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Related Experiment Videos

Uncorrected refractive error among a hospital population.

K Evans1

  • 1Department of Medical and Surgical Neurology, Walton Hospital, Liverpool, U.K.

Ophthalmic & Physiological Optics : the Journal of the British College of Ophthalmic Opticians (Optometrists)
|January 1, 1987
PubMed
Summary

A simple pinhole disc test identified a need for updated vision correction in one-third of general medical patients. Many were over 50 and had poor mobility, highlighting an unmet need for refractive correction services.

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Area of Science:

  • Ophthalmology
  • Geriatric Medicine
  • Public Health

Background:

  • Many patients admitted for general medical care may have uncorrected or undercorrected refractive errors.
  • Visual impairment can impact overall health, mobility, and quality of life, particularly in older adults.

Purpose of the Study:

  • To assess the prevalence of undiagnosed refractive errors in general medical inpatients.
  • To determine if a simple pinhole disc screening could identify patients needing updated vision correction.

Main Methods:

  • A pinhole disc was used as a screening tool for patients admitted to a North London Hospital for general medical care.
  • Visual acuity was assessed with and without the pinhole disc, in conjunction with usual visual aids.

Main Results:

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  • One-third of the screened patients demonstrated significant improvement in visual acuity with the pinhole disc, indicating a need for refractive correction.
  • Patients needing correction were more likely to be over 50 years old and have poor mobility.
  • These patients were not more likely to have had recent eye exams or complain of poor vision.

Conclusions:

  • Pinhole disc screening is an effective method for identifying patients with undiagnosed refractive errors among general medical inpatients.
  • Older patients with mobility issues represent a key demographic potentially benefiting from improved refractive correction.
  • Addressing refractive errors in this population could enhance their vision and potentially improve overall health outcomes.