Evidence map›Paper›PMID 41824263›Full record

ArticleOphthalmology and therapy2026

Randomized, Controlled Study to Evaluate the Safety and Efficacy of Oxygen-Enriched Epithelium-On Corneal Cross-Linking for the Treatment of Keratoconus.

Kenneth A Beckman, Gregory D Parkhurst, James H Lee, Zaina N Al-Mohtaseb, Michael D Greenwood, Marco Armijo, Valerie Smith, Erin H Leone, Angela C Kothe, Tomas Navratil

Registry-linked trialAbstract read
In one paragraph

Article in Ophthalmology and therapy, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05759559 ([Trial of device that is not approved or cleared by the U.S. FDA]), which is not on this 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.

NCT05759559 withheldnot on this map

[Trial of device that is not approved or cleared by the U.S. FDA]

Typen_aSponsor[Redacted]
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

10 authors.

Kenneth A BeckmanComprehensive Eye Care of Central Ohio, Westerville, OH, 43082, USA.
Gregory D ParkhurstParkhurst NuVision, San Antonio, TX, 78229, USA.
James H LeeColorado Eye Institute, Colorado Springs, CO, 80924, USA.
Zaina N Al-MohtasebWhitsett Vision Group, Houston, TX, 77389, USA.
Michael D GreenwoodVance Thompson Vision (Fargo, ND), West Fargo, ND, 58078, USA.
Marco ArmijoGlaukos Corporation, Aliso Viejo, CA, 92656, USA.
Valerie SmithGlaukos Corporation, Aliso Viejo, CA, 92656, USA.
Erin H LeoneGlaukos Corporation, Aliso Viejo, CA, 92656, USA.
Angela C KotheGlaukos Corporation, Aliso Viejo, CA, 92656, USA.ORCID http://orcid.org/0009-0000-7971-5292
Tomas NavratilGlaukos Corporation, Aliso Viejo, CA, 92656, USA. TNavratil@Glaukos.com.ORCID http://orcid.org/0009-0007-3577-3096

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThis phase 3, multicenter, sham procedure/placebo-controlled, double-masked, randomized clinical trial evaluated the safety and efficacy of oxygen-enriched epithelium-on corneal collagen cross-linking (CXL) for the treatment of keratoconus.

methodsThe trial enrolled patients aged 13 to 51 years diagnosed with keratoconus. Eyes were randomized in a 2:1 ratio to CXL treatment or sham/placebo. The CXL treatment group (200 eyes) received cross-linking using riboflavin 5'-phosphate ophthalmic solutions 0.239% and 0.177% with ultraviolet A (UV-A) irradiation and supplemental oxygen while the sham/placebo group (112 eyes) received placebo solutions and a sham irradiation procedure. The primary efficacy endpoint was the between-group difference in least squares (LS) mean change from baseline in maximum corneal curvature (K

resultsAt month 12, the LS mean K

conclusionEpithelium-on CXL using riboflavin ophthalmic solutions (riboflavin 5'-phosphate ophthalmic solutions 0.239% and 0.177%) with UV-A irradiation and supplemental oxygen is safe and effective for the treatment of keratoconus in pediatric patients and adults.

trial registrationClinicalTrials.gov identifier NCT05759559.

Indexed as

Corneal collagen cross-linkingEpithelium-onKeratoconusOxygen-enriched

Identifiers

PMID41824263
PMCPMC13046903

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Registered trials

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.