Evidence map›Paper›PMID 31631237›Full record

ArticleGraefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie2020

Comparison of anterior segment and lens biometric measurements in patients with cataract.

Shinichi Fukuda, Yuta Ueno, Akari Fujita, Haruhiro Mori, Kuniharu Tasaki, Tomoya Murakami, Simone Beheregaray, Tetsuro Oshika

Abstract read
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In one paragraph

Article in Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
5.5field-weighted citation impact, top 4% 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

31 citing papers in PubMed, 52 citations in OpenAlex.

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  6. Crystalline lens power and astigmatism calculation in myopia by swept-source optical coherence tomography: A pilot study.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2025
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  18. Frontiers in medicine · 2022
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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 2 countries.

Shinichi FukudaDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan. caesar.shihtzu@gmail.com.ORCID http://orcid.org/0000-0002-4160-8229
Yuta UenoDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
Akari FujitaDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
Haruhiro MoriDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
Kuniharu TasakiDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
Tomoya MurakamiDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
Simone BeheregarayDepartment of Ophthalmology, The Queen Elizabeth Hospital, Adelaide, South Australia, Australia.
Tetsuro OshikaDepartment of Ophthalmology, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Ibaraki, 305-8575, Japan.
University of Tsukuba · JPQueen Elizabeth Hospital · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis study was performed to compare anterior ocular biometric measurements of deep-range swept-source anterior segment optical coherence tomography (AS-OCT) (CASIA2) versus short-range swept-source AS-OCT (CASIA SS-1000), ultrasonography (AL-4000), and Scheimpflug camera analysis (Pentacam and EAS-1000) in patients with cataract.

methodsOne hundred eighty-five eyes of 128 participants with mild refractive error or cataract were examined. The central corneal thickness (CCT), aqueous depth (AQD), and lens thickness were obtained. The repeatability of CASIA2 measurements was assessed.

resultsIn patients with cataract, the CCT, AQD, lens thickness, and lens anterior curvature by CASIA2 showed high intraclass correlation coefficients (ICCs) of > 0.99. Conversely, measurements of the posterior part of the lens such as lens posterior curvature showed lower ICCs. The ICCs were higher in healthy young participants than in patients with cataract. The ICCs tended to be lower in patients with mild than dense cataract. There was no statistically significant difference in the CCT and AQD between the CASIA2 and CASIA SS-1000 or in the lens thickness measurements between the CASIA2 and AL-4000 and between the CASIA2 and EAS-1000. There was a significant linear correlation in the biometric measurements between the CASIA2 and the other instruments.

conclusionWe evaluated the biometric measurements of the anterior eye segment by the CASIA2. The CASIA2 yielded results comparable with those of the CASIA SS-1000, ultrasonography, and Scheimpflug camera. However, mild cataract decreased the repeatability of measurements of the posterior part of the lens.

Indexed as

AdultAgedAged, 80 and overAnterior Eye SegmentBiometryCataractFemaleHumansLens, CrystallineMaleMiddle AgedTomography, Optical CoherenceAnterior segment biometryCASIA2CataractDeep-range swept-source anterior segment optical coherence tomographyLens biometry

Identifiers

PMID31631237
OpenAlexW2980498672

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.