HOME > EDICIONES > Año 2006, Volumen 56 - Número 2
Trabajos de Investigación
Patrones alimentarios y su relación con sobrepeso y obesidad en niñas chilenas de nivel socioeconómico medio alto
Lydia Lera Marqués, Sonia Olivares Cortés, Bárbara Leyton Dinamarca, Nelly Bustos Zapata Laboratorio de Epidemiología Nutricional y Genética, Laboratorio de Estadística. Instituto de Nutrición y Tecnología de los Alimentos (INTA), Universidad de Chile. Santiago, Chile.
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SUMMARY Dietary patterns and its relation with overweight and obesity in Chilean girls of medium-high socioeconomic level The aim of the present study was to identify dietary patterns in girls and to assess their association with obesity or overweight. A school-based sample of 108 girls between 8 and 11 years of medium-high socioeconomic level was selected in Santiago, Chile. The body mass index was calculated and a quantified food frequency and physical activity questionnaires (validated in the FAO/MINEDUC/INTA Project Nutritional Education in primary schools) were applied. Four distinct dietary factors or patterns were obtained explaining 54% of the total variation using factorial analysis. The first factor was characterized by an energy-dense diet (high consumption of fat foods, ice creams, chocolates, French fries, snacks). The second factor represented a healthy diet (dairy products, fruits and salads). The third factor represented intake of soft drinks (either with or without sugar). The fourth factor represented a diet rich in calories and sugars (bread, sausages, sweets). The association between the four dietary factors and overweight/obesity was assessed through logistic regression models. The first factor, energy-dense foods, was the only one significantly associated with the presence of obesity (OR = 1.86; 95% CI: 1.12 – 3.09). The results of this research about dietary patterns are consistent with studies carried out in other countries.
Key words: Factorial analysis, logistic regression, dietary patterns, obesity, children.
Recibido: 01/02/2006 Aceptado: 28/05/2006
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ALAN-VE ISSN 0004-0622 - Depósito Legal: pp 199602DF83
Sociedad Latinoamericana de Nutrición
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