Lipids & metabolic liver disease

Association between triglyceride-glucose (TyG) related indices and cardiovascular diseases and mortality among individuals with metabolic dysfunction-associated steatotic liver disease: a cohort study of UK Biobank

Cardiovasc DiabetolPublished Prospective cohort study

Authors' conclusion

TyG-related indices, especially TyG-WC and TyG-WHtR, had significant predictive values for the risk of incident CVD and mortality in individuals with MASLD. TyG-related indices may serve as effective surrogate predictors of CVD and mortality in MASLD patients.

Study context

Population
MASLD patients free of cardiovascular disease (CVD) at baseline, UK Biobank; median age 58.0 years
Participants
97,331 patients
Exposure
Fourth vs first quartile of TyG-related indices
Outcome
Overall CVD, CHD, stroke, all-cause mortality and cardiovascular mortality
Follow-up
Median 13.56 years
Methodological detailsUK Biobank
  • UK Biobank

Main finding

As reported in the abstract

Overall CVD
Estimate (95% CI)
Q4vs Q1
HR (TyG) 1.19(1.13–1.25)
Q4vs Q1
HR (TyG-BMI) 1.35(1.28–1.42)
Q4vs Q1
HR (TyG-WC) 1.33(1.26–1.40)
Q4vs Q1
HR (TyG-WHtR) 1.39(1.32–1.46)
Incident cases: overall CVD
13,256
Incident cases: Coronary heart disease (CHD)
10,980
Incident cases: stroke
2,926
Incident cases: all-cause mortality
8,809
Incident cases: cardiovascular mortality
1,796

Observational data: associations, not effects.

Further findings

Dose-response (restricted cubic spline (RCS))

Nonlinear association of TyG with CVD outcomes (all P for nonlinearity < 0.05)
Linear trends of TyG-BMI, TyG-WC, TyG-WHtR with CVD outcomes (all P for nonlinearity > 0.05, except TyG-WC with stroke)

Predictive performance (C-index, net reclassification index (NRI), IDI)

TyG-WC and TyG-WHtR had significantly higher C-index, NRI and IDI for CVD and mortality

Original publication

Association between triglyceride-glucose (TyG) related indices and cardiovascular diseases and mortality among individuals with metabolic dysfunction-associated steatotic liver disease: a cohort study of UK Biobank. Cardiovasc Diabetol. Published 13 January 2025. doi:10.1186/s12933-024-02572-w

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