Evidence map›Paper›PMID 36161380›Full record

ArticleDocumenta ophthalmologica. Advances in ophthalmology2022

Structure-function models for estimating retinal ganglion cell count using steady-state pattern electroretinography and optical coherence tomography in glaucoma suspects and preperimetric glaucoma: an electrophysiological pilot study.

Derek Orshan, Andrew Tirsi, Hosam Sheha, Vasiliki Gliagias, Joby Tsai, Sung Chul Park, Stephen A Obstbaum, Celso Tello

Open access · hybridAbstract read
In one paragraph

Article in Documenta ophthalmologica. Advances in ophthalmology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.4field-weighted citation impact, top 11% of its field
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

10 citing papers in PubMed, 12 citations in OpenAlex.

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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

8 authors at 3 institutions in 2 countries.

Derek Orshan *Department of Ophthalmology, Larkin Community Hospital, Miami, FL, USA.
Andrew Tirsi *Department of Ophthalmology, Manhattan Eye, Ear, and Throat Hospital, Northwell Health, 210 E 64th St, 8th Floor,, New York, NY, 10065, USA. atirsi@northwell.edu.ORCID 0000-0002-8424-7574
Hosam ShehaDepartment of Ophthalmology, Manhattan Eye, Ear, and Throat Hospital, Northwell Health, 210 E 64th St, 8th Floor,, New York, NY, 10065, USA.
Vasiliki GliagiasDonald and Barbara Zucker School of Medicine at Hofstra/Northwell, Hempstead, NY, USA.
Joby TsaiDonald and Barbara Zucker School of Medicine at Hofstra/Northwell, Hempstead, NY, USA.
Sung Chul ParkDepartment of Ophthalmology, Manhattan Eye, Ear, and Throat Hospital, Northwell Health, 210 E 64th St, 8th Floor,, New York, NY, 10065, USA.
Stephen A ObstbaumDepartment of Ophthalmology, Manhattan Eye, Ear, and Throat Hospital, Northwell Health, 210 E 64th St, 8th Floor,, New York, NY, 10065, USA.
Celso TelloDepartment of Ophthalmology, Manhattan Eye, Ear, and Throat Hospital, Northwell Health, 210 E 64th St, 8th Floor,, New York, NY, 10065, USA.
Northwell Health · USDonald & Barbara Zucker School of Medicine at Hofstra/Northwell · USLarkin Community Hospital · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo derive and validate structure-function models for estimating retinal ganglion cell (RGC) count using optical coherence tomography (OCT) and steady-state pattern electroretinography (ssPERG) parameters in glaucoma suspects (GS) and preperimetric glaucoma (PPG).

methodsIn this prospective cross-sectional study, 25 subjects (50 eyes) were recruited at the Manhattan Eye, Ear, and Throat Hospital. Subjects underwent comprehensive eye examinations, OCT, standard automated perimetry (SAP), and ssPERG testing. Eyes were divided into three groups based on the Global Glaucoma Staging System: healthy (N = 30), GS (N = 10), and PPG (N = 10) eyes. The combined structure-function index (CSFI), which estimates retinal ganglion cell count (eRGC

resultsThe ARNFLT, ssPERG parameters magnitude (Mag) and magnitudeD (MagD), and eRGC

conclusionThis pilot study offers the first combined structure-function models for estimating RGC count using ssPERG parameters. RGC counts estimated with these models were generalizable, strongly associated with CSFI estimates, and performed better than individual ssPERG and OCT measures in distinguishing healthy, GS, and PPG eyes.

Indexed as

GlaucomaOcular HypertensionCell CountCross-Sectional StudiesElectroretinographyHumansIntraocular PressureNerve FibersPilot ProjectsProspective StudiesRetinal Ganglion CellsTomography, Optical CoherenceVisual FieldsVisual Field TestsGeneralized linear mixed modelGlaucomaOCTPERGRetinal ganglion cell

Identifiers

PMID36161380
PMCPMC9653319
OpenAlexW4297241682

What OpenQuestion holds

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LicenceCC BY
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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.