机器学习用于使用电子健康记录数据预测泌尿突发症
Varuni Sarwal1, Nadav Rakocz1, Georgina Dominique2
1Department of Computer Science, University of California Los Angeles, Los Angeles, California, United States of America.
PLOS digital health
|July 3, 2025
概括
机器学习模型可以预测尿路感染 (UTI) 患者的尿路感染风险. 早期识别有助于临床决策,并通过标记高风险个体来改善患者护理.
科学领域:
- 医疗信息学 医疗信息学
- 传染性疾病 传染性疾病
- 机器学习 机器学习
背景情况:
- 尿道感染 (UTI) 的严重并发症尿症是死亡的重要原因.
- 早期预测尿液是及时干预和改善患者结果的关键.
- 现有的研究缺乏在门诊环境中预测泌尿突发症的模型.
研究的目的:
- 开发和评估机器学习 (ML) 模型,用于预测门诊性尿路感染患者的住院和尿路.
- 为了识别尿发育的关键预测特征.
- 根据患者的种族分层模型性能.
主要方法:
- 利用UCLA对已诊断出尿路感染的患者的非识别电子健康记录.
- 提取人口统计数据,尿液分析结果和处方抗生素.
- 经过训练和评估的随机森林模型来预测在七天内导致住院和泌尿毒症诊断的再相遇.
主要成果:
- 随机森林模型表现出比基线更好的预测性能 (APR=0.004),实现APR=0.15的再次遭遇和APR=0.31的尿.
- 确定的主要预测因素包括患者年龄,性别和尿路白细胞 (WBC) 计数.
- 对不同族群的模型性能进行了分析.
结论:
- 尽管这种情况很罕见,但ML模型显示出对尿症临床风险分层的有意义的预测能力.
- 这项研究为协助临床医生识别高风险患者并为治疗决策提供信息提供了基础.
- 这种方法有可能提高患者的护理,并降低与尿路塞psis相关的死亡率.
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