在2周的重症监护中,血液恶性瘤患者的预后确定性获得最小的收益:为时间有限试验提供信息的分析
Martijn Otten1,2, Brittney van der Woude3, Bob J H van Kempen1
1Department of Intensive Care Medicine, Center for Critical Care Computational Intelligence, Amsterdam Medical Data Science, Amsterdam Public Health, Amsterdam institute for Immunology and Infectious Diseases, Amsterdam UMC, Vrije Universiteit, University of Amsterdam, Amsterdam, The Netherlands.
Critical care medicine
|January 7, 2026
概括
在ICU血液性恶性瘤患者的1年生存预后确定性在前两周几乎没有变化. 模型的性能是温和的,表明预后更多取决于患者因素而不是ICU数据.
科学领域:
- 关键护理医学 关键护理医学
- 血液学 血液学 血液学
- 预测模型的预测建模
背景情况:
- 准确的预后对于在ICU中患有血液性恶性瘤的患者至关重要.
- 了解早期ICU入院期间预后确定性如何演变对于临床决策至关重要.
研究的目的:
- 为了研究血液性恶性瘤患者在ICU入院的前两周内预测的1年生存期和预后确定性的变化.
- 评估 ICU 中不同时间点 (1,7,14 日) 的生存预测模型的性能.
主要方法:
- 追溯队列研究,包括接受ICU治疗的患有活跃血液性恶性瘤的患者.
- 开发和验证1年生存预测模型,使用1日,7日和14日的数据.
- 外部验证使用密集护理-IV (MIMIC-IV) 数据库的医疗信息市场进行.
主要成果:
- 生存预测模型的表现不佳 (AUC为0.71,0.67,0.66在第1,7,14天).
- 预后确定性增长最小,在少数患者中观察到预后类别的显著转变.
- 外部验证结果是可比的,支持这些发现.
结论:
- 在ICU血液性恶性瘤患者的长期生存预后确定性显示,在最初的两周内,除了早期死亡率外,预后确定性增加有限.
- 模型的性能表明,超出ICU课程的因素,如与疾病相关的和患者特定的因素,主要推动预后.
- 可能需要进一步的研究,以提高这一复杂的患者群体的预后准确性.
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