Associa o entre insatisfa o com a imagem corporal e indicadores antropométricos em adolescentes Association between body image dissatisfaction and anthropometric indicators in adolescents

O objetivo foi verificar a associa o entre a insatisfa o com a imagem corporal, o índice de massa corporal (IMC), a adiposidade corporal e a obesidade abdominal em adolescentes. Participaram 637 adolescentes (11-17 anos) de ambos os sexos. Foram medidos massa corporal, estatura, perímetro do abd men, dobras cutaneas do tríceps e perna medial e, coletadas informa es referentes a imagem corporal. O IMC, a obesidade abdominal e a adiposidade corporal foram usados como referência em rela o ao desfecho. A prevalência de insatisfa o com a imagem corporal foi de 60% (rapazes = 54,3%, mo as = 65,2%; p < 0,05). Os rapazes com IMC baixo e obesidade abdominal apresentaram, respectivamente, 4,31 e 4,93 vezes mais chance de insatisfa o corporal. As mo as com IMC alto e adiposidade corporal alta apresentaram, respectivamente, 6,81 e 1,95 vezes mais chance de insatisfa o corporal. Enquanto nos rapazes o IMC baixo e a obesidade abdominal apresentaram associa o com a insatisfa o corporal; nas mo as o IMC e a adiposidade corporal elevados estiveram associados. The aim of this study was to evaluate the association between body image dissatisfaction, body mass index (BMI), body adiposity and abdominal obesity in adolescents. A total of 637 adolescent boys and girls (11-17 years) participated. Measures of body weight, height, waist circumference, triceps and medial calf skinfold thickness and, body image were collected. BMI, abdominal obesity and body adiposity were used as references in relation to the outcome. The prevalence of body image dissatisfaction was 60% (boys = 54.3%; girls = 65.2%, p < 0.05). Boys with a low BMI and abdominal obesity presented a 4.31 and 4.93 times higher probability of body image dissatisfaction, respectively. In girls, the probability of body dissatisfaction was 6.81 and 1.95 times higher among those with a high BMI and high body adiposity, respectively. Low BMI and abdominal obesity were associated with body image dissatisfaction in boys, whereas in girls an association was observed with high BMI and high body adiposity.