通过机器学习使用心理健康数据改善心血管疾病预测:一项前性英国生物库研究
Mohsen Dorraki1,2,3, Zhibin Liao2, Derek Abbott4
1School of Computer and Mathematical Sciences, The University of Adelaide, Adelaide, Australia.
JACC. Advances
|October 7, 2024
概括
将心理数据集成到机器学习模型中,可以显著提高心血管疾病 (CVD) 预测准确度. 这种新的方法提高了对心血管疾病风险评估的早期干预能力.
科学领域:
- 计算生物学和生物信息学
- 心血管医学 心血管医学
- 精神病学和心理学.
背景情况:
- 心血管疾病 (CVD) 风险预测对于及时的患者干预至关重要.
- 心理健康和心血管疾病之间的联系已经确立,但在预测模型中经常被忽视.
- 目前的心血管疾病模型缺乏全面的心理数据,并对有限的人群进行培训.
研究的目的:
- 评估将心理数据纳入机器学习 (ML) 模型的有效性,以改善心血管疾病预测.
- 评估心理因素对心脏病风险评估准确性的影响.
主要方法:
- 利用英国生物库的大型数据集 (n=375,145) 分析心血管疾病与传统和心理风险因素的相关性.
- 开发了一个集体ML模型,包括五个算法:决策树,随机森林,XGBoost,支持矢量机和深度神经网络.
- 使用两个数据集训练和测试模型:一个仅包含传统风险因素,另一个包括传统和心理因素.
主要成果:
- 整体ML模型在仅使用传统风险因素来预测心血管疾病方面达到71.31%的准确性.
- 纳入心理因素使该模型的预测准确度提高到85.13%.
- 整体ML模型与其个体组成算法相比,显示出更高的准确性和稳定性.
结论:
- 将心理健康评估数据集成到集体ML模型中,可以大大提高心血管疾病预测的准确性.
- 这种方法为CVD风险预测提供了比仅依赖传统因素的模型更强大,更准确的方法.
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