Résumé :
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[BDSP. Notice produite par INIST-CNRS H7R0xB7D. Diffusion soumise à autorisation]. Objectives. To aid future policy and intervention initiatives, we studied the prevalence and correlates of overweight and obesity among participants in the South African National Youth Risk Behaviour Survey in 2002 and 2008. Methods. The survey collected data from nationally representative cross-sectional samples of students in grades 8 through 11 (n =9491 in 2002 and 9442 in 2008) by questionnaire and measurement of height and weight. We stratified data on overweight and obesity rates by age, socioeconomic status, and race/ethnicity. Results. Among male adolescents, overweight rates increased from 6.3 % in 2002 to 11.0 % in 2008 (P <. among female adolescents overweight rates increased from in to obesity more than doubled male and rose we observed a doseresponse relationship across socioeconomic categories. of were significantly higher urban youths rural conclusions. south africa is experiencing chronic disease risk transition. further research needed better understand effectively address this rapid change.>
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