Evidence map›Paper›PMID 34242286›Full record

ArticlePloS one2021

Association between smoking history and optical coherence tomography angiography findings in diabetic patients without diabetic retinopathy.

Dong-Wei Liu, Zeeshan Haq, Daphne Yang, Jay M Stewart

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
3.0field-weighted citation impact, top 8% 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

10 citing papers in PubMed, 19 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

4 authors at 1 institution in 2 countries.

Dong-Wei LiuDepartment of Ophthalmology, University of California, San Francisco, San Francisco, California, United States of America.
Zeeshan HaqDepartment of Ophthalmology, University of California, San Francisco, San Francisco, California, United States of America.
Daphne YangDepartment of Ophthalmology, University of California, San Francisco, San Francisco, California, United States of America.
Jay M StewartDepartment of Ophthalmology, University of California, San Francisco, San Francisco, California, United States of America.ORCID 0000-0003-1054-3423
San Francisco General Hospital · US

Funding

Rapid-Prototyping and Design CoreP30EY002162 · NEI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ULLIAN, ERIK M · 1985 to 2024
$16.8M
Ultrasound-enhanced corneal drug deliveryR01EY024004 · NEI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI STEWART, JAY MICHAEL · 2017 to 2020
$1.6M
NEI NIH HHS P30 EY002162NEI NIH HHS R01 EY024004
6 · The paper itself

Abstract

purposeTo investigate any associations between cigarette smoking and retinal microvascular changes in diabetic patients without visible retinopathy.

designRetrospective, cross-sectional study.

participants1099 eyes from 1099 diabetic patients with no clinical evidence of diabetic retinopathy (DR) were included in this study.

methodsDiabetic patients underwent optical coherence tomography angiography (OCTA) scanning at Zuckerberg San Francisco General Hospital and Trauma Center between April 2018 and September 2019. Patient demographic and clinical information was collected. Standard bivariate statistics and multivariate linear regression were performed.

main outcome measuresOCTA parameters included metrics related to the foveal avascular zone (FAZ; area, perimeter, circularity), perfusion density (PD; full, center, inner), and vessel length density (VLD; full, center, inner).

resultsThe study population included 750 non-smokers and 349 smokers. FAZ perimeter was the only OCTA parameter that was significantly different between the two groups on uncontrolled analysis (P = 0.033). Multivariate regression analyses revealed significant associations between lower VLD full (β = -0.31, P = 0.048), lower VLD inner (β = -0.35, P = 0.046) and a history of smoking. No significant associations between cigarette smoking and either FAZ or PD were detected.

conclusionsOur results suggest that smoking is likely associated with deleterious changes in the retinal microvasculature of patients with a history of diabetes and no visible DR. Based on these findings, diabetic patients with a history of smoking may benefit from higher prioritization in terms of ophthalmic screening.

Indexed as

AgedAngiographyCigarette SmokingCross-Sectional StudiesDiabetic RetinopathyEx-SmokersFemaleHumansMacula LuteaMaleMiddle AgedNon-SmokersRetinal VesselsRetrospective StudiesRisk FactorsSmokers

Identifiers

PMID34242286
PMCPMC8270137
OpenAlexW3182632749

What Socratic holds

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LicenceCC BY
Read underepoch 390

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 Socratic graph.