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Updated: May 11, 2026

Correction of Presbyopia by Monocular Bi-Aspheric Ablation Profile
05:46

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Published on: September 20, 2024

Utility and uncorrected refractive error.

Nina Tahhan1, Eric Papas, Timothy R Fricke

  • 1Brien Holden Vision Institute, Sydney, Australia. n.tahhan@brienholdenvision.org

Ophthalmology
|May 14, 2013
PubMed
Summary
This summary is machine-generated.

Uncorrected refractive error significantly impacts quality of life (QoL). Reductions in utility are similar for near or distance vision impairment, but worse when both are affected, highlighting the need for research and policy attention.

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Area of Science:

  • Ophthalmology
  • Public Health
  • Health Economics

Background:

  • Uncorrected refractive error (URE) is a common condition affecting vision.
  • Quality of life (QoL) measures, such as utility, are crucial for assessing health outcomes.
  • Previous research has not fully explored the impact of URE on utility, particularly uncorrected presbyopia.

Purpose of the Study:

  • To investigate the utility, a preference-based measure of quality of life, associated with uncorrected refractive error (URE).

Main Methods:

  • A cross-sectional study involving 341 patients aged 40-65 with refractive error.
  • Participants underwent comprehensive eye examinations, including aided and unaided visual acuity (VA) assessments.
  • Utilities were measured using a standardized time trade-off (TTO) interview method, with utilities scaled for comorbidities.

Main Results:

  • Patients with only distance vision impairment (DVI) or only near vision impairment (NVI) had similar adjusted utilities (0.82 and 0.81, respectively).
  • Patients with moderate amounts of both distance and near vision impairment (DNVI) had significantly worse adjusted utility (0.68).
  • The reduction in utility was significantly greater for DNVI compared to DVI or NVI (P<0.01).

Conclusions:

  • Uncorrected refractive error is associated with measurable reductions in utility and QoL.
  • The impact on QoL is similar whether distance or near vision is impaired, but substantially worse when both are impaired.
  • Utility data from this study can inform cost-effectiveness analyses for URE interventions, aiding resource allocation.