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Ocular problems in older Americans with diabetes.

B E Klein1, R Klein

  • 1Department of Ophthalmology, University of Wisconsin, Madison.

Clinics in Geriatric Medicine
|November 1, 1990
PubMed
Summary

Older adults with diabetes experience significant visual impairment, with legal blindness linked to diabetes duration and age. Early ophthalmologic evaluation after diagnosis is crucial for timely intervention and preventing vision loss.

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Area of Science:

  • Ophthalmology
  • Endocrinology
  • Epidemiology

Background:

  • Diabetes mellitus is a leading cause of preventable blindness.
  • Older individuals with diabetes are particularly susceptible to ocular complications.
  • The Wisconsin Epidemiologic Study of Diabetic Retinopathy provides insights into long-term disease impact.

Purpose of the Study:

  • To determine the prevalence of visual impairment and legal blindness in older adults with diabetes.
  • To identify risk factors associated with visual acuity loss and incident blindness.
  • To emphasize the importance of early ophthalmologic screening for diabetic patients.

Main Methods:

  • Analysis of data from the Wisconsin Epidemiologic Study of Diabetic Retinopathy.
  • Inclusion of participants with older onset diabetes (average age 65.4 years).
  • Assessment of visual acuity, duration of diabetes, age, insulin use, glycosylated hemoglobin, and retinopathy severity.

Main Results:

  • 9.9% of men and 13.3% of women had visual impairment; 1.4% of men and 1.7% of women were legally blind.
  • Poorer visual acuity correlated with longer diabetes duration and older age (after 70).
  • Causes of blindness included diabetic retinopathy/maculopathy, cataracts, glaucoma, and macular degeneration.

Conclusions:

  • Older adults with diabetes have a high prevalence of ocular problems.
  • Factors like diabetes duration, age, insulin use, and retinopathy severity predict vision loss.
  • Prompt ophthalmologic evaluation post-diabetes diagnosis is recommended to enable early intervention and prevent blindness.

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