在澳大利亚包装食品供应中,澳大利亚饮食指南与NOVA分类系统之间的协调程度
Hillary Nguyen1,2, Alexandra Jones1, Eden M Barrett1
1The George Institute for Global Health, University of New South Wales, Sydney, New South Wales, Australia.
概括
澳大利亚饮食指南显示与超加工食品的NOVA分类相适度一致. 这表明需要更新指南,以更好地建议澳大利亚人消费这些食物.
科学领域:
- 营养科学 营养科学
- 公共卫生政策 公共卫生政策
- 食品分类系统 食品分类系统
背景情况:
- 澳大利亚饮食指南正在进行修订,超加工食品被确定为一个关键的行动领域.
- 了解现有指南与食品加工分类之间的协调对于公共卫生建议至关重要.
研究的目的:
- 评估澳大利亚饮食指南与包装食品的NOVA分类系统之间的一致性.
- 评估当前的指导方针如何根据食品的加工水平来解决食品的健康问题.
主要方法:
- 使用了澳大利亚FoodSwitch数据集 (28,071个产品).
- 使用澳大利亚饮食指南 (核心/自由裁量) 和NOVA系统 (非超加工/超加工) 分类的产品.
- 使用kappa统计数据评估的协议.
主要成果:
- 在澳大利亚饮食指南和NOVA系统之间发现了中等一致性 (κ=0.41),产品一致性为69.8%.
- 与核心食品 (59.9%非超加工) 相比,对可自由选择的食品 (80.6%超加工) 的调整更高.
- 在糖果,特定饮食用途的食品和蛋制品中对齐最强;在便利食品,糖和谷物制品中不一致.
结论:
- 适度的调整表明有机会将超加工食品的具体建议纳入澳大利亚饮食指南.
- 解决不一致性可以改善澳大利亚人将超加工食品纳入健康饮食的指导.
- 根据加工水平改进指导方针可以提高公共卫生营养策略.
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