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Related Experiment Video

Updated: Jul 30, 2025

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity
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Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity

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Risk Factors for Uncorrected Refractive Error: Persian Cohort Eye Study - Rafsanjan Center.

Mohammadreza Soleimani1, Bahar Saberzadeh-Ardestani2, Hamid Hakimi3

  • 1Department of Ophthalmology, Rafsanjan University of Medical Sciences, Rafsanjan, Iran.

Journal of Current Ophthalmology
|May 14, 2023
PubMed
Summary
This summary is machine-generated.

Visually significant uncorrected refractive error (URE) affects 4.4% of adults aged 35-70 in Rafsanjan. Age, myopia, and diabetes are key risk factors, highlighting the need for targeted interventions to prevent visual impairment.

Keywords:
Refractive errorUncorrected refractive errorVisual impairment

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Area of Science:

  • Ophthalmology
  • Public Health
  • Epidemiology

Background:

  • Uncorrected refractive error (URE) is a leading cause of preventable visual impairment (VI) and disability worldwide.
  • Addressing URE is crucial for public health initiatives aimed at reducing the global burden of vision loss.

Purpose of the Study:

  • To determine the prevalence of visually significant URE in adults aged 35-70 in Rafsanjan, Iran.
  • To investigate demographic and clinical factors associated with visually significant URE in this population.

Main Methods:

  • A cross-sectional study was conducted on 6991 participants (aged 35-70) in Rafsanjan between 2014 and 2020.
  • Visually significant URE was defined based on habitual visual acuity and improvement after best correction.
  • Logistic regression analysis identified predictors of URE, including age, sex, socioeconomic status, and ocular health conditions.

Main Results:

  • The prevalence of visually significant URE was 4.4% (311 participants).
  • Older age, presence of diabetes, and low myopia were significantly associated with higher odds of URE.
  • Antimetropia was found to decrease the risk of visually significant URE.

Conclusions:

  • The findings underscore the importance of screening for and correcting refractive errors, particularly in older adults and those with myopia.
  • Public health strategies should focus on high-risk groups to mitigate the impact of URE on visual function and quality of life.