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健康食品福利计划,水果和蔬菜消费以及粮食安全
Melissa A Knox1, Jamie Wallace2, Barbara Baquero2
1Department of Economics, University of Washington, Seattle.
JAMA network open
|August 19, 2025
概括
一个健康食品福利计划改善了粮食安全,增加了低收入参与者的水果和蔬菜消费. 这种干预措施有望减少与饮食质量相关的健康差异.
科学领域:
- 公共卫生 公共卫生
- 营养科学 营养科学
- 健康差距 研究 研究 研究 研究
背景情况:
- 饮食质量,特别是水果和蔬菜摄入量,对健康至关重要,但低收入家庭往往无法获得.
- 健康食品福利计划旨在通过提高获得营养食品的机会来缓解这些差异.
研究的目的:
- 评估40美元/月健康食品福利计划对粮食安全和饮食习惯的影响.
- 评估在华盛顿州西雅图的Fresh Bucks计划的有效性.
主要方法:
- 一项随机控制的队列研究,涉及寻求注册"新鲜大钱"计划的参与者.
- 参与者被分配到即时入学或等待列表中,结果在基线和后续评估.
- 使用修改过的查问卷测量了水果和蔬菜的消费,并通过饥饿生命体征查器评估了粮食安全.
主要成果:
- 参与该计划导致粮食安全增加5.5个百分点,每天摄入三次或更多水果和蔬菜增加7.5个百分点.
- 虽然持续的水果和蔬菜摄入量变化并不显著,但该计划显示出基于收入,语言和种族/种族的差异性影响.
- 与继续招生相比,退出该计划与水果和蔬菜摄入量减少以及粮食安全性降低有关.
结论:
- 健康食品福利计划有效减少了粮食不安全,改善了低收入人口的水果和蔬菜消费.
- 随机分配到该计划中显示了积极的结果,突出了其解决饮食不平等问题的潜力.
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