交通灯标签和增加健康范围对自动售货机饮料选择的影响
Ryan Calabro1, Eva Kemps1, Ivanka Prichard2
1Psychology, College of Education, Psychology and Social Work, Flinders University, Adelaide, SA5001, Australia.
Public health nutrition
|April 8, 2024
概括
将交通灯标签与更广泛的健康饮料选择相结合,显著提高了自动售货机中的健康选择. 这种双重方法比单独的两种策略更有效地促进更好的营养.
科学领域:
- 营养科学 营养科学
- 行为经济学是一种行为经济学.
- 公共卫生干预 公共卫生干预
背景情况:
- 不健康的饮料消费是一个重大的公共卫生问题.
- 售货机经常提供有限的健康选择.
- 营养标签和产品的可用性是行为改变的潜在杆.
研究的目的:
- 评估交通信号标签的有效性和在自动售货机选择中扩大健康饮料的范围.
- 确定这些干预措施单独或组合更有效.
主要方法:
- 与大学生和调查参与者进行的两项在线研究 (N=978).
- 使用了与数字自动售货机显示器的实验对象之间的实验设计.
- 根据交通灯标签的存在和健康选择的比例评估饮料选择.
主要成果:
- 单单是交通灯标签并没有显著影响选择 (P=0.074).
- 增加健康饮料的范围显著增加了更健康的选择 (P=0.003,OR=3.27).
- 交通信号标签和增加健康范围的组合显著提高了健康饮料的选择 (P<0.001,OR=4.83).
结论:
- 交通灯标签和增加健康选择在一起实施时最有效.
- 综合干预既提供营养信息,也为健康选择提供了更大的机会.
- 这一战略为减少不健康饮料消费提供了一个有希望的方法.
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