Evidence map›Paper›PMID 34004005›Full record

ArticleTranslational vision science & technology2021

Smart Eye Camera: A Validation Study for Evaluating the Tear Film Breakup Time in Human Subjects.

Eisuke Shimizu, Hiroyuki Yazu, Naohiko Aketa, Ryota Yokoiwa, Shinri Sato, Taiichiro Katayama, Akiko Hanyuda, Yasunori Sato, Yoko Ogawa, Kazuo Tsubota

Open access · goldAbstract read
In one paragraph

Article in Translational vision science & technology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

23 citing papers in PubMed, 29 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

10 authors at 1 institution in 1 country.

Eisuke ShimizuDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Hiroyuki YazuDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Naohiko AketaDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Ryota YokoiwaOUI Inc., Tokyo, Japan.
Shinri SatoDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Taiichiro KatayamaDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Akiko HanyudaDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Yasunori SatoDepartment of Preventive Medicine and Public Health, School of Medicine, Keio University, Tokyo, Japan.
Yoko OgawaDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Kazuo TsubotaDepartment of Ophthalmology, Keio University School of Medicine, Tokyo, Japan.
Keio University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: This study aimed to demonstrate the efficacy of a "Smart Eye Camera (SEC)" in comparison with the efficacy of the conventional slit-lamp microscope by evaluating their diagnostic functionality for dry eye disease (DED) in clinical cases. Methods: This retrospective study included 106 eyes from 53 adult Japanese patients who visited the Ophthalmology outpatient clinics in Keio University Hospital from June 2019 to March 2020. Tear film breakup time (TFBUT) and corneal fluorescence score (CFS) measurements for the diagnosis of DED were compared between the conventional slit-lamp microscope and SEC. Results: The objective findings of DED showed that there was a strong correlation between the conventional slit-lamp microscope and SEC with respect to TFBUT and CFS results (Spearman's r = 0.887, 95% confidence interval [CI] = 0.838-0.922, and r = 0.920, 95% CI = 0.884-0.945, respectively). The interobserver reliability between the conventional slit-lamp microscope and SEC showed a moderate agreement (weighted Kappa κ = 0.527, 95% CI = 0.517-0.537 and κ = 0.550, 95% CI = 0.539-0.561 for TFBUT and CFS, respectively). The diagnostic performance of the SEC for Asia Dry Eye Society diagnostic criteria showed a sensitivity of 0.957 (95% CI = 0.841-0.992), specificity of 0.900 (95% CI = 0.811-0.927), positive predictive value of 0.880 (95% CI = 0.774-0.912), and negative predictive value of 0.964 (95% CI = 0.869-0.993). Moreover, the area under the receiver operating characteristic curve was 0.928 (95% CI = 0.849-1.000). Conclusions: Compared with the conventional slit-lamp microscope, SEC has sufficient validity and reliability for diagnosing DED in the clinical setting. Translational Relevance: The SEC can portably evaluate TFBUT in both basic research and clinical care.

Indexed as

OphthalmologyAdultAsiaHumansReproducibility of ResultsResearch SubjectsRetrospective StudiesTears

Identifiers

PMID34004005
PMCPMC8083120
OpenAlexW3159704226

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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.