Evidence map›Paper›PMID 31735896›Full record

ArticleVision (Basel, Switzerland)2018

Optical Coherence Tomography Reveals Sigmoidal Crystalline Lens Changes during Accommodation.

George A Gibson, Fiona E Cruickshank, James S Wolffsohn, Leon N Davies

Abstract read
In one paragraph

Article in Vision (Basel, Switzerland), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Observational
  2. Review
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.

George A GibsonOphthalmic Research Group, Life and Health Sciences, Aston University, Birmingham B4 7ET, UK.
Fiona E CruickshankOphthalmic Research Group, Life and Health Sciences, Aston University, Birmingham B4 7ET, UK.ORCID 0000-0001-6661-4118
James S WolffsohnOphthalmic Research Group, Life and Health Sciences, Aston University, Birmingham B4 7ET, UK.ORCID 0000-0003-4673-8927
Leon N DaviesOphthalmic Research Group, Life and Health Sciences, Aston University, Birmingham B4 7ET, UK.

Funding

Co-operative Award in Science and Engineering, The Engineering and Physical Sciences Research Council (G.A.G); Bausch and Lomb (G.A.G); The College of Optometrists (F.E.C) EPSRC (Case/CNA/05/51)
6 · The paper itself

Abstract

This study aimed to quantify biometric modifications of the anterior segment (AS) during accommodation and to compare them against changes in both accommodative demand and response. Thirty adults, aged 18-25 years were rendered functionally emmetropic with contact lenses. AS optical coherence tomography (AS-OCT) images were captured along the 180° meridian (Visante, Zeiss Meditec, Jena, Germany) under stimulated accommodative demands (0-4 D). Images were analysed and lens thickness (LT) was measured, applying a refractive index correction of 1.00. Accommodative responses were also measured sequentially through a Badal optical system fitted to an autorefractor (Shin Nippon NVision-K 5001, Rexxam, Japan). Data were compared with Dubbelman schematic eye calculations. Significant changes occurred in LT, anterior chamber depth (ACD), lens centroid (i.e., ACD + LT/2), and AS length (ASL = ACD + LT) with accommodation (all

Indexed as

accommodationcrystalline lensimagingin-vivooptical coherence tomography

Identifiers

PMID31735896
PMCPMC6835499

What OpenQuestion holds

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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.