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[Not Available].

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Summary

Plasma vaspin levels correlate with insulin resistance (IR) in adolescents with high body fat. Higher vaspin concentrations are linked to a reduced risk of IR, influenced by body composition and physical activity.

Keywords:
Vaspin. Risk factors. Insulin resistance. Physical activity. Body fat.

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Area of Science:

  • Endocrinology
  • Adipose tissue biology
  • Adolescent health

Background:

  • Vaspin, an adipocytokine, is implicated in insulin resistance (IR).
  • Understanding vaspin's role in adolescent IR is crucial for metabolic health.
  • Adolescent metabolic health is influenced by body composition, physical activity, and pubertal stage.

Purpose of the Study:

  • To investigate the correlation between plasma vaspin concentrations and IR in adolescents.
  • To determine if body composition, physical activity, and pubertal stage affect the vaspin-IR association.

Main Methods:

  • Study included 484 Brazilian adolescents (aged 10-14 years).
  • Evaluated anthropometric, clinical, biochemical, and lifestyle measurements.
  • Assessed vaspin correlation with IR risk factors and used logistic regression for odds ratios.

Main Results:

  • Vaspin positively correlated with IR in adolescents with high body fat percentage (high %BF).
  • Higher vaspin quartiles (2nd and 3rd) were associated with a lower risk of IR.
  • The association remained significant for the 2nd vaspin quartile when adjusted for %BF and physical activity.

Conclusions:

  • Vaspin correlates with insulin metabolism risk factors in adolescents with high %BF.
  • Vaspin is associated with reduced IR risk, independent of BMI and pubertal stage.
  • Body fat and physical activity influence the association between vaspin and IR in adolescents.