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Clinically relevant body composition methods for obese pediatric patients.

Alexandra Kreissl1, Anselm Jorda2, Katharina Truschner2

  • 1Department of Pediatrics and Adolescent Medicine, Division of Pediatric Pulmology, Allergology and Endocrinology, Medical University of Vienna, Waehringer Guertel 18-20, 1090, Vienna, Austria. alexandra.kreissl@meduniwien.ac.at.

BMC Pediatrics
|March 23, 2019
PubMed
Summary
This summary is machine-generated.

Body composition measurement in obese children using TANITA scales and BIA-BIACORPUS showed low agreement. Consistent device use is crucial for comparable results in pediatric obesity management.

Keywords:
Bioelectrical impedance analysisBody compositionBody fat percentageFat massPediatric obesity

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Area of Science:

  • Pediatric Endocrinology
  • Body Composition Analysis
  • Obesity Research

Background:

  • No established gold standard for body composition measurement in pediatric obesity.
  • Need for reliable methods to assess body composition in this population.

Purpose of the Study:

  • To compare two bioelectrical impedance analysis (BIA) techniques (TANITA scale and BIA-BIACORPUS) in obese children and adolescents.
  • To identify differences in body composition measurements between the two methods.

Main Methods:

  • Cross-sectional study involving 38 obese children and adolescents (age 10-18 years).
  • Body composition assessed using TANITA scale and BIA-BIACORPUS.
  • Statistical analysis including Bland Altman plots to assess agreement.

Main Results:

  • Significant gender differences observed in fat-free mass, total body water, and basal metabolic rate.
  • TANITA scale overestimated body fat percentage, fat mass, and basal metabolic rate compared to BIA-BIACORPUS.
  • TANITA scale underestimated fat-free mass compared to BIA-BIACORPUS.
  • Low agreement between the two BIA methods was demonstrated.

Conclusions:

  • Significant discrepancies exist between TANITA scale and BIA-BIACORPUS for body composition measurement in pediatric obesity.
  • Consistent use of the same device is recommended for reliable and comparable results.
  • Bioelectrical impedance analysis is a feasible, safe, and efficient method for clinical routine in obese pediatric patients.