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Visceral adiposity index and prognosis among patients with ischemic heart failure

Patrícia Vogel1, Airton Stein2, Aline Marcadenti3

  • 1BSc. Specialist in Clinical Nutrition, Institute of Education and Research, Hospital Moinhos de Vento (IEP/HMV), Porto Alegre, RS, Brazil.

Sao Paulo Medical Journal = Revista Paulista De Medicina
|May 19, 2016
PubMed

Insights

The visceral adiposity index (VAI) may predict better outcomes in ischemic heart failure patients. Higher VAI was associated with a significantly lower risk of death in this cohort study.

Area of Science:

  • Cardiology
  • Obesity Research
  • Prognostic Biomarkers

Background:

  • The obesity paradox is recognized in heart failure, but optimal obesity indicators remain unclear.
  • Identifying reliable markers is crucial for risk stratification in heart failure patients.

Purpose of the Study:

  • To investigate the association between various obesity indices and mortality in heart failure patients.
  • To determine if specific obesity indicators can predict prognosis in this population.

Main Methods:

  • A cohort study involving 116 heart failure patients (aged 30-85) was conducted.
  • Evaluated anthropometric and clinical data, calculating indices like VAI and LAP.
  • Survival analyses were performed using Cox regression and Kaplan-Meier curves.

Main Results:

  • Patients with ischemic heart failure who survived had higher baseline VAI compared to those who died.
  • A VAI above 1.21 was associated with a 78% reduction in mortality risk (HR 0.12; P=0.02).
  • Kaplan-Meier curves indicated a better prognosis for patients with higher VAI (P=0.005).

Conclusions:

  • Visceral adiposity index (VAI) shows promise as a predictor of improved prognosis in ischemic heart failure.
  • VAI may be a valuable tool for risk assessment and management in this patient group.
Abstract

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