改性心脏代谢指数作为一种简单的心血管疾病风险查工具:一项队列研究
Yuting Deng1, Dengyong Chen2, Songliang Zhang3
1Department of Cardiology, Qingdao Municipal Hospital, Qingdao, 266011, China.
Scientific reports
|December 18, 2025
概括
改性心脏代谢指数 (MCMI) 是老年人心血管疾病 (CVD) 的独立风险因素. 与甘油三糖指数 (TyG) 相比,MCMI显示了对心血管疾病的适度但优异的预测能力.
科学领域:
- 心脏病学 心脏病学
- 代谢综合征是代谢综合征的一种.
- 流行病学 流行病学
背景情况:
- 心血管疾病 (CVD) 是一个主要的全球健康问题.
- 与胰岛素耐药性和中心肥胖相关的修改心脏代谢指数 (MCMI) 需要进一步调查其与心血管疾病的关联.
- 现有的研究尚未广泛探索MCMI在心血管疾病发展中的作用.
研究的目的:
- 调查MCMI与心血管疾病发病率之间的关联.
- 为了将MCMI的预测性能与心脏病风险的甘油三糖 (TyG) 指数进行比较.
- 评估MCMI作为潜在的心血管疾病查工具.
主要方法:
- 一项大规模的回顾性队列研究,使用来自中国健康与退休纵向研究 (CHARLS) 的数据.
- 包括45岁及以上的参与者,在2011年进行基线评估,并在2020年进行后续调查.
- 使用了后勤回归,受限立方线,子组分析和接收器操作特征 (ROC) 分析.
主要成果:
- 确定MCMI是心血管疾病的独立风险因素,调整后的几率比为1.18 (95% CI:1.08-1.29).
- 在MCMI和心血管疾病发病率之间观察到J形非线性关联.
- 与TyG指数 (AUC=0.559) 相比,MCMI在统计学上表现出优越的,尽管适度的预测能力 (AUC=0.581).
结论:
- 在中年和老年人群中,MCMI可以作为心血管疾病风险的初步查指标.
- 尽管独立预测性能有限,但MCMI的简单性和成本效益使其适用于初级保健和大规模查.
- 进一步的研究可以探索MCMI在不同人群中的临床实用性.
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