便秘和泛癌之间的因果关联:双向的门德尔随机化研究
Yongze Dang1, Xinyu He1, Xiaoxiao Liu1
1Department of Radiation Oncology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, China.
Frontiers in oncology
|September 30, 2024
概括
便秘可能因果性地增加结直肠,肺部,口腔和胰腺癌的风险. 需要进一步的研究来了解将便秘与这些癌症类型联系在一起的机制.
科学领域:
- 遗传学和流行病学
- 癌症研究 癌症研究
- 胃肠病学 胃肠病学
背景情况:
- 观察性研究表明便秘和各种癌症之间存在联系,但因果关系仍然未被证明.
- 便秘和胰腺癌之间的潜在因果关系需要严格调查.
研究的目的:
- 使用孟德尔随机化 (MR) 调查便秘和多种癌症类型之间的潜在因果关系.
主要方法:
- 双向MR分析使用来自全基因组协会研究 (GWAS) 的总结统计数据.
- 采用逆变量加权 (IVW),MR-Egger,加权中位数,MR-PRESSO和MR.RAPS方法进行可靠的分析.
- 通过MR-Egger回归,Cochran的Q测试和MR-PRESSO全球测试来评估状性和异质性,并进行一次性分析以确保可靠性.
主要成果:
- 核磁共振分析表明便秘与结直肠癌 (CRC),肺癌 (LC),口腔和喉癌 (OPC) 和胰腺癌 (PC) 的风险增加之间存在潜在的因果关系.
- 在反向MR分析中,没有发现便秘与其他12种癌症之间的因果关系,也没有发现癌症和便秘之间的因果关系.
结论:
- 这项MR研究表明,便秘可能是CRC,LC,OPC和PC的因果风险因素.
- 未来的实验研究有必要阐明这些观察到的关联背后的生物学机制.
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