A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease

Abstract Background Triglyceride and glucose (TyG) index and nonalcoholic fatty liver disease (NAFLD) both bave been related to insulin resistance (IR). The study aimed to investigate the longitudinal relationship between TyG index and NAFLD and to evaluate the ability of TyG, through comparing with...

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Main Authors: Rongjiong Zheng, Zhennan Du, Mingming Wang, Yushan Mao, Wenjie Mao
Format: Article
Language:English
Published: BMC 2018-11-01
Series:Lipids in Health and Disease
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12944-018-0913-3
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author Rongjiong Zheng
Zhennan Du
Mingming Wang
Yushan Mao
Wenjie Mao
author_facet Rongjiong Zheng
Zhennan Du
Mingming Wang
Yushan Mao
Wenjie Mao
author_sort Rongjiong Zheng
collection DOAJ
description Abstract Background Triglyceride and glucose (TyG) index and nonalcoholic fatty liver disease (NAFLD) both bave been related to insulin resistance (IR). The study aimed to investigate the longitudinal relationship between TyG index and NAFLD and to evaluate the ability of TyG, through comparing with the predictive value of other indexes, to identify individuals at risk for NAFLD. Methods Four thousand and five hundred thirty nine subjects without NAFLD initially were followed up for 9 years. Cox regression models were used to analyze the risk factors of NAFLD. Results Cox regression analyses indicated the TyG index was independently and positively associated with the risk of incident NAFLD. In receiver operating characteristic (ROC) curve analysis, the optimal cut-off level for TyG to predict incident NAFLD was 8.52 and the area under the ROC curve (AUC) was 0.76 (95% CI 0.74–0.77), which was larger than that of TG, ALT and FPG. Conclusion This study demonstrated that the elevation of the TyG index might predict increase risk for incident NAFLD and it may be suitable as a diagnostic criterion for NAFLD.
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spelling doaj.art-2902591aaf704cd28d233abe2a8735022022-12-22T02:02:33ZengBMCLipids in Health and Disease1476-511X2018-11-011711910.1186/s12944-018-0913-3A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver diseaseRongjiong Zheng0Zhennan Du1Mingming Wang2Yushan Mao3Wenjie Mao4Department of Pulmonology, Ningbo Yinzhou Second HospitalDepartment of Pulmonology, Ningbo Yinzhou Second HospitalDepartment of Pulmonology, Ningbo Yinzhou Second HospitalDepartment of Endocrinology, The Affiliated Hospital of Ningbo University School of MedicineDepartment of Pulmonology, Ningbo Yinzhou Second HospitalAbstract Background Triglyceride and glucose (TyG) index and nonalcoholic fatty liver disease (NAFLD) both bave been related to insulin resistance (IR). The study aimed to investigate the longitudinal relationship between TyG index and NAFLD and to evaluate the ability of TyG, through comparing with the predictive value of other indexes, to identify individuals at risk for NAFLD. Methods Four thousand and five hundred thirty nine subjects without NAFLD initially were followed up for 9 years. Cox regression models were used to analyze the risk factors of NAFLD. Results Cox regression analyses indicated the TyG index was independently and positively associated with the risk of incident NAFLD. In receiver operating characteristic (ROC) curve analysis, the optimal cut-off level for TyG to predict incident NAFLD was 8.52 and the area under the ROC curve (AUC) was 0.76 (95% CI 0.74–0.77), which was larger than that of TG, ALT and FPG. Conclusion This study demonstrated that the elevation of the TyG index might predict increase risk for incident NAFLD and it may be suitable as a diagnostic criterion for NAFLD.http://link.springer.com/article/10.1186/s12944-018-0913-3Nonalcoholic fatty liver diseaseThe triglyceride and glucose indexInsulin resistanceEpidemiology
spellingShingle Rongjiong Zheng
Zhennan Du
Mingming Wang
Yushan Mao
Wenjie Mao
A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
Lipids in Health and Disease
Nonalcoholic fatty liver disease
The triglyceride and glucose index
Insulin resistance
Epidemiology
title A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
title_full A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
title_fullStr A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
title_full_unstemmed A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
title_short A longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
title_sort longitudinal epidemiological study on the triglyceride and glucose index and the incident nonalcoholic fatty liver disease
topic Nonalcoholic fatty liver disease
The triglyceride and glucose index
Insulin resistance
Epidemiology
url http://link.springer.com/article/10.1186/s12944-018-0913-3
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