Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study

Background The triglyceride–glucose (TyG) index has been proposed as a reliable marker of insulin resistance. However, its value in patients with carotid plaque stability remains unclear. This study investigated the association between the TyG index and unstable carotid plaque. Methods A total of 12...

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Main Authors: Guijun Huo, Jin Zheng, Junjie Cao, Lili Zhang, Zhichao Yao, Yuqi Zeng, Yao Tang, Zhanao Liu, Ziyi Tan, Dayong Zhou
Format: Article
Language:English
Published: Wiley 2025-02-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
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Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.124.037970
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author Guijun Huo
Jin Zheng
Junjie Cao
Lili Zhang
Zhichao Yao
Yuqi Zeng
Yao Tang
Zhanao Liu
Ziyi Tan
Dayong Zhou
author_facet Guijun Huo
Jin Zheng
Junjie Cao
Lili Zhang
Zhichao Yao
Yuqi Zeng
Yao Tang
Zhanao Liu
Ziyi Tan
Dayong Zhou
author_sort Guijun Huo
collection DOAJ
description Background The triglyceride–glucose (TyG) index has been proposed as a reliable marker of insulin resistance. However, its value in patients with carotid plaque stability remains unclear. This study investigated the association between the TyG index and unstable carotid plaque. Methods A total of 12 068 participants were enrolled. Carotid ultrasound was used to determine the stability of carotid plaque. Logistic regression was used to analyze the relationship between the TyG index and unstable carotid plaque. The relationship between the TyG index and unstable carotid plaque was evaluated according to sex, age, and glucose metabolism states. Further, the dose–response relationship between the TyG index and unstable carotid plaque was also determined by restrictive cubic splines. Results Of the 12 068 participants, 11 601 had stable carotid plaque and 467 had unstable carotid plaque. In several different adjustment models, the TyG index is significantly related to the risk of unstable carotid plaque. The association between the TyG index and an unstable carotid plaque was similar between men and women, despite the fact that the odds ratio (OR) tended to be higher in men (OR, 2.80 [95% CI, 2.04–3.83]) than women (OR, 2.07 [95% CI, 1.51–2.82]), and higher in older patients (aged >60 years; (OR, 3.59 [95% CI, 2.74–4.70]) than middle‐aged patients (aged ≤60 years) (OR, 2.00 [95% CI, 1.36–2.95]). The TyG index of patients with different glycemic status was significantly correlated with the risk of unstable carotid plaque, among which the OR value of diabetes (OR, 2.51 [95% CI, 1.87–3.36]) was the highest. The restrictive cubic spline analysis indicated a nonlinear relationship between the TyG index and unstable carotid plaque, with TyG index >8.63 identified as an independent risk factor for unstable carotid plaque. Conclusions The TyG index has a significant association with unstable carotid plaque. The association between the TyG index and unstable carotid plaque is similar between men and women, and the association in older patients is higher than that in middle‐aged patients. In different glycemic status, the association between the TyG index and unstable carotid plaque is highest in patients with diabetes.
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series Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
spelling doaj-art-d55a961e805e43919e25dd5c4eda95c12025-02-04T11:00:01ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802025-02-0114310.1161/JAHA.124.037970Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective StudyGuijun Huo0Jin Zheng1Junjie Cao2Lili Zhang3Zhichao Yao4Yuqi Zeng5Yao Tang6Zhanao Liu7Ziyi Tan8Dayong Zhou9The Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaThe Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Jiangsu ChinaBackground The triglyceride–glucose (TyG) index has been proposed as a reliable marker of insulin resistance. However, its value in patients with carotid plaque stability remains unclear. This study investigated the association between the TyG index and unstable carotid plaque. Methods A total of 12 068 participants were enrolled. Carotid ultrasound was used to determine the stability of carotid plaque. Logistic regression was used to analyze the relationship between the TyG index and unstable carotid plaque. The relationship between the TyG index and unstable carotid plaque was evaluated according to sex, age, and glucose metabolism states. Further, the dose–response relationship between the TyG index and unstable carotid plaque was also determined by restrictive cubic splines. Results Of the 12 068 participants, 11 601 had stable carotid plaque and 467 had unstable carotid plaque. In several different adjustment models, the TyG index is significantly related to the risk of unstable carotid plaque. The association between the TyG index and an unstable carotid plaque was similar between men and women, despite the fact that the odds ratio (OR) tended to be higher in men (OR, 2.80 [95% CI, 2.04–3.83]) than women (OR, 2.07 [95% CI, 1.51–2.82]), and higher in older patients (aged >60 years; (OR, 3.59 [95% CI, 2.74–4.70]) than middle‐aged patients (aged ≤60 years) (OR, 2.00 [95% CI, 1.36–2.95]). The TyG index of patients with different glycemic status was significantly correlated with the risk of unstable carotid plaque, among which the OR value of diabetes (OR, 2.51 [95% CI, 1.87–3.36]) was the highest. The restrictive cubic spline analysis indicated a nonlinear relationship between the TyG index and unstable carotid plaque, with TyG index >8.63 identified as an independent risk factor for unstable carotid plaque. Conclusions The TyG index has a significant association with unstable carotid plaque. The association between the TyG index and unstable carotid plaque is similar between men and women, and the association in older patients is higher than that in middle‐aged patients. In different glycemic status, the association between the TyG index and unstable carotid plaque is highest in patients with diabetes.https://www.ahajournals.org/doi/10.1161/JAHA.124.037970carotid plaque stabilityfasting plasma glucosetriglycerideTyG indexunstable carotid plaque
spellingShingle Guijun Huo
Jin Zheng
Junjie Cao
Lili Zhang
Zhichao Yao
Yuqi Zeng
Yao Tang
Zhanao Liu
Ziyi Tan
Dayong Zhou
Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
carotid plaque stability
fasting plasma glucose
triglyceride
TyG index
unstable carotid plaque
title Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
title_full Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
title_fullStr Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
title_full_unstemmed Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
title_short Association Between Triglyceride–Glucose Index and Carotid Plaque Stability in Different Glycemic Status: A Single‐Center Retrospective Study
title_sort association between triglyceride glucose index and carotid plaque stability in different glycemic status a single center retrospective study
topic carotid plaque stability
fasting plasma glucose
triglyceride
TyG index
unstable carotid plaque
url https://www.ahajournals.org/doi/10.1161/JAHA.124.037970
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