Evidence map›Paper›PMID 30581972›Full record

ArticleAlzheimer's & dementia (Amsterdam, Netherlands)2019

Retinal ganglion cell-inner plexiform layer thickness is nonlinearly associated with cognitive impairment in the community-dwelling elderly.

Yao-Lin Liu, Yi-Ting Hsieh, Ta-Fu Chen, Jeng-Min Chiou, Min-Kuang Tsai, Jen-Hau Chen, Yen-Ching Chen

Open access · goldAbstract read
In one paragraph

Article in Alzheimer's & dementia (Amsterdam, Netherlands), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
3.0field-weighted citation impact, top 9% 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

21 citing papers in PubMed, 33 citations in OpenAlex.

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  12. Schizophrenia in Translation: Why the Eye?Schizophrenia bulletin · 2022
    Article
  13. Article
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  17. Retinal imaging in Alzheimer's and neurodegenerative diseases.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2021
    Review
  18. Article
  19. Macular Ganglion Cell-Inner Plexiform Layer as a Marker of Cognitive and Sensory Function in Midlife.The journals of gerontology. Series A, Biological sciences and medical sciences · 2020
    Article
  20. 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

7 authors at 3 institutions in 1 country.

Yao-Lin LiuDepartment of Ophthalmology, Far Eastern Memorial Hospital, New Taipei City, Taiwan.
Yi-Ting HsiehDepartment of Ophthalmology, National Taiwan University Hospital, Taipei, Taiwan.
Ta-Fu ChenDepartment of Neurology, National Taiwan University Hospital, Taipei, Taiwan.
Jeng-Min ChiouInstitute of Statistical Science, Academia Sinica, Taipei, Taiwan.
Min-Kuang TsaiInstitute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan.
Jen-Hau ChenDepartment of Geriatrics and Gerontology, National Taiwan University Hospital, Taipei, Taiwan.
Yen-Ching ChenInstitute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan.
National Taiwan University · TWNational Taiwan University Hospital · TWInstitute of Statistical Science, Academia Sinica · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThinning of optical coherence tomography-measured retinal nerve fiber layer thickness and ganglion cell-inner plexiform layer (GC-IPL) thickness has been found in patients with Alzheimer's disease. However, the association of these retinal markers and cognition in nondemented elders may not be linear.

methodsThis cross-sectional study included 227 community-dwelling elders (age 65+ years). Multivariable regression analyses were performed to investigate the association between retinal nerve fiber layer/GC-IPL and global/domain-specific cognition.

resultsThe performance of global cognition decreased as mean GC-IPL of bilateral eyes deviated from the sample mean (77.5 μm) (quadratic GC-IPL: β = -0.49 × 10 DISCUSSION: Either thinning or thickening of GC-IPL was associated with poor cognition in nondemented elderly (a U-shaped association). GC-IPL may serve as a noninvasive preclinical predictor of Alzheimer's disease.

Indexed as

Alzheimer's diseaseAmyloid hypothesisBiomarkersCognitive impairmentDendritic pathologyGanglion cell–inner plexiform layerGC-IPLOCTOptical coherence tomographyPreclinical ADRetinaRetinal ganglion cellRetinal nerve fiber layerRNFLSynaptic dysfunction

Identifiers

PMID30581972
PMCPMC6297049
OpenAlexW2947801246

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.