Sex disparities in body composition trends among elementary school students based on grade - Report - MDSpire

Sex disparities in body composition trends among elementary school students based on grade

  • By

  • Stefan Đorđević

  • Bojan Jorgić

  • Saša Milenković

  • Miljan Hadžović

  • Mima Stanković

  • Stănescu Rareș Cristian

  • Coja Daniel Mădălin

  • Ștefănescu Cătălin Aurelian

  • Ilie Onu

  • Daniel-Andrei Iordan

  • June 17, 2026

  • 0 min

Share

Gender Differences in Body Composition Trends Among Elementary School Students

Overview

This study investigates body composition differences between boys and girls in higher elementary grades, revealing significant variations in skeletal muscle mass and body fat. The findings underscore the importance of considering sex differences in monitoring children's health and development.

Background

Understanding body composition trends in children is crucial due to the rising prevalence of obesity and related health issues. As children undergo rapid growth during early adolescence, differences in body composition can impact their health trajectories. This study highlights the need for tailored health assessments that account for sex differences in body composition.

Data Highlights

Parameterp-value
Skeletal Muscle Mass (SMM)< 0.001
Body Fat Mass0.049
Lean Body Mass (LBM)< 0.001
Relative Lean Body Mass (RLBM)< 0.001
Relative Body Fat Mass (RBFM)0.145

Key Findings

  • Significant differences in body composition parameters were observed between boys and girls in grades V to VIII.
  • Boys showed a significant increase in skeletal muscle mass and lean body mass.
  • Girls exhibited a statistically significant increase in body fat percentage.
  • Relative body fat mass did not show significant differences across sexes.
  • Monitoring body composition in children should consider sex-specific trends to address health risks effectively.

Clinical Implications

Healthcare professionals should incorporate sex-specific assessments of body composition in pediatric evaluations. Understanding these differences can aid in developing targeted interventions to combat obesity and promote healthy growth in children.

Conclusion

The study highlights critical sex differences in body composition among elementary school students, emphasizing the need for tailored health monitoring strategies. These findings are essential for addressing the growing public health concern of childhood obesity.

Related Resources & Content

  1. Author(s)/Org, Source, Year -- Title
  2. Author(s)/Org, Source, Year -- Title
  3. Author(s)/Org, Source, Year -- Title
  4. Author(s)/Org, Source, Year -- Title
  5. CDC, Evaluation and Treatment for Child Obesity, 2023 -- Clinical Guidance
  6. Author(s)/Org, Source, Year -- Title
  7. Author(s)/Org, Source, Year -- Title
  8. Evaluation and Treatment for Child Obesity | Obesity | CDC
  9. Timing, velocity, and magnitude of pubertal changes in body composition: a longitudinal study | Pediatric Research
  10. Effects of exercise on multiple health outcomes in children and adolescents with overweight or obesity: a meta-analysis of 176 randomized controlled trials and its implications for global obesity prevention | International Journal of Behavioral Nutrition and Physical Activity | Springer Nature Link

Original Source(s)

Related Content