抑郁症和2型糖尿病之间的双向因果关系:一个多祖先和性别分层的门德尔随机化分析
Hui-Yu Liu1, Jun-Yan Xiang2, Qiuhong Xie3
1Key Laboratory for Molecular Enzymology and Engineering of Ministry of Education, School of Life Sciences, Jilin University, Changchun, Jilin 130012, People's Republic of China.
Journal of affective disorders
|July 14, 2025
概括
抑郁症增加了欧洲人2型糖尿病 (T2D) 的风险,身体质量指数和吸烟作为关键调解因素. 这种因果关系存在于两性,特别是女性,但在其他祖先群体中没有观察到.
科学领域:
- 遗传学 是一个遗传学.
- 流行病学 流行病学
- 精神病学是一个精神病学.
背景情况:
- 观察性研究表明,抑郁症和2型糖尿病 (T2D) 之间存在强烈联系.
- 抑郁症和T2D之间的因果关系尚不清楚,特别是在不同的人群和性别方面.
- 关于双向因果关系和调解因素的研究有限.
研究的目的:
- 通过使用孟德尔随机化 (MR) 在不同祖先群体中调查抑郁症和T2D之间的因果关系.
- 为了确定抑郁症和T2D之间的因果关系是否与性别有关.
- 在抑郁症-T2D路径中探索潜在的调解者,如BMI和吸烟.
主要方法:
- 两个样本双向门德尔随机化 (MR) 分析.
- 利用了大规模的,多祖先的全基因组关联研究 (GWAS) 数据.
- 进行了性别分层和两步的MR分析,以探索调解.
主要成果:
- 对抑郁症的遗传责任在欧洲人中因果性地增加了T2D风险,但由于有限的力量而不是在其他祖先中.
- 在任何人群中都没有发现T2D对抑郁症因果关系的证据.
- 抑郁症与T2D相关性在两性中都显著,在女性中更为显著.
- 体重指数 (BMI) 和吸烟调解了抑郁症与T2D的关系.
结论:
- 抑郁症是欧洲人口中T2D的因果风险因素.
- 针对体重管理和戒烟的干预措施可能有助于预防抑郁症患者的T2D.
- 需要进一步的研究来证实祖先和性别特异性的影响,特别是在弱势群体中.
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