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Refraction and refractive errors in an elderly population.

J R Lavery1, J M Gibson, D E Shaw

  • 1Department of Ophthalmology, University of Leicester, UK.

Ophthalmic & Physiological Optics : the Journal of the British College of Ophthalmic Opticians (Optometrists)
|January 1, 1988
PubMed
Summary
This summary is machine-generated.

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This study of elderly individuals in Melton Mowbray found significant hypermetropia and astigmatism, with a notable percentage experiencing anisometropia.

Area of Science:

  • Ophthalmology
  • Geriatric Medicine
  • Population Health

Background:

  • Refractive errors are common in aging populations.
  • Understanding age-related refractive changes is crucial for vision care.
  • Previous studies may not fully represent specific demographic groups.

Purpose of the Study:

  • To investigate the prevalence and characteristics of refractive errors in elderly individuals aged 76 and above.
  • To establish baseline refractive data for this specific elderly cohort.
  • To identify the incidence of anisometropia in the studied population.

Main Methods:

  • A two-year observational study was conducted.
  • Random sampling of elderly subjects (≥76 years) in Melton Mowbray.
  • Ophthalmic examination including refractive error assessment (spherical, cylindrical, and axis).

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Main Results:

  • The average refractive error was +1.33 D hypermetropia.
  • Mean cylinder power was 0.82 D, with a mean spherical equivalent of +1.5 D.
  • 30% of subjects exhibited significant anisometropia.

Conclusions:

  • Elderly individuals aged 76+ in this cohort present with prevalent hypermetropia and astigmatism.
  • A substantial proportion of this population experiences significant anisometropia.
  • These findings highlight the need for tailored ophthalmic care for the elderly.