植物性饮食,尤其是健康的饮食,与抑郁症有负面关联:一个横截面研究
Bao Zhang1, Meiling Li2, Xiude Li3
1Department of Clinical Nutrition, the First Affiliated Hospital of Anhui Medical University, 218 Jixi Road, Hefei, Anhui, 230022, China.
BMC public health
|November 25, 2025
概括
健康的植物性饮食可能会降低抑郁风险,而不健康的植物性饮食则与抑郁症增加有关. 这项研究分析了美国成年人的饮食模式和抑郁症患病率.
科学领域:
- 营养精神病学 营养精神病学
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 饮食是预防抑郁症的一个可改变因素.
- 研究植物性饮食指数与抑郁症患病率之间的关联.
- 假设健康的植物性饮食可以减少抑郁症,而不健康的饮食会增加抑郁症.
研究的目的:
- 为了检查总体,健康和不健康的植物性饮食与抑郁症的关联.
- 为了确定特定的饮食模式是否会影响心理健康结果.
主要方法:
- 使用美国国家健康和营养检查调查 (2005-2018) 数据进行的横截面研究.
- 通过24小时回忆评估饮食;通过患者健康问卷-9 (PHQ-9) 测量抑郁症.
- 逻辑和线性回归用于计算赔率比率和百分比变化.
主要成果:
- 较高的健康植物性饮食 (hPDI) 评分与较低的抑郁症几率 (OR=0.69) 和PHQ-9评分有关.
- 较高的不健康植物性饮食 (uPDI) 评分与抑郁症患病率 (OR=1.78) 和PHQ-9评分的增加有关.
- 总体植物性饮食指数 (PDI) 显示,与抑郁症概率没有显著的关联,但与较低的PHQ-9分数有关.
结论:
- 健康的植物性饮食可能有助于预防抑郁症.
- 强调不太健康的植物性食物的饮食与美国成年人更高的抑郁水平有关.
- 饮食选择在心理健康和抑郁风险方面发挥着重要作用.
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