预测COVID 19患者的侵入性机械通风:一个验证研究
Liran Statlender1, Leonid Shvartser2, Shmuel Teppler2
1Department of Gefneral Intensive Care and Institute for Nutrition Research, Rabin Medical Center, Beilinson Hospital, Petah Tikva, Israel.
PloS one
|January 2, 2024
概括
一个新的算法准确地预测COVID-19患者的呼吸衰竭和机械通风. 内部验证证实高准确度,一个分类模型提供精确的,时间加权的预测.
科学领域:
- 关键护理医学 关键护理医学
- 肺部病理学 肺部病理学
- 传染性疾病 传染性疾病
背景情况:
- 对输管和机械通风的临床决定至关重要.
- 推迟必要的通风或提供不必要的通风存在风险.
- 此前已经开发了COVID-19患者呼吸衰竭的预测算法.
研究的目的:
- 在COVID-19患者中内部验证呼吸衰竭和机械通风的预测算法.
- 为了评估预测模型的新型时间加权,分类版本.
主要方法:
- 利用了881名住院在拉宾医疗中心的COVID-19患者的数据集.
- 评估了原始算法的性能,以预测通风.
- 根据通风预测的时间强度对患者进行了分类,并评估了这种分类模型.
主要成果:
- 原始算法显示出高预测准确度 (AUC为0.87-0.94).
- 经过分类和时间加权的模型实现了更高的AUC,即0.95.
- 内部验证显示,原始模型的精度降低最小.
结论:
- 预测算法在内部验证后保持高准确度.
- 该分类模型提供了对通风需求的准确,时间敏感的预测.
- 该分类模型具有非常高的负预测值,有助于临床决策.
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