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粮食不安全会导致焦虑和抑郁吗? 来自生活成本不断变化的研究证据
Melissa Bateson1, Coralie Chevallier2, Elliott A Johnson3
1Biosciences Institute, Newcastle University, Newcastle upon Tyne, United Kingdom.
PLOS mental health
|February 9, 2026
概括
粮食不安全直接导致焦虑和抑郁症状. 这些心理健康影响发生得很快,在一个月内,当粮食安全恢复时,这些影响是可逆的,这凸显了政策干预的必要性.
科学领域:
- 公共卫生 公共卫生
- 心理健康研究 心理健康研究
- 健康的社会经济决定因素
背景情况:
- 粮食不安全与焦虑和抑郁症的增加有关.
- 这种效应的因果关系和时间表仍然不清楚.
研究的目的:
- 调查粮食不安全与心理健康之间的因果关系.
- 确定粮食不安全对焦虑和抑郁症影响的时间表.
主要方法:
- 来自英国和法国 (n=484) 的密集纵向数据集 (生活成本变化研究) 的分析.
- 从2022年9月到2023年8月,每月收集数据.
- 使用GAD-7和PHQ-8来测量焦虑和抑郁症状的统计分析,控制共变量并应用格兰杰因果关系测试.
主要成果:
- 粮食不安全显著预测了焦虑和抑郁的同时出现的症状的增加.
- 个体内影响显示,粮食不安全的变化导致了心理健康症状的变化 (GAD-7:0.15,PHQ-8:0.11).
- 一个月的粮食不安全预测下一个月的心理健康状况较差,支持因果关系.
结论:
- 粮食不安全对焦虑和抑郁症状有着快速的因果影响.
- 观察到的心理健康影响是临床相关的和可逆的.
- 预计减少粮食不安全的政策干预将对心理健康产生立即的积极影响.
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