ECMO PAL:使用深度神经网络来预测静脉外体膜氧化的存活率
Andrew F Stephens1,2, Michael Šeman3,4,5, Arne Diehl4,6
1Cardio-Respiratory Engineering and Technology Laboratory, Department of Mechanical and Aerospace Engineering, Monash University, Melbourne, Australia. research.andrew.stephens@gmail.com.
Intensive care medicine
|August 7, 2023
概括
这项研究引入了ECMO PAL,这是第一个AI驱动的存活评分,用于静脉外体膜氧化 (VA-ECMO). ECMO PAL准确地预测了住院死亡率,在大型国际患者队列中表现优于现有的得分.
科学领域:
- 关键护理医学 关键护理医学
- 医疗保健中的人工智能
- 心血管研究研究心血管研究
背景情况:
- 静脉外体膜氧化 (VA-ECMO) 是严重心肺衰竭的关键生命支持干预措施.
- 准确的患者预后对于管理高风险ECMO病例至关重要.
- 现有的ECMO生存得分有助于临床决策和结果评估.
研究的目的:
- 开发和验证第一个人工智能 (AI) 驱动的ECMO生存评分.
- 用一个大型的国际患者队列来预测住院死亡率.
- 为了比较AI得分的性能与既有预测工具的性能.
主要方法:
- 一个深度神经网络,ECMO预测算法 (ECMO PAL) 在ELSO注册表 (2017-2020年) 的18167名患者上接受了培训.
- 从2021年开始,使用五倍交叉验证和外部验证对5015名成年患者进行了绩效评估.
- 为了预测住院死亡率,ECMO PAL与SAVE,修改后SAVE和ECMO ACCEPTS分数进行了比较.
主要成果:
- 在ECMO PAL中,验证准确率达到72.7%,仅比培训准确率 (75.5%) 低2.8%.
- 在交叉验证过程中,AI得分显示出高灵敏度 (82.1%) 和精度 (77.6%).
- ECMO PAL显著超过了现有的分数:ECMO ACCEPTS (54.7%),SAVE (61.1%),以及修改后的SAVE (62%).
结论:
- ECMO PAL是ECMO的第一个AI驱动的生存评分,在广泛的国际数据上得到验证.
- 人工智能评分在不同ECMO地区具有很强的通用性.
- 这项研究表明了AI在使用注册数据预测复杂的重症监护治疗中的潜力.
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