水果摄入量与非小细胞肺癌之间的关联:孟德尔的随机化研究
Chongde Pan1,2, Ying Du3, Yu Jiang1
1Department of Thoracic Oncology and Surgery, China State Key Laboratory of Respiratory Disease & National Clinical Research Center for Respiratory Disease, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.
Translational lung cancer research
|October 21, 2024
概括
干果的消费显著降低了非小细胞肺癌 (NSCLC) 的风险. 这项研究发现了强烈的反向关联,表明干燥水果可以提供保护性益处,防止NSCLC的发展.
科学领域:
- 营养流行病学 营养流行病学
- 在瘤学瘤学.
- 遗传流行病学遗传流行病学
背景情况:
- 以前的研究探讨了水果消费和非小细胞肺癌 (NSCLC) 风险,但干果的具体影响仍然不清楚.
- 观察性研究往往面临由于混变量的限制.
- 这项研究旨在澄清水果摄入量与NSCLC风险之间的关系.
研究的目的:
- 调查水果摄入量与患非小细胞肺癌 (NSCLC) 的风险之间的潜在因果关系.
- 为了区分干果与新鲜水果消费对NSCLC风险的影响.
主要方法:
- 利用英国生物库的水果摄入量数据和全基因组关联研究 (GWAS) 数据集,对218,792个人的NSCLC数据.
- 采用两个样本的门德尔随机化 (MR) 分析,主要使用逆方差加权 (IVW) 方法.
- 进行了敏感性分析,以确保调查结果的可靠性.
主要成果:
- 发现有令人信服的证据表明,食用干果与降低NSCLC风险有关.
- 观察到NSCLC几率比率 (OR) 的显著降低为0.32 (95% CI:0.15,0.67;P=0.003) 干果消费.
- 在新鲜水果摄入量和NSCLC风险之间没有发现统计学意义上的关联.
结论:
- 干燥水果的消费与降低NSCLC风险有显著的相关性.
- 新鲜水果摄入量与NSCLC风险之间的关联在统计学上并不显著.
- 建议进行进一步的前性随机对照试验 (RCT) 来验证这些发现.
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