Evidence map›Paper›PMID 31157125›Full record

ArticleTranslational vision science & technology2019

Image Quality Metric Derived Refractions Predicted to Improve Visual Acuity Beyond Habitual Refraction for Patients With Down Syndrome.

Ayeswarya Ravikumar, Julia S Benoit, Jason D Marsack, Heather A Anderson

Abstract read
In one paragraph

Article in Translational vision science & technology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

13 citing papers in PubMed.

  1. Comparison of Wavefront-optimised Refraction Determined Pre- and Post-cycloplegia in Individuals with Down Syndrome.Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) · 2026
    Article
  2. Comparing visual acuity and optimized visual image quality for individuals with and without Down syndrome.Optometry and vision science : official publication of the American Academy of Optometry · 2025
    Article
  3. Article
  4. Sources of reduced visual acuity and spectacle treatment options for individuals with Down syndrome: Review of current literature.Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) · 2024
    Review
  5. Article
  6. Dioptric differences between clinically determined and metric-optimised refractions for adults with Down syndrome.Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) · 2023
    Article
  7. Article
  8. Clinical applications of personalising the neural components of visual image quality metrics for individual eyes.Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) · 2022
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Ayeswarya RavikumarUniversity of Houston College of Optometry, Houston, TX, USA.
Julia S BenoitUniversity of Houston College of Optometry, Houston, TX, USA.
Jason D MarsackUniversity of Houston College of Optometry, Houston, TX, USA.
Heather A AndersonUniversity of Houston College of Optometry, Houston, TX, USA.

Funding

Research Programming ModuleP30EY007551 · NEI · UNIVERSITY OF HOUSTON · PI VALLABH E DAS · 1988 to 2026
$16.4M
Identification of optimum spectacle prescriptions for patients with Down syndromeR01EY024590 · NEI · UNIVERSITY OF HOUSTON · PI ANDERSON, HEATHER ANNE · 2014 to 2025
$3.8M
NEI NIH HHS P30 EY007551NEI NIH HHS R01 EY024590
6 · The paper itself

Abstract

purposeTo determine which optimized image quality metric (IQM) refractions provide the best predicted visual acuity (VA).

methodsAutorefraction (AR), habitual refraction (spectacles,

resultsAverage acuity for the best performing refraction for all DS eyes was within five letters (0.11 ± 0.05 logMAR) of the clear chart acuity. Optimized IQM refractions had ∼3.5 lines mean improvement from the habitual refraction (0.37 ± 0.22 logMAR,

conclusionsOptimized IQM refraction is predicted to improve VA in DS eyes based on control observers reading simulated charts. TRANSLATIONAL RELEVANCE: Refractions identified through optimization of IQM may bypass some of the challenges of current refraction techniques for patients with DS. The optimized refractions are predicted to provide better VA compared to their habitual correction.

Indexed as

Down syndromeimage quality metricsrefractionvisual acuity

Identifiers

PMID31157125
PMCPMC6532430

What OpenQuestion holds

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LicenceCC BY-NC-ND
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.