在饮食场合实现高质量的饮食:来自澳大利亚成年人的全国代表性研究的研究结果
Nancy R Tran1, Rebecca M Leech1, Katherine M Livingstone1
1Institute for Physical Activity and Nutrition (IPAN), School of Exercise and Nutrition Sciences, Deakin University, Burwood, VIC, Australia.
The British journal of nutrition
|October 19, 2023
概括
澳大利亚的成年人饮食质量较好,晚餐吃的蔬菜更多,零食吃的可自由选择的食物更少. 这些发现强调了改善饮食的关键饮食场合.
科学领域:
- 营养科学 营养科学
- 公共卫生 公共卫生
- 饮食指南 饮食指南
背景情况:
- 饮食指南旨在促进健康的饮食模式.
- 了解不同水平的食物消费模式对于公共卫生倡议至关重要.
- 以前的研究已经探讨了饮食摄入量,但特定的饮食场合差异需要进一步调查.
研究的目的:
- 根据遵守澳大利亚饮食指南,检查不同饮食场合的食物组消费量如何不同.
- 调查这些消费模式是否因澳大利亚成年人的年龄,性别和教育水平而有所不同.
- 确定特定的饮食场合,为饮食干预提供机会.
主要方法:
- 2011-2012年全国营养和体力活动调查的二次分析 (n=9054).
- 利用一个24小时的饮食回忆,与自我报告的饮食事件.
- 使用饮食指南指数 (DGI) 评估了坚持,并使用基于调查的t测试分析了食品组份量的平均差异.
主要成果:
- 与饮食质量较低的成年人相比,饮食质量较高的成年人晚餐吃的蔬菜更多,零食吃的自由选择食物更少.
- 在饮食质量组之间没有观察到其他食物组 (谷物,乳制品,肉类) 的显著差异.
- 不论教育程度,在午餐,晚餐和零食中,在饮食质量较差的成年人中,随意摄入的食物总是更高.
结论:
- 晚餐是增加澳大利亚成年人蔬菜摄入量的机会.
- 零食是减少任意食物摄入量的关键场合.
- 在晚餐和零食时间进行有针对性的干预可以改善澳大利亚人口的整体饮食质量.
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