Association between triglyceride glucose-body mass index and long-term adverse outcomes of heart failure patients with coronary heart disease

Cardiovasc DiabetolPublished Prospective cohort study

Authors' conclusion

This study reveals a nonlinear association between the TyG-BMI index and both all-cause mortality and HF rehospitalization in HF patients with CHD, positioning the TyG-BMI index as a significant prognostic marker in this population.

Study context

Population
Heart failure (HF) patients with coronary heart disease (CHD)
Participants
823 patients
Exposure
Triglyceride glucose-body mass index (TyG-BMI) index and long-term outcomes
Outcome
All-cause mortality and HF rehospitalization
Follow-up
9.4 years
Methodological detailssingle-centre
  • Single-centre

Main finding

As reported in the abstract

9.4 years
Deaths
425
Rehospitalized due to HF
484
Reverse J-shaped relationship with all-cause mortality: decreased risk with higher TyG-BMI below 240.0, adjusted HR
0.90 (95% CI 0.86-0.93; Log-likelihood ratio p = 0.003)
U-shaped relationship with HF rehospitalization, inflection point 228.56: below, adjusted HR
0.95 (95% CI 0.91-0.98)
HF rehospitalization above inflection point 228.56, adjusted HR
1.08 (95% CI 1.03-1.13; Log-likelihood ratio p < 0.001)

Observational data: associations, not effects.

Original publication

Association between triglyceride glucose-body mass index and long-term adverse outcomes of heart failure patients with coronary heart disease. Cardiovasc Diabetol. Published 9 May 2024. doi:10.1186/s12933-024-02213-2

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