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Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
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Heart failure can be classified in various ways, with the most common classifications based on physical activity limitations, disease progression, severity, and treatment strategies.The Functional Classification of Heart Failure divides patients into four categories based on physical activity limitation due to symptom burden.Class I: Patients in this class have cardiac disease but no physical activity limitations. Ordinary activities like walking, climbing stairs, or routine tasks do not cause...
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Associations Between Controlling Nutritional Status and Allostatic Load With Heart Failure Across Different

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Depression influences the link between nutritional status and heart failure risk. Controlling nutritional status (CONUT) and allostatic load (AL) are not effective heart failure predictors in depressed individuals.

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Area of Science:

  • Cardiology
  • Psychiatry
  • Public Health

Background:

  • Controlling nutritional status (CONUT) and allostatic load (AL) indices correlate with heart failure (HF).
  • Depressive status may influence metabolic dysregulation and its association with HF.
  • This study investigates if depressive status modulates the relationship between CONUT, AL, and HF.

Purpose of the Study:

  • To examine the association between CONUT, AL, and HF.
  • To determine if depressive status moderates these associations.
  • To evaluate the predictive performance of CONUT and AL for HF in individuals with and without depressive status.

Main Methods:

  • Analysis of 4632 participants from the NHANES (2005-2018).
  • Binary logistic regression and restricted cubic spline (RCS) models were used.
  • Subgroup analyses, ROC curves, NRI, and IDI were employed to assess predictive performance.

Main Results:

  • Both CONUT and AL showed positive associations with HF (OR > 1, p < 0.001).
  • Depressive status significantly moderated the CONUT-HF association (p for interaction = 0.035).
  • CONUT and AL had limited predictive performance for HF in the depressive subgroup (AUC = 0.6048).

Conclusions:

  • CONUT and AL are positively associated with HF in the general population.
  • Depressive status attenuates the CONUT-HF association.
  • Screening for depression is crucial for individuals with high CONUT and AL for accurate HF risk prediction.