精确的风险预测模型,包括动脉硬性用于新发动的心房动,使用机器学习技术
Hiroshi Kanegae1,2, Kentaro Fujishiro3, Kyohei Fukatani4
1Department of Medicine, Division of Cardiovascular Medicine, Jichi Medical University School of Medicine, Tochigi, Japan.
Journal of clinical hypertension (Greenwich, Conn.)
|June 8, 2024
概括
这项研究开发了一种机器学习模型,使用健康检查数据预测新发性心房动 (AF). 该模型结合了动脉硬性,可以识别面临AF预防风险的个体.
科学领域:
- 心脏病学 心脏病学
- 医疗信息学 医疗信息学
- 预防医学 预防医学
背景情况:
- 心房动 (AF) 是一种常见的心律失常症,也是中风的主要危险因素.
- 现有的AF风险预测模型往往缺乏关于动脉硬和人口多样性的全面数据.
- 在日本,每年的健康检查为研究心血管健康提供了宝贵的数据集.
研究的目的:
- 开发和验证一种基于机器学习的新型风险预测模型,用于新发性心房动 (AF).
- 将心电图数据,人口因素,高血压和动脉硬性纳入AF预测模型.
- 在接受定期健康检查的大量日本人口中确定新发性AF的关键预测因素.
主要方法:
- 利用机器学习技术,特别是极端梯度提升和沙普利增量解释值,用于风险模型开发.
- 采用了来自年度健康检查 (2005-2015年) 的13,410人数据集,其中有110例新发的AF病例.
- 随机将数据分为80%的培训和20%的测试集,以构建和验证预测模型.
主要成果:
- 开发的风险预测模型在测试组中实现了0.789的接收器操作员特征曲线下的面积.
- 新发性AF的关键预测因素包括年龄,心血管指数 (动脉硬度测量),估计的膜过率和性别.
- 其他重要预测因素包括体重指数,尿酸,肝酶,甘油三和缩血压.
结论:
- 一个新的机器学习模型有效地预测新发动的心房动,使用随时可用的健康检查数据,包括动脉硬.
- 该模型的性能表明其在识别有针对性的AF预防策略的高风险个体方面的实用性.
- 将动脉硬度测量措施集成到风险预测模型中,提高了预测一般人群中AF发展的准确性.
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