Evidence map›Paper›PMID 34055394›Full record

ArticleJournal of ophthalmology2021

Measurement of Iris Thickness at Different Regions in Healthy Chinese Adults.

Qingchen Li, Yuan Zong, Huiming Wen, Jian Yu, Changbo Zhou, Chunhui Jiang, Guangxing Liu, Xinghuai Sun

Open access · goldAbstract read
In one paragraph

Article in Journal of ophthalmology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.9field-weighted citation impact, top 28% 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

6 citing papers in PubMed, 6 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 2 institutions in 1 country.

Qingchen LiDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.ORCID https://orcid.org/0000-0001-8946-4570
Yuan ZongDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.
Huiming WenDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.
Jian YuDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.
Changbo ZhouZhejiang Putuo Hospital, Zhoushan 316100, Zhejiang, China.ORCID https://orcid.org/0000-0002-1859-0921
Chunhui JiangDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.ORCID https://orcid.org/0000-0001-7857-9292
Guangxing LiuSuzhou Institute of Biomedical Engineering and Technology, Chinese Academy of Sciences, Suzhou 215163, China.
Xinghuai SunDepartment of Ophthalmology and Vision Science, Eye and ENT Hospital, Fudan University, Shanghai 200031, China.
Eye & ENT Hospital of Fudan University · CNChinese Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo study the variation of iris thicknesses in different regions and explore the possible correlations with age and gender.

methodsHealthy Chinese adults were recruited; the anterior segment of their eyes was imaged by swept-source optical coherence tomography (SS-OCT). The horizontal scan of the right eye was selected, and the thicknesses of both the nasal and temporal irises were measured at 199 evenly spaced points.

resultsA total of 233 subjects with an average age of 36.79 ± 10.04 years (range 19 to 62) were included in the final analysis. The mean iris thicknesses of the temporal and nasal sides were 364.79 ± 47.58

conclusionUsing SS-OCT and the novel method, thicknesses of the iris at different regions were measured. The thicknesses of the peripheral and pupillary irises increase with age, while the thicknesses of the middle part decrease.

Identifiers

PMID34055394
PMCPMC8131156
OpenAlexW3162055744

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.