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Biological Maturation and Hormonal Markers, Relationship to Neuromotor Performance in Female Children

Paulo Francisco de Almeida-Neto1, Paulo Moreira Silva Dantas1, Vanessa Carla Monteiro Pinto1

  • 1Department of Physical Education-Federal University of Rio Grande do Norte, Natal UFRN59064-741, RN, Brazil.

International Journal of Environmental Research and Public Health
|May 14, 2020
PubMed

Insights

Hormonal markers and biological maturation significantly influence neuromotor abilities in young females. Hormones, particularly, showed a strong predictive potential for upper limb performance, highlighting their crucial role in development.

Area of Science:

  • Pediatric endocrinology
  • Sports science
  • Human motor development

Background:

  • Muscle strength mechanisms impact neuromotor performance and health.
  • Hormonal markers and biological maturation are key interacting factors.
  • Understanding these interactions is crucial for optimizing youth development.

Purpose of the Study:

  • To investigate the relationship between hormonal markers and biological maturation on neuromotor abilities in young females.
  • To quantify the predictive power of maturation and hormones on specific neuromotor skills.

Main Methods:

  • Cross-sectional study involving 44 female participants aged 11.5 ± 1.5 years.
  • Biochemical analysis of hormone levels (estradiol, testosterone).
  • Anthropometric assessment of skeletal (bone age) and somatic maturation (peak growth velocity).
  • Evaluation of upper and lower limb muscular power, and speed with change of direction.

Main Results:

  • Bone age correlated significantly with estradiol and testosterone levels.
  • Peak growth velocity showed a positive correlation with estradiol.
  • Lower and upper limb power positively correlated with estradiol and testosterone, mirroring maturation effects.
  • Artificial neural networks indicated maturation predicts 57.4%-76% of neuromotor performance, while hormones predict >95% for upper limb performance.

Conclusions:

  • Hormonal markers are closely related to maturational development and bone age in young females.
  • Hormones, especially estradiol and testosterone, play a significant role in developing neuromotor abilities, particularly limb power.
  • Hormonal markers demonstrate a superior predictive capacity for upper limb neuromotor performance compared to maturation alone.

Keywords:
estradiolsports performancetestosteroneyoung

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