秘鲁家庭的可用营养质量总和食品支出之间的关联,2019-2020年
Karen Bonilla-Aguilar1, Antonio Bernabe-Ortiz1
1Universidad Cientifica del Sur, Lima, Perú.
Cadernos de saude publica
|September 20, 2023
概括
秘鲁家庭的营养质量更好,购买食物的总体花费更少. 这种反向关系凸显了家庭食品支出中的潜在营养赤字,特别是在COVID-19大流行期间的城市地区.
科学领域:
- 营养科学 营养科学
- 粮食经济学 粮食经济学
- 公共卫生 公共卫生
背景情况:
- 关于家庭食品支出与营养质量之间的关系的证据有限.
- 粮食支出是动态的,这使得营养质量评估至关重要.
研究的目的:
- 分析秘鲁家庭的可用营养质量和食品总支出之间的关联.
- 通过地理区域 (城市/农村) 和在COVID-19流行年 (2019-2020) 调查这种关系的差异.
主要方法:
- 利用了秘鲁国家家庭调查 (ENAHO) 的2019年和2020年的数据.
- 通过饮食多样性和卡路里遵守来评估营养质量;食品支出以美元/天.
- 采用了统计分析,包括t测试,ANOVA,线性回归和沃尔德测试.
主要成果:
- 营养质量充足的家庭在城市地区花费更多 (增加2.00美元),并且在2020年 (7.1%) 显示出更高的食品支出比例.
- 根据研究区域观察到效果的修改,但不是按年.
- 一个多变量模型揭示了一个反向关系:充足的营养质量与较低的总粮食支出相关,特别是在城市环境中.
结论:
- 在秘鲁家庭的可用营养质量和食品总支出之间存在反向关系.
- 结果表明,家庭购买食品的营养不足,与其他研究中发现的直接成本-质量关系相反.
- 城市地区和2020年的流行病在食品支出和营养质量方面表现出不同的模式.
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