身体虚弱,遗传倾向,以及偶发的心力衰竭
Qifan Shi1, Jian Huang1, Jiuxuan Wan1
1Institute and Department of Endocrinology and Metabolism, Shanghai Ninth People's Hospital, Shanghai JiaoTong University School of Medicine, Shanghai, China.
JACC. Asia
|August 5, 2024
概括
脆弱性显著增加了心力衰竭的风险,特别是在年轻人中,独立于遗传倾向. 解决脆弱性可能为预防心力衰竭提供新的途径.
科学领域:
- 老年学是一门学科.
- 心脏病学 心脏病学
- 流行病学 流行病学
背景情况:
- 越来越多的人对脆弱性与心力衰竭 (HF) 之间的联系感兴趣.
- 在一般人群中对脆弱性和HF的大规模纵向研究是有限的.
- 了解这种关系对于公共卫生和临床实践至关重要.
研究的目的:
- 调查虚弱与心力衰竭发生率之间的纵向关联.
- 为了确定年龄和遗传倾向是否会改变脆弱性和心力衰竭之间的关系.
- 提供有关心力衰竭潜在预防策略的见解.
主要方法:
- 一项利用英国生物库的前性队列研究,包括340,541名没有基线高频率的参与者.
- 使用Fried脆弱现型 (体重减轻,疲劳,体力活动较低,步行速度缓慢,握力较低) 评估脆弱性.
- 计算了加权的多基因风险得分;用于分析关联和相互作用的Cox模型.
主要成果:
- 在平均14.1年的时间里,记录了7,590例高风病例.
- 与非脆弱个体相比,在脆弱前 (HR:1.40) 和脆弱 (HR:2.07) 的参与者中,HF风险增加.
- 特定的脆弱成分 (疲劳,缓慢的步行速度,低握力) 独立地与更高的HF风险有关.
- 遗传倾向没有显著改变这种关联,但年轻的参与者显示出明显更强的关联 (P相互作用=0.008).
结论:
- 脆弱性独立地与发生性心力衰竭的风险增加有关,无论遗传风险如何.
- 年轻人似乎更容易患心力衰竭,当他们经历脆弱时.
- 需要进一步的研究来探索脆弱性修饰作为预防心力衰竭的策略.
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