在中高中过渡期间,青少年饮食质量的变化
Jessica E Decker1, Knashawn Morales2, Emily Moll1
1Division of Gastroenterology, Hepatology, and Nutrition, Children's Hospital of Philadelphia, Philadelphia, PA.
Journal of nutrition education and behavior
|December 5, 2025
概括
青少年的饮食质量保持稳定,但在学校过渡期间仍然很低,周末营养不佳,特别是那些来自较低社会经济背景的人.
科学领域:
- 青少年营养 青少年营养
- 公共卫生 公共卫生
- 饮食中的社会人口学因素
背景情况:
- 饮食质量对于青少年健康至关重要.
- 了解在关键的中高中过渡期间饮食的变化是很重要的.
- 社会人口学因素可能会影响青少年的饮食模式.
研究的目的:
- 为了研究从八年级到九年级的饮食质量的变化.
- 在这个过渡期间,研究饮食质量与社会人口统计因素之间的关联.
主要方法:
- 有112名参与者的观察性研究,在八年级招募并跟踪到九年级.
- 使用2015年健康饮食指数 (HEI) 评估的饮食质量,基于3天的饮食回忆.
- 线性混合效应模型分析了饮食质量的变化以及与社会人口统计数据和区域贫困指数的关联.
主要成果:
- 从八年级到九年级,HEI-2015的平均分数保持稳定,但在周末的日子里显著下降.
- 一些HEI-2015组件分数从八年级下降到九年级,特别是在周末的日子里.
- 大多数社会人口统计学因素与饮食质量得分没有显著关联.
结论:
- 青少年的饮食质量通常很低,在中高中过渡期间没有改善.
- 饮食质量在周末日和来自较低社会经济水平家庭的青少年中明显较差.
- 干预措施应针对特定的饮食成分,并考虑社会人口背景,以改善青少年营养.
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