Relação entre gordura corporal e maturação sexual de adolescentes

• Autor(a) principal: Gentil, Milena Silva
• Data de Publicação: 2017
• Tipo de documento: Trabalho de conclusão de curso
• Idioma: por
• Título da fonte: Repositório Institucional da UFS
• Texto Completo: http://ri.ufs.br/jspui/handle/riufs/7711
• topic: Adolescentes; Composição corporal; Obesidade nos adolescentes; Puberdade; Gordura corporal; Estado nutricional; Adolescent; Body composition; Puberty; Body fat; Nutritional status

Introduction: The excess weight is a health problem growing among adolescent pubic, being an important risk factor for the development of diseases, as well as adulthood. Therefore, the evaluation of nutritional status and body composition are indispensable at the investigation of the health status of adolescents. Objective: Analyze the association between nutritional status, body composition and sexual maturation in adolescents. Methodology: This is a cross-sectional study, conducted with 185 adolescents aged 10 to 15 years, from a public school at Lagarto-SE. The anthropometric evaluation included weight and height for the calculation of the Body Mass Index (BMI); tricipital and subscapular skinfolds, aiming to estimate the percentage of body fat (%BF); waist circumference; and stage of sexual maturation. Descriptive statistics, Chi-Square test and multiple linear regression were used for data analysis. Results: The prevalence of excess weight was 23.3%, being higher among girls (26.4%). Regarding body composition, 66.5% of adolescents presented a high %BF, also higher among girls (82.1%, p<0.001) and there were an association between excess weight with excess GC and abdominal obesity (p<0.001). It was observed that the %BF had a greater influence of BMI and age among boys and BMI and maturational stage among girls (p<0.001). When relating nutritional status and sexual maturation, 48.8% of excess weight individuals were at peak of growth velocity. Conclusion: The puberty exerts a significant influence on the body composition of the adolescents, and it is evaluation during nutritional care is essential, especially in females, due to the remarkable association between the final stage of sexual maturation and overweight.