使用决策树分析评估日常饮食模式对整体饮食质量的评估
Annie W Lin1, Christopher A Colvin2, Hrishikesh Kusneniwar3
1The Hormel Institute, University of Minnesota, Austin, MN, United States; Department of Preventive Medicine, Northwestern University, Chicago, IL, United States.
The American journal of clinical nutrition
|July 28, 2024
概括
在特定的时间吃特定的食物,比如早餐的全谷物或晚餐的植物蛋白,与更好的饮食质量有关. 饮食时间和食物选择显著影响整体饮食模式.
科学领域:
- 营养科学 营养科学
- 公共卫生 公共卫生
- 饮食评估 饮食评估
背景情况:
- 新出现的证据将饮食时间与改善饮食质量联系在一起.
- 要了解饮食期间特定的食物消费如何影响饮食质量,需要进一步调查.
研究的目的:
- 调查一天一天的饮食模式与饮食质量之间的关联.
- 识别特定的食物类型和饮食情节,预测更高的饮食质量.
主要方法:
- 使用决策树模型与来自2015-2017年国家健康和营养检查调查 (NHANES) 的24小时饮食回忆数据.
- 输入参数包括16个食物组和12个进食情节.
- 通过2020年健康饮食指数 (HEI-2020) 评估饮食质量.
主要成果:
- 分析包括来自9,347名美国成年人 (≥18岁) 的12,597个饮食回忆.
- 早餐全谷物摄入量,较低的固体脂肪摄入量 (<8.94g) 和晚餐植物蛋白摄入量是较高饮食质量的显著预测因素.
- 餐饮和零食事件显示,食品组的多样性最大,有助于HEI-2020得分.
结论:
- 每天的饮食模式,包括食物类型和时间,与饮食质量有很大关系.
- 研究结果表明,针对特定食物类型和食时间的干预措施可以改善整体饮食质量.
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