Refractive Error and Axial Length (REAL) Study: Feasibility of a population study in the United States

This feasibility report provides a basis for sample size calculation in preparation for a larger, longitudinal, population-based study. Pilot data show longer axial lengths than previously published data for the same age range, which may indicate generational changes, differences in instrumentation, or differences in race distribution. Updated normative data on eye size and refraction will help eye care professionals diagnose and manage myopia and provide important comparative data for historical and contemporary norms in the United States.

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Publication Details

Journal
Optometry and Vision Science
Published
2025-05-01
DOI
https://doi.org/10.1097/opx.0000000000002258
Citations
2
Primary Topic
Ophthalmology and Visual Impairment Studies
Type
article
Field-Weighted Citation Impact
2.71
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article

Refractive Error and Axial Length (REAL) Study: Feasibility of a population study in the United States

James Loughman, Fuensanta A. Vera‐Díaz, Celia Gong, Ian Flitcroft et al.
2 citations
Optometry and Vision Science
Ophthalmology and Visual Impairment Studies
2.71
article

Refractive Error and Axial Length (REAL) Study: Feasibility of a population study in the United States

James Loughman, Fuensanta A. Vera‐Díaz, Celia Gong, Ian Flitcroft, Sarah Singh, Lisa A. Ostrin, Kristen L. Kerber, Kathryn J. Saunders, Síofra Harrington, Barsha Lal, Cayle Concepcion
article en
2 citations

Abstract

This feasibility report provides a basis for sample size calculation in preparation for a larger, longitudinal, population-based study. Pilot data show longer axial lengths than previously published data for the same age range, which may indicate generational changes, differences in instrumentation, or differences in race distribution. Updated normative data on eye size and refraction will help eye care professionals diagnose and manage myopia and provide important comparative data for historical and contemporary norms in the United States.

Optometry and Vision ScienceVol. 102(5)
University of Ulster (GB), New England College of Optometry (US), Technological University Dublin (IE), University of Houston (US), University of California, Berkeley (US)
Quality Education
Openalex Percentile: Top 10%
Ophthalmology and Visual Impairment Studies
2.71
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Refractive Error and Axial Length (REAL) Study: Feasibility of a population study in the United States — James Loughman, Fuensanta A. Vera‐Díaz, et al. · Optometry and Vision Science (2025) | TGRS Research Map | TGRS