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Author Spotlight: Unveiling Prognostic Indicators in Heart Failure - The Role of Phase Angle and Bioelectrical Impedance Analysis
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Author Spotlight: Unveiling Prognostic Indicators in Heart Failure - The Role of Phase Angle and Bioelectrical Impedance Analysis

Published on: June 30, 2023

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Diagnostic Accuracy of a Clinical Scoring Scheme in Childhood Heart Failure

R D Luke1, S I Omokhodion2, O O Ogunkunle2

  • 1Department of Paediatrics, Division of Paediatric Cardiology, University College Hospital, Ibadan, Nigeria and Department of Paediatrics, College of Medicine and Allied Health Sciences, University of Sierra Leone, New England Ville, Freetown, Sierra Leone.

West African Journal of Medicine
|January 19, 2021
PubMed

Insights

A new clinical scoring scheme accurately diagnoses heart failure in infants. The Ibadan Childhood Heart Failure Index (ICHFI) is a sensitive and specific tool for early detection, even in resource-limited settings.

Area of Science:

  • Pediatric Cardiology
  • Clinical Diagnostics
  • Biomarker Research

Background:

  • Heart failure presents a significant global health challenge, particularly in diagnosing pediatric patients.
  • There is a critical need for a standardized, sensitive, and specific diagnostic method for heart failure in children that requires minimal equipment.

Purpose of the Study:

  • To evaluate the diagnostic accuracy of a clinical scoring scheme, the Ibadan Childhood Heart Failure Index (ICHFI), for heart failure in infants.
  • To validate the ICHFI against B-type natriuretic peptide (BNP) levels as the gold standard in a Nigerian pediatric population.

Main Methods:

  • A cohort of 45 infants with suspected heart failure was assessed using the ICHFI in Ibadan, Nigeria.
  • Plasma BNP levels were measured in these infants and compared to 45 age-matched healthy controls.
  • Correlation and receiver operating characteristic (ROC) curve analyses were performed to determine ICHFI accuracy.

Main Results:

  • A strong positive correlation (r=0.920, P=0.000) was observed between ICHFI scores and plasma BNP levels.
  • At a cut-off score of 2, the ICHFI demonstrated high sensitivity (97.6%), specificity (89.8%), and negative predictive value (97.8%).
  • The area under the ROC curve (AUC) was 0.978, indicating excellent diagnostic performance.

Conclusions:

  • The ICHFI is a highly accurate tool for diagnosing heart failure in infants.
  • The ICHFI is recommended for primary care and resource-limited settings for rapid diagnosis, severity assessment, and treatment monitoring of pediatric heart failure.
Abstract

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