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促进儿童身体活动和饮食行为的动机路径:基于自决理论的纵向研究
Mathieu Gourlan1, Jordan Guéritat2
1Epidaure-Prevention Department of the Montpellier Cancer Institute, Montpellier, France; Univ. Paul Valéry Montpellier 3-EPSYLON EA 4556, F34000, Montpellier, France.
Journal of nutrition education and behavior
|August 29, 2025
概括
在儿童中,身体活动的自主动机和饮食行为并不总是相关的. 然而,高自主饮食动机可以增强从体力活动到饮食行为的动机转移.
科学领域:
- 儿童心理学
- 行为科学
- 促进健康
背景情况:
- 自主动机,以意志和选择为特征, 对于持续参与健康行为至关重要.
- 关于儿童体力活动自主动机 (AutMot PA) 和饮食行为 (AutMot Eat) 之间的相互作用的经验研究有限.
- 自决理论为理解行为变化中的动机路径提供了一个框架.
研究的目的:
- 研究AutMot PA和AutMot Eat之间的相互和适度的交叉行为激励途径.
- 检查AutMot PA是否会影响AutMot Eat,反之亦然.
- 测试AutMot Eat对AutMot PA和随后的饮食行为之间的关系的调节作用.
主要方法:
- 一项为期7个月的纵向研究,涉及来自法国的180名小学生 (7至11岁).
- 在两个时间点 (T1和T2) 采用评估AutMot PA,AutMot Eat,体力活动和饮食行为的问卷收集的数据.
- 用路径分析来探索T2的饮食行为和身体活动的决定因素.
主要成果:
- 在AutMot PA和AutMot Eat之间没有发现显著的相互纵向关系.
- 一个显著的相互作用效应表明,AutMot PA在T1预测了AutMot Eat在T2,但只有当AutMot Eat在T1高时 (β = 0.17,P = 0.02).
- 在高AutMot Eat条件下,在T1的AutMot PA与T2的AutMot Eat显著相关 (β = 0.47,P = 0.02).
结论:
- 在儿童中,身体活动和饮食行为之间的动机转移不是系统的.
- 促进儿童身体活动和健康饮食的干预措施可能更有效,
- 提高饮食的自主动机可以促进从体力活动到改善饮食行为的动机路径.
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