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Assessment of Child Anthropometry in a Large Epidemiologic Study

Assessment of Child Anthropometry in a Large Epidemiologic Study

Published on: February 2, 2017

Stabilization of BMIz Score is Associated with a Decrease in Visceral Fat in Children with Obesity.

Yashoda Naik¹, David B Allen¹, Jens Eickhoff²

¹Department of Pediatrics, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA.

Hormone and Metabolic Research = Hormon- Und Stoffwechselforschung = Hormones Et Metabolisme

|June 3, 2020

Summary

This summary is machine-generated.

Preventing an increase in Body Mass Index z-score (BMIz) in obese children significantly reduces visceral fat and improves cardiovascular fitness (CVF), even without changes in total body fat. Maintaining a stable BMIz is a key initial goal for improving health outcomes.

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Area of Science:

Pediatrics
Obesity Research
Cardiovascular Health

Background:

Body Mass Index z-score (BMIz) is a standard metric for assessing childhood obesity.
The relationship between BMIz score changes and visceral fat changes in children is not well-established.
Lifestyle interventions are crucial for managing childhood obesity.

Purpose of the Study:

To investigate changes in visceral fat, cardiovascular fitness (CVF), and metabolic health over six months.
To compare outcomes between children with stable/decreased BMIz versus those with increased BMIz.

Main Methods:

Ninety children with obesity underwent a 6-month lifestyle intervention.
Assessments included dual X-ray absorptiometry (DXA) for body fat, sub-maximal VO2 for CVF, and metabolic markers.
Children were grouped based on BMIz change: stable/decreased vs. increased.

Main Results:

The stable/decreased BMIz group showed a significant reduction in visceral fat (-258±650 g) compared to the increased BMIz group (+137±528 g).
Cardiovascular fitness (CVF) significantly increased in the stable/decreased BMIz group (+1.2 ml/kg/min), but not in the increased BMIz group.
No significant changes in total body fat or metabolic markers were observed between groups.

Conclusions:

Preventing BMIz increase in obese children is associated with significant visceral fat reduction and improved CVF, independent of total body fat changes.
Achieving stable BMIz and enhancing fitness are critical initial targets in lifestyle interventions for obese children.
These findings highlight the importance of BMIz management for improving cardiovascular and metabolic health in pediatric obesity.