开发和验证用于预测心脏性休克患者的存活率的诺姆图
Dingfeng Fang1,2, Huihe Chen3, Hui Geng1
1Department of Geriatrics, Peking University First Hospital, Beijing, China.
Frontiers in cardiovascular medicine
|May 14, 2025
概括
一种新的心脏性休克生存诺米图 (CSSN) 预测心脏性休克患者的30天生存期. 与现有的分数相比,该工具提供了更好的准确性和临床实用性.
科学领域:
- 心脏病学 心脏病学
- 关键护理医学 关键护理医学
- 医疗信息学 医疗信息学
背景情况:
- 心脏性休克 (CS) 患者的严重程度评估缺乏用户友好的工具.
- 制定一个对CS的普遍严重性评估至关重要.
研究的目的:
- 为评估心脏病性休克患者的严重程度开发一个名图.
- 在CS患者中预测30天生存率,不论病因.
主要方法:
- 利用MIMIC-IV数据库确定了1923名CS患者.
- 在训练队列 (70%) 上使用LASSO回归开发了一种多变量Cox模型.
- 纳入的因素包括年龄,血压,氧和,血红蛋白,肌素,葡萄糖,pH,乳酸盐和上腺素的使用.
主要成果:
- 心脏性冲击生存诺米图 (CSSN) 显示出良好的预测准确性 (c-统计:0.75培训,0.73验证).
- CSSN显示预测和实际生存率之间有很强的一致性.
- 在预测指标和临床实用性方面,CSSN的表现优于心脏性冲击评分 (CSS).
结论:
- CSSN是预测CS患者30天生存率的宝贵工具.
- 该名图显示了对管理CS患者的潜在临床实用性.
- 在不同的CS子组中,CSSN表现出了稳健性.
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