高氧和和脑内出血的预后之间的关联
Yu-Tong Zhao1, Ye Yuan1, Yu-Guang Tang1
1Department of Neurosurgery, The Second Affiliated Hospital, Chongqing Medical University, Chongqing, 76 Linjiang Road, Chongqing, 400010, China.
Neurosurgical review
|January 13, 2024
概括
在自发性脑内出血 (sICH) 患者中,高氧和 (SpO2) 超过97%与增加住院死亡率有关. 这一发现表明,自由使用氧气可能对SICH的预后有害.
科学领域:
- 神经学 神经学
- 临界护理医学 临界护理医学
- 肺部医学 肺部医学
背景情况:
- 人们越来越担心过度使用氧气会产生不良影响.
- 这项研究涉及高氧和对自发性脑内出血 (sICH) 后患者结果的影响.
研究的目的:
- 调查高氧和度与sICH患者的短期预后之间的关联.
- 评估与在SICH患者中自由使用氧气相关的风险.
主要方法:
- 一项回顾性队列研究,利用MIMIC-III数据库 (ICU队列) 和三级中风中心 (一般病房队列) 的数据.
- 在ICU和普通病房患者的前24小时内提取脉冲氧度计衍生氧和 (SpO2) 数据.
主要成果:
- 在ICU队列中观察到最低SPO2和住院死亡率之间的非线性,形关联 (P<0.0001).
- 最低SPO2>97%与ICU队列中较高的住院死亡风险显著相关,即使经过对混因素的调整.
- 在一般病房队列中也发现了类似的关联,时间加权平均SPO2>97%显著与两组队列的住院死亡率有关.
结论:
- 在接受自由氧的sICH患者中,较高的SpO2水平,特别是最小的SpO2>97%,似乎没有回报.
- 氧和度升高可能会对SICH患者的短期预后产生潜在的有害影响.
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