Adolescent Overweight and Obesity: Links to Socioeconomic Status and Fruit and Vegetable Intakes
- PMID: 27005654
- PMCID: PMC4808970
- DOI: 10.3390/ijerph13030307
Adolescent Overweight and Obesity: Links to Socioeconomic Status and Fruit and Vegetable Intakes
Abstract
Whether adolescent overweight/obesity is linked to socioeconomic status (SES) and fruit and vegetable (F/V) intakes has not been confirmed. We aimed to determine whether there is an association between SES and adolescent overweight/obesity and to test the mediating effect of F/V intakes. This cross-sectional study included the data of 63,111 adolescents extracted from the 2013 Korea Youth Risk Behavior Web-based Survey. Overweight/obesity was defined as a body mass index ≥ 85th percentile, while F/V intakes were categorized as high (recommended levels: ≥ 1 fruit serving and ≥ 3 vegetable servings per day) versus low. Among girls, low SES (beta = 0.50, p < 0.001) and F/V intakes (beta = -0.17, p = 0.038) were both significantly associated with overweight/obesity; the former association was significantly mediated by F/V intakes (Sobel test: z = 2.00, p = 0.046). Among boys, neither SES nor F/V intakes was significantly associated with overweight/obesity. Adolescent overweight/obesity was significantly linked to low SES and F/V intakes among girls only; low SES indirectly increased the risk of overweight/obesity via low F/V intakes. Therefore, promoting F/V intakes for socially disadvantaged girls should be prioritized as a population-based strategy for preventing adolescent overweight/obesity in South Korea.
Keywords: adolescent; fruit and vegetable intake; obesity; overweight; social class.
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References
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- Kosti R.I., Panagiotakos D.B. The epidemic of obesity in children and adolescents in the world. Cent. Eur. J. Public Health. 2006;14:151–159. - PubMed
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- Ministry of Health and Welfare, Korea Center for Disease Control and Prevention . 2012 Korea National Health and Nutrition Examination Survey. Ministry of Health and Welfare, Korea Center for Disease Control and Prevention; Seoul, Korea: 2012.
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