探索女性生殖特征和喘之间的因果关系:在欧洲人口中进行双向双样本的门德尔随机化研究
Dan Sun1, Xingjia Wang2, Xinyu Han3
1Youth League Committee, Heilongjiang University of Chinese Medicine, Harbin, China.
Medicine
|October 1, 2025
概括
晚年第一次性交和第一次分娩与降低喘风险有关. 身体质量指数部分调解了这一关联,突出了生殖和代谢健康在喘中的作用.
科学领域:
- 生殖健康与遗传学
- 喘流行病学 喘流行病学
- 代谢健康 代谢健康
背景情况:
- 喘中的性别差异表明女性生殖特征的作用,但因果关系尚未确立.
- 全基因组关联研究 (GWAS) 为调查喘等复杂疾病的遗传影响提供了有价值的数据.
研究的目的:
- 使用孟德尔随机化 (MR) 调查12种女性生殖特征与喘风险之间的因果关系.
- 探索身体质量指数 (BMI) 在这些关联中的潜在调解作用.
主要方法:
- 利用来自欧洲个人的12个女性生殖特征和喘的汇总级GWAS数据.
- 采用单变量 (UVMR) 和多变量门德尔随机化 (MVMR) 分析,以反变量加权 (IVW) 为主要方法.
- 进行了敏感性分析和调解分析,以验证发现并探索机制.
主要成果:
- 在第一次性交 (AFS),第一次分娩 (AFB) 和最后分娩 (ALB) 的晚年与明显降低的喘风险有关.
- 初潮时的年龄 (AAM) 显示出名义上显著的反向关联,而激素替代疗法 (HRT) 使用增加了喘风险.
- AFS和AFB对喘风险的保护作用在经过BMI和其他共变量调整的MVMR分析中持续存在,BMI部分调解了这些影响.
结论:
- 这项MR研究提供了证据,证明后来的AFS和AFB对喘风险降低的因果关系.
- 身体质量指数部分调解了AFS/AFB和喘之间的关联,强调了生殖和代谢因素的相互作用.
- 研究结果表明,生殖和代谢健康可能是喘预防策略的重要目标.
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