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在高海拔暴露下预测心肌缺血的诺摩图模型:一项队列研究

Yu Chen¹, Yan-Kun Shi¹, Shi-Zhong Fu²

¹Department of Cardiology, 920th Hospital of Joint Logistics Support Force, PLA, Kunming, China.

Scientific reports

|November 21, 2024

概括

高空暴露会增加心肌缺血风险. 研究人员使用暴露前数据开发了名录模型来预测这种风险,确定了更好地管理高空心血管健康的关键因素.

科学领域:

心脏病学心脏病学
高度医学高度医学
预测建模预测建模

背景情况:

高空暴露是已知的心肌缺血和心血管死亡的风险因素.
现有的研究缺乏预测模型,用于心肌缺血,特别是在高海拔条件下.

研究的目的:

开发和验证用于预测暴露在高海拔地区的个体心肌缺血的诺莫格拉姆模型.
为了确定这些人群中导致心肌缺血的重要风险因素.

主要方法:

预计将有2855名健康人接受高空前体检.
开发了两个名录:一个基于临床特征 (CF),另一个包含血液检测 (CF+BT).
模型性能评估使用接收器运行特征曲线下的面积 (AUC) 和一致性指数 (C指数).

主要成果:

CF+BT诺图表显示出优异的预测性能,C指数为0.804和AUC为0.80 (训练) /0.81 (验证).
仅CF模型的预测准确性较低 (C指数:0.652,AUC:0.61).
确定了高海拔地区心肌缺血的主要危险因素.

结论:

成功建立了两种诺米克图模型,用于预测与高海拔暴露相关的心肌缺血风险.
纳米图包括临床特征和血液测试,提供了强大的预测能力.
鉴定的风险因素可以帮助制定针对高海拔地区心血管事件的有针对性的预防策略.

关键词:

冠状动脉微血管疾病是冠状动脉微血管疾病.高海拔高度的高海拔地区.心肌缺血是什么意思心肌缺血是什么意思这个名字叫做Nomogram.预测模型.预测模型.

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