血清25氧维生素D度对心血管血栓性中风的因果作用:来自两个样本的门德尔随机化的证据
Danial Habibi1, Farshad Teymoori2, Navid Ebrahimi3
1Department of Biostatistics and Epidemiology, School of Health, and Student Research Committee, Isfahan University of Medical Sciences, Isfahan, Iran.
Nutrition, metabolism, and cardiovascular diseases : NMCD
|March 20, 2024
概括
较高的血清25-基维生素D (25(OH) D水平可能会降低心血管血栓性中风 (CES) 的风险. 这项孟德尔随机化研究表明,维生素D在CES发育中起着保护作用,这对公共健康有重大影响.
科学领域:
- 遗传学 遗传学 是一个
- 流行病学 流行病学
- 营养科学 营养科学
背景情况:
- 观察性研究显示,血清25-基维生素D [25(OH) D]与心血管栓塞性中风 (CES) 风险之间的关联有矛盾的结果.
- 门德尔随机化 (MR) 分析用于调查潜在的因果关系.
研究的目的:
- 确定血清25(OH) D度对心血管血栓性中风 (CES) 风险的因果关系.
主要方法:
- 使用了英国生物库GWAS数据25(OH) D (n=417,580) 和GIGASTROKE联盟CES数据 (n=10,804个病例,1,234,808个对照).
- 使用各种方法 (IVW,最大概率,MR-PRESSO) 进行孟德尔随机分析,以评估因果关系和异质性.
- 通过使用MR-Egger拦截和使用Cochrane的Q和I2统计数据评估横向质.
主要成果:
- 在较高的25~OH) D水平和降低的CES风险之间发现了显著的因果关系 (IVWOR=0.82,95%CI:0.67-0.98,p=0.037).
- 在所有分析中都没有发现横向形或显著异质性的证据.
- 使用不同的MR方法进行的敏感性分析始终支持了主要发现.
结论:
- 门德尔随机化分析表明,血清25(OH) D水平的增加可能会对心血管栓塞性中风产生保护作用.
- 对维生素D在中风亚型中的作用进行进一步的研究可能会对临床和公共卫生产生重大益处.
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