基于机器学习的预测模型用于早期检测心血管疾病:一项研究利用来自韩国三级卫生促进中心的患者样本
Kanghyuck Lee1,2, Seol Whan Oh1,2, Sung-Hwan Kim3
1Department of Biomedicine & Health Sciences, College of Medicine, The Catholic University of Korea, 222 Banpo-daero, Seocho-gu, Seoul 06591, Republic of Korea.
Studies in health technology and informatics
|August 23, 2024
概括
一个新的机器学习模型使用患者数据准确预测心血管疾病. XGBSE算法显示出高性能,为在疾病预测中临床使用铺平了道路.
科学领域:
- 计算医学是一种计算医学.
- 机器学习在医疗保健中的应用
- 心血管疾病的研究研究.
背景情况:
- 心血管疾病 (CVD) 构成了全球健康的重大负担.
- 准确和早期预测心血管疾病对于有效的患者管理至关重要.
- 现有的预测模型可能需要增强,以提高准确性和临床效用.
研究的目的:
- 开发和验证用于心血管疾病预测的高性能机器学习模型.
- 使用真实世界患者数据评估 XGBoost 算法及其变体 XGBSE 的预测性能.
- 评估该模型在长期心血管疾病风险评估的生存分析中的有用性.
主要方法:
- 利用来自第三级医疗机构的21,118名患者检查数据集 (韩国首尔,2009-2021年).
- 开发和比较机器学习模型,专注于XGBoost算法进行预测.
- 使用XGBSE算法进行生存分析,并将其性能与Cox回归进行比较.
主要成果:
- XGBoost算法表现出强大的预测性能,接收器操作特征曲线 (AUROC) 下的平均面积为0.877.
- 在生存分析中,XGBSE实现了超过0.9的AUROC,2-9年预测和0.878.8的C指数.
- 在生存分析中,XGBSE的表现优于传统的考克斯回归,这表明心血管疾病的预测能力优越.
结论:
- 使用XGBSE算法成功开发了一种用于心血管疾病预测的高性能机器学习模型.
- 开发的模型显示了实际临床应用的巨大潜力,用于识别患有心血管疾病风险的患者.
- 建议进一步进行外部验证和简化,以促进广泛的临床采用.
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