血水平和中风史对所有原因死亡率的相互作用效应:NHANES的一项回顾性队列研究
Yanli Li1, Lanqun Liu1, Zufu Yang1
1Department of Traditional Chinese Medicine, Beijing Boai Hospital, China Rehabilitation Research Center, School of Rehabilitation Medicine, Capital Medical University, Beijing, China.
Frontiers in neurology
|July 22, 2024
概括
低血水平与中风病史相结合,显著增加了全因死亡的风险. 维持充足的摄入量可能会改善中风幸存者的结果.
科学领域:
- 营养流行病学 营养流行病学
- 心血管健康 心血管健康
- 生物标志物和死亡率
背景情况:
- 全因死亡率仍然是一个重大的公共卫生问题,受到各种生活方式和生物因素的影响.
- 脑卒中史是已知的增加死亡率的预测因素.
- 是一种必不可少的微量元素,在各种生理过程中发挥作用,包括抗氧化防御和免疫功能.
研究的目的:
- 为了研究血水平和中风病史对全因死亡率的相互作用效应.
- 为了确定状态是否会改变中风史和死亡风险之间的关联.
- 探索这种互动中基于性别的潜在差异.
主要方法:
- 这是一项回顾性队列研究,利用了2011-2018年国家健康和营养检查调查 (NHANES) 的数据.
- 用权重单变量和多变量考克斯回归模型来评估关联.
- 协同效应指数 (SI) 计算以评估相互作用效应,并根据性别进行进一步分层.
主要成果:
- 较高的血水平 (≥192.96 ug/L) 与较低的全因死亡率 (HR=0.70) 有关.
- 脑卒中史与所有原因死亡率的风险更高有关 (HR=1.57).
- 低 (<192.96 ug/L) 和中风病史的参与者表现出显著增加的死亡风险 (HR=2.31;SI=0.713),特别是在男性中 (HR=2.27;SI=0.651).
结论:
- 血水平和中风史显著相互作用,影响全因死亡率.
- 保持足够的水平,可能通过饮食或补充剂,对于改善中风病史患者的预后至关重要.
- 相互作用效应在男性中显得更加明显.
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