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类风湿性关节炎和不良妊娠结果:一个双向的双样本孟德尔随机化研究

Tongmin Chang¹, Zengle Zhao¹, Xiaoyan Liu²

¹School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, Shandong, 250012, China.

BMC pregnancy and childbirth

|July 31, 2024

概括

风湿性关节炎在遗传上增加了欧洲人妊娠高血压和子宫前等不良妊娠结果的风险. 然而,不良妊娠结果似乎不会导致类风湿性关节炎.

科学领域:

生殖医学生殖医学
类风湿病学类风湿病学
遗传学遗传学是一个

背景情况:

观察性研究表明,类风湿性关节炎 (RA) 与不良妊娠结果 (APO) 之间存在联系.
这些关联的因果方向仍然不清楚.
门德尔随机化 (MR) 可以使用遗传变异来调查因果关系.

研究的目的:

调查类风湿性关节炎和不良妊娠结果之间的潜在因果关系.
用双向的双样本孟德尔随机化方法来确定因果方向.
分析欧洲和亚洲人群中的这些关系.

主要方法:

双向的双样本门德尔随机化分析.
利用了RA和APO全基因组关联研究的总结统计数据.
采用逆变量加权 (IVW) 作为主要方法,cML-MA-BIC作为补充方法.
敏感性分析包括MR-Egger,MR-PRESSO和科克兰Q测试.

主要成果:

在欧洲人口中,类风湿性关节炎与妊娠高血压,子宫前,胎儿生长限制和早产风险增加有关.
在反向MR分析中没有发现APO对类风湿性关节炎的因果关系证据.
在东亚人口中,没有观察到类风湿性关节炎和APO之间的显著关联.
灵敏度分析证实没有异质性或水平性.

结论:

这项MR研究提供了遗传证据,证明了类风湿性关节炎与特定不良妊娠结果的因果关系.
强调需要加强对患有类风湿性关节炎的孕妇的产前护理和早期干预.
表明不同人群中RA-APO关系的独特遗传基础.

关键词:

负面的怀孕结果.双向两个样本的门德尔随机化.类风湿性关节炎类风湿性关节炎类风湿性关节炎

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