跨群体的家庭食品浪费模式:基于计划行为理论的聚类分析构建和购物特征
Xuerui Yang1, Catherine G Campbell1, Cody Gusto1,2
1Department of Family, Youth and Community Sciences, Institute of Food and Agricultural Sciences, University of Florida, Gainesville, FL 32611, USA.
Foods (Basel, Switzerland)
|November 27, 2025
概括
了解消费者行为是减少家庭食物浪费的关键. 这项研究确定了三个不同的消费者群体,其中"年轻浪费者"的食物浪费频率最高,突出了针对性干预的必要性.
科学领域:
- 消费者行为科学 消费行为科学
- 食品废弃物管理 食品废弃物管理
- 行为的社会经济决定因素.
背景情况:
- 家庭食品浪费是一个重要的环境和经济问题.
- 以前的研究表明,计划行为理论 (TPB) 构造和购物习惯会影响食物浪费,但社会人口统计学因素显示相关性较弱.
- 了解不同的消费者群体对于制定有效的食物浪费减少策略至关重要.
研究的目的:
- 根据计划行为理论 (TPB) 构造和购物特征来识别不同的消费者细分市场.
- 分析这些已识别的细分市场的食物浪费行为和频率.
- 为减少家庭食品浪费提供有针对性的政策干预信息.
主要方法:
- 分析了来自1066个美国家庭的调查数据,这些数据涉及自己报告的食物浪费频率,TPB构造和购物特征.
- 应用k-medoid聚类来识别不同的消费者细分市场.
- 后集群ANOVA评估TPB的预测能力,购物特征和对食物浪费频率的集群成员资格.
主要成果:
- 确定了三个不同的消费者细分市场:"结构化规划者"",灵活规划者"和"年轻浪费者".
- "年轻浪费者" (年轻,收入较低,受教育程度较低) 的食物浪费频率最高 (每周6.7次),购物习惯较为随意.
- 态度,商店购物频率和购物行为与食物浪费频率有显著的积极关联,特别是在"年轻浪费者"部分.
结论:
- 基于TPB和购物习惯的独特消费者配置文件可以通过集群分析来确定.
- "年轻浪费者"部门需要有针对性的干预,因为它们的食物浪费频率更高和特定的行为特征.
- 聚类指数可以作为食品废弃物研究和政策制定中的消费者整体特征的有效代理.
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