Evidence map›Paper›PMID 42256260›Full record

ArticleJournal of ophthalmology2026

Interocular Differences in Corneal Asphericity Are Associated with Stereopsis in Myopic Astigmatism Candidates for Laser Vision Correction.

Alireza Peyman, Mahsa Pourmahdi-Boroujeni, Pegah Noorshragh, Faezeh Fayaz, Mohsen Pourazizi, Emad Salimian

Abstract read
In one paragraph

Article in Journal of ophthalmology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

6 authors.

Alireza PeymanIsfahan Eye Research Center, Department of Ophthalmology, Isfahan University of Medical Sciences, Isfahan, Iran, mui.ac.ir.ORCID https://orcid.org/0000-0001-7687-8811
Mahsa Pourmahdi-BoroujeniIsfahan Eye Research Center, Isfahan University of Medical Sciences, Isfahan, Iran, mui.ac.ir.ORCID https://orcid.org/0000-0003-4462-2883
Pegah NoorshraghCumming School of Medicine, Department of Community Health Sciences, University of Calgary, Calgary, Alberta, Canada, ucalgary.ca.ORCID https://orcid.org/0000-0003-0430-9286
Faezeh FayazDepartment of Optometry, School of Rehabilitation Sciences, Rehabilitation Research Center, Iran University of Medical Sciences, Tehran, Iran, iums.ac.ir.ORCID https://orcid.org/0000-0003-3210-7833
Mohsen PouraziziIsfahan Eye Research Center, Department of Ophthalmology, Isfahan University of Medical Sciences, Isfahan, Iran, mui.ac.ir.ORCID https://orcid.org/0000-0002-9714-8209
Emad SalimianIsfahan Eye Research Center, Isfahan University of Medical Sciences, Isfahan, Iran, mui.ac.ir.ORCID https://orcid.org/0000-0003-2063-6949

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: To investigate the relationship between stereoacuity and corneal topographic parameters in patients with compound myopic astigmatism who are candidates for laser vision correction (LVC). Methods: In this analytical cross-sectional study, LVC candidates aged 18 years or older with compound myopic astigmatism and corrected distance visual acuity of 20/25 or better were enrolled. Stereoacuity was assessed using the stereo fly test, and corneal topography parameters were measured with Scheimpflug imaging (Pentacam HR). The interocular differences in each topographic parameter were calculated. Pearson correlation and multiple linear regression were used to evaluate the associations between stereoacuity and interocular differences in topographic parameters. Results: The mean (SD) age of participants was 29.84 (7.39) years, and the average stereoacuity was 45.52 (13.75) arc/sec (log-transformed stereoacuity: 1.65 (0.09)). A statistically significant correlation was found between interocular differences in corneal asphericity (Q value) and log-transformed stereoacuity ( Conclusion: This study identified a significant relationship between interocular corneal asphericity difference and stereoacuity in patients with compound myopic astigmatism.

Indexed as

asphericitycorneal topographyrefractive surgical proceduresstereoacuityvision disparity

Identifiers

PMID42256260
PMCPMC13238235

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Registered trials

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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.