认知障碍与心房动风险之间的关联:社区动脉样硬化风险研究
Yizhou Li1,2, Yu Jia1, Wenli Jiang3,4
1General Practice Ward/International Medical Center Ward, General Practice Medical Center, West China Hospital, Sichuan University, Chengdu, China.
Cardiology journal
|October 19, 2023
概括
认知能力下降增加了发展心房动 (AF) 的风险. 前庭重塑可能是将认知障碍与AF联系起来的关键机制,突出显示大脑-心轴.
科学领域:
- 心脏病学 心脏病学
- 神经学 神经学
- 流行病学 流行病学
背景情况:
- 心房动 (AF) 是认知障碍的一个已知的危险因素.
- 新出现的证据表明,认知障碍可能会引发心血管疾病.
- 认知功能和AF风险之间的关系需要进一步研究.
研究的目的:
- 探索认知衰退与发展AF的风险之间的关联.
- 调查潜在的机制,如心房重塑,连接认知和AF.
- 为了澄清心血管疾病中脑心轴的方向性.
主要方法:
- 对社区动脉样硬化风险研究 (访问2,1991-1993) 的参与者的分析.
- 用全球认知z分数和特定测试的因子分数来评估认知功能.
- 通过心电图和住院病例记录确定AF发生率;使用考克斯模型和左心房体积指数 (LAVI) 的线性回归来探索关联.
主要成果:
- 在较低的认知分数和增加的AF风险之间发现了显著的关联 (HR: 1.271-1.305).
- 最低认知四分位数的参与者与最高四分位数相比,对AF的风险增加了27-30%.
- 认知得分与LAVI有负相关性,这表明与心房重塑有联系.
结论:
- 认知能力下降与发展AF的更高风险显著相关.
- 前庭重塑成为一种潜在的机制,可以调解认知衰退和AF之间的关系.
- 这些发现强调了认知健康对心脏结构和功能在脑心轴内的影响.
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