母亲在出生前期吸烟作为后代慢性阻塞性肺病的危险因素:来自孟德尔随机化的证据
Qiliang Jian1, Huyan Huo1, Fangxiang Mu1
1Department of Reproductive Medicine, Lanzhou University Second Hospital, Lanzhou, People's Republic of China.
Tobacco induced diseases
|April 30, 2025
概括
怀孕期间母亲吸烟显著增加了后代患慢性阻塞性肺病 (COPD) 的风险. 这项孟德尔随机化研究证实了强烈的关联,即使考虑到母亲的健康状况.
科学领域:
- 遗传学 遗传学 是一个
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 观察性研究表明,产前母亲吸烟与后代慢性阻塞性肺病 (COPD) 之间存在联系.
- 门德尔随机化 (MR) 提供了一种可靠的方法来研究使用遗传变异的因果关系.
- 遵守STROBE-MR指南可确保严格的研究设计和报告.
研究的目的:
- 调查母亲在出生前期吸烟与后代患慢性阻塞性肺病 (COPD) 的风险之间的因果关系.
- 用两个样本的门德尔随机化方法来获得强大的遗传证据.
- 评估母亲吸烟对后代呼吸系统健康的影响.
主要方法:
- 采用双样本孟德尔随机化,使用与母亲吸烟相关的独立单核酸多态 (SNP) 作为工具变量.
- 利用大规模的全基因组关联研究 (GWAS) 对暴露 (母体吸烟) 和结果 (后代COPD) 的总结数据.
- 进行了单变量和多变量MR分析 (IVW,加权中位数,MR-Egger) 和灵敏度分析 (leave-one-out,Cochran's Q,MR-Egger截取).
主要成果:
- 单变MR分析显示,与母亲在出生前期吸烟相关的后代慢性肺炎的可能性显著增加 (OR=35.13,p<0.001).
- 多变量MR分析,调整为孕产妇疾病 (高血压,心脏病),证实了统计学上显著的关联 (AOR=62.11,p<0.001).
- 敏感性分析支持了主要发现的稳定性和可靠性.
结论:
- 这项孟德尔随机化研究提供了强有力的证据,证明母亲在出生前吸烟与后代患慢性阻塞性肺病 (COPD) 的风险增加之间存在因果关系.
- 这些发现强调了在怀孕期间戒烟对于儿童的长期呼吸系统健康至关重要.
- 公共卫生倡议应优先考虑减少母亲吸烟率的干预措施,以减轻后代的COPD风险.
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