Evidence map›Paper›PMID 42394203›Full record

ArticleJournal of diabetes2026

Diabetic Retinopathy Severity and Heart Failure Outcomes in Type 2 Diabetes Mellitus.

Feng-Ching Shen, Pei-Kang Liu, Yi-Chen Huang, Teng-Hui Huang, Ming-Yen Lin, Yi-Hsueh Liu, Tien-Chi Huang, Mei-Chuan Kuo, Yi-Wen Chiu, Shang-Jyh Hwang and 2 more

Abstract read
In one paragraph

Article in Journal of diabetes, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

12 authors.

Feng-Ching ShenGraduate Institute of Clinical Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0002-7232-8545
Pei-Kang LiuDepartment of Ophthalmology, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0002-6417-4363
Yi-Chen HuangDepartment of Ophthalmology, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Teng-Hui HuangDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Ming-Yen LinDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0002-8194-4833
Yi-Hsueh LiuGraduate Institute of Clinical Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0001-6915-3679
Tien-Chi HuangDivision of Cardiology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Mei-Chuan KuoDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0003-0244-7685
Yi-Wen ChiuDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Shang-Jyh HwangDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.
Yi-Ting LinFaculty of Medicine, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan.
Ping-Hsun WuDivision of Nephrology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan.ORCID https://orcid.org/0000-0003-1021-8161

Funding

Kaohsiung Medical University KT112P012Kaohsiung Medical University KT113P006Kaohsiung Medical University NHRIKMU-111-I001-3Kaohsiung Medical University NPUST-KMU-111-P001Kaohsiung Medical University NSYSUKMU-115-I02Kaohsiung Medical University Chung-Ho Memorial Hospital KMUH111-1M09Kaohsiung Medical University Chung-Ho Memorial Hospital KMUH112-2M08Kaohsiung Medical University Chung-Ho Memorial Hospital KMUH113-3R19Kaohsiung Medical University Chung-Ho Memorial Hospital KMUH-DK(B)110003-1Kaohsiung Medical University Chung-Ho Memorial Hospital S11209Kaohsiung Medical University Chung-Ho Memorial Hospital S11305Ministry of Science and Technology, Taiwan MOST-109-2314-B-037-088Ministry of Science and Technology, Taiwan NSTC-113-2314-B-037-097-MY3
6 · The paper itself

Abstract

backgroundThe precise link between diabetic retinopathy and incident heart failure remains unclear, largely limited by a lack of echocardiographic data. This study evaluated how the clinical severity of retinopathy relates to incident heart failure and baseline cardiac function in individuals with type 2 diabetes.

methodsThis retrospective cohort study (2005-2021) included adults with type 2 diabetes receiving structured management and color fundus imaging. Retinopathy was classified as absent, mild nonproliferative, or moderate-to-severe nonproliferative to proliferative. A specific subcohort received baseline transthoracic echocardiography. Relationships between cardiac function parameters and retinal damage were assessed using ordinal logistic regression with inverse probability weighting. Incident heart failure risk was determined utilizing Cox proportional hazards and Poisson regression models.

resultsAmong 21 773 participants, heart failure was independently associated with advanced retinopathy (OR, 1.23). After inverse probability weighting (IPW), associations with systolic dysfunction (unweighted OR, 1.96; IPW-adjusted OR, 2.01) and diastolic dysfunction were significant, with the latter explicitly unmasked by IPW (unweighted OR, 1.08 vs. IPW-adjusted OR, 1.17). The risk for incident heart failure escalated alongside progressive retinal damage. Compared to patients presenting without retinopathy, the adjusted incidence rate ratios were 1.64 for the mild group and 1.86 for those with moderate-to-severe or proliferative disease, an association partially mediated by renal function decline.

conclusionsDiabetic retinopathy severity associates with systolic and diastolic dysfunction and is an independent risk factor for incident heart failure in type 2 diabetes. Routine retinal evaluation serves as a practical clinical indicator for assessing systemic microvascular damage and cardiovascular risk.

Indexed as

Diabetes Mellitus, Type 2Diabetic RetinopathyHeart FailureAgedEchocardiographyFemaleHumansIncidenceMaleMiddle AgedRetrospective StudiesRisk FactorsSeverity of Illness Indexcardiac dysfunctionechocardiography cardiovascular outcomesleft ventricular systolic dysfunctionmicrovascular diseaserisk stratification

Identifiers

PMID42394203
PMCPMC13328843

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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.