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Rev. bras. saúde matern. infant ; 14(2): 173-181, Apr-Jun/2014. tab, graf
Article in Portuguese | LILACS, BVSAM | ID: lil-716366

ABSTRACT

Avaliar a capacidade dos indicadores antropométricos e pontos de corte na predição da síndrome metabólica (SM) em crianças e adolescentes. Métodos: estudo transversal, envolvendo amostra probabilística de 879 crianças e adolescentes de ambos os sexos. Dados metabólicos, antropométricos e sociodemográficos foram coletados. Para diagnóstico da SM, foi utilizada a definição modificada do National Cholesterol Education Program's Adult Treatment Panel III (NCEP-ATP III). A capacidade dos indicadores antropométricos na predição do SM foi avaliada por meio da curva Receiver Operating Characteristic (ROC). Resultados: a prevalência de SM foi de 6,6 por cento. Na predição da SM, a área sob a curva ROC foi de 0,79 (0,72; 0,85) para índice de massa corporal (IMC), de 0,79 (0,73; 0,85) para circunferência da cintura (CC) e de 0,83 (0,78; 0,89) para circunferência da cintura corrigida pela estatura (RCE). O ponto de corte identificado para RCE na predição da SM foi de 0,448 (ambos os gêneros). Conclusões: todos os indicadores antropométricos utilizados, com pequena superioridade da RCE, foram bons preditores da SM. O ponto de corte identificado para RCE na predição da SM aproxima-se daquele proposto por alguns autores como universal. Sugere-se o uso deste índice dado a sua simples operacionalidade em estudos clínicos e epidemiológicos como preditor da SM...


Objectives: to assess the capacity of anthropometric indicators to predict metabolic syndrome in children and adolescents and to establish cut-off points. Methods: a cross-sectional study was carried out with a probabilistic sample of 879 children and adolescents of both sexes. Metabolic, anthropometric and socio-demographic data were gathered. Diagnosis of metabolic syndrome was carried out using the modified definition of the National Cholesterol Education Program 's Adult Treatment Panel III (NCEP-ATPIII). The capacity of anthropometric indicators to predict metabolic syndrome was assessed using the Receiver Operating Characteristic (ROC) curve. Results: the prevalence of metabolic syndrome was 6.6 percent. For prediction of metabolic syndrome, the area under the ROC curve was 0. 79 (0. 72; 0.85) for body mass index, 0. 79 (0.73; 0.85) for waist circumference and 0.83 (0.78; 0.89) for waist circumference corrected for height. The cut-off point identified for waist circumference corrected for height for prediction of metabolic syndrome was 0.448 (for both sexes). Conclusions: all anthropometric indicators used were good predictors of metabolic syndrome, with slightly better results for waist circumference corrected for height. The cut-off point identified for waist circumference corrected for height for prediction of metabolic syndrome was similar to the standard proposed by other authors. It is suggested that this indicator be used in clinical and epidemiological studies as a predictor of metabolic syndrome, since it is simple to measure...


Subject(s)
Humans , Child , Adolescent , Anthropometry , Obesity/epidemiology , Body Weights and Measures/statistics & numerical data , Metabolic Syndrome/diagnosis , Metabolic Syndrome/epidemiology , Waist Circumference , Waist-Height Ratio , Waist-Hip Ratio , Body Mass Index
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