoint regression analysis. Diabetes Res Clin Pract. Published 8 July 2023. doi:10.1016/j.diabres.2023.110823

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