Background The breakfast is the most important meal of the day, and its quality is essential for children and adolescents to maintain proper health condition. However, the nutritional composition of breakfast remains poorly studied. The aim of this study was to characterize the nutritional quality of Brazilian adolescents’ breakfast. Methods This is a cross-sectional study, conducted in 2005, including 1133 students from public schools, between 10 and 14?years old, in Niterói, Brazil. Information regarding breakfast consumption was obtained using 24-h dietary recall. Cluster analysis was applied to characterize the breakfast nutritional profiles. Results Of the sample, 16?% did not have breakfast on the survey day, and skipping breakfast was more frequent among overweight than among of normal-weight individuals (20 vs. 15?%; P =?0.04) as well as among those studying in the morning shift compared to adolescents studying in the afternoon shift (18 vs. 10?%; P Conclusions The dietary breakfast choices were related with the daily energy and nutrient intake and the type of beverage characterized the breakfast food selection among Brazilian adolescents.
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机译：背景早餐是一天中最重要的一餐，其质量对于儿童和青少年保持适当的健康状况至关重要。但是，早餐的营养成分仍然缺乏研究。这项研究的目的是表征巴西青少年早餐的营养品质。方法这是一项横断面研究，于2005年进行，包括来自巴西尼泰罗伊的10133岁之间的1133名来自公立学校的学生。有关早餐消费的信息是通过24小时饮食回想获得的。应用聚类分析来表征早餐的营养状况。结果在样本中，有16％的人在调查当天没有吃早餐，超重的人比正常体重的人（20 vs. 15％; P =？0.04）以及那些体重过重的人更不吃早餐。与上午学习的青少年相比，上午学习的青少年（18 vs. 10％; P结论）饮食早餐的选择与每日能量和营养摄入量有关，饮料类型是巴西青少年早餐食物选择的特征。
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