素食主义:计划行为框架的扩展理论,包含道德,环境和社会人口统计学决定因素
Ece Öneş1, Cansu Gençalp1, Gizem Avcı2
1Department of Nutrition and Dietetics, Faculty of Health Sciences, Acibadem Mehmet Ali Aydinlar University, Istanbul, Türkiye.
Frontiers in nutrition
|February 20, 2026
概括
伦理动机和社会规范强烈预测了土耳其的素食意图. 然而,环境和健康因素出乎意料地显示出与实际的纯素饮食遵守的负面关联,突出了复杂的行为影响.
科学领域:
- 行为科学 行为科学
- 饮食研究 饮食研究
- 心理学 心理学 心理学
背景情况:
- 全球素食主义的兴趣正在上升,但解释在土耳其采用的综合模型很少.
- 现有的研究往往忽视了素食饮食行为的伦理,环境和心理社会因素.
- 计划行为理论 (TPB) 提供了一个框架,但需要扩展为素食主义.
研究的目的:
- 扩展计划行为理论 (TPB) 在土耳其的素食主义.
- 调查道德,环境和健康动机对素食主义者的意图和行为的影响.
- 了解采用和保持素食饮食的心理社会决定因素.
主要方法:
- 对土耳其成年人进行的跨部门在线调查,他们认同素食主义.
- 结构方程建模 (SEM) 测试了一种扩展的TPB模型,其中包含12个潜在变量.
- 稳定性分析包括分线调整,PCA,弹性净和仪表变量方法.
主要成果:
- 主观规范和感知到的行为控制显著预测了素食意图;主观规范是最强的预测因素.
- 伦理动机强烈影响了意图,但没有直接遵守.
- 环境和健康的动机显示出与坚持的意想不到的负面关联;女性报告了更高的意图,但较低的社会支持.
结论:
- 扩展的TPB有效地整合了影响纯素意图的伦理,规范和心理社会因素.
- 道德认同,社会期望和上下文因素对于可持续的饮食选择至关重要.
- 调查结果提供了关于素食主义采用和维护复杂驱动因素和障碍的见解.
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