加拿大学龄前儿童超加工食品摄入量的多层次预测因素
Sara Mousavi1, Zheng Hao Chen1, Zihang Lu2
1Department of Nutritional Sciences, University of Toronto, Toronto, ON, Canada.
Communications medicine
|March 6, 2026
概括
幼儿的超加工食品 (UPF) 摄入量与父母的习惯和邻里环境有关. 降低UPF需要解决超出个人选择的更广泛的粮食系统因素.
科学领域:
- 儿童营养学 儿童营养学
- 公共卫生 公共卫生
- 环境健康 环境健康
背景情况:
- 超加工食品 (UPF) 在现代饮食中普遍存在,对幼儿营养产生重大影响.
- 幼儿时期UPF消费的多层次预测因素,包括家庭和社区因素,需要进一步调查.
研究的目的:
- 确定三岁儿童超加工食品摄入量的多层预测因素.
- 探索家庭行为和社区环境对儿童UPF消费的影响.
主要方法:
- 利用了加拿大儿童队列研究中的2,411名儿童的数据.
- 使用NOVA分类系统评估UPF摄入量.
- 采用机器学习进行变量选择和混合效应模型以识别独立预测因素.
主要成果:
- 父母因素,如产前的UPF摄入量和父亲的西方饮食坚持,与儿童的UPF摄入量更高有关.
- 较短的母乳养,较长的屏幕时间和较大的兄弟姐妹也与增加的UPF消费相关.
- 社区更好的就业机会和新鲜食品市场与较低的UPF摄入量有关.
结论:
- 儿童早期的UPF摄入量来自家庭行为和建筑环境特征的结合.
- 干预措施应针对食品系统的设计,考虑影响健康食品获取的时间需求和基础设施.
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