[红血细胞 (RBC) 输血在断奶过程中长期使用机械通风的患者中的作用]
Henry Schäfer1, Jan Edel1, Carlos Martinez2
1Pneumologie, Kardiologie und Beatmungsmedizin, Gastroenterologie, Bürgerhospital Frankfurt, Frankfurt, Deutschland.
Pneumologie (Stuttgart, Germany)
|September 17, 2024
概括
在需要长期机械通风的患者中,红细胞输血不会改善结果. 输血患者经历了更长的断奶时间和更高的死亡率,这表明了限制性输血实践.
科学领域:
- 临界护理医学 临界护理医学
- 血液学 血液学 血液学
- 肺部病理学 肺部病理学
背景情况:
- 贫血常见于需要长时间机械呼吸的患者.
- 红细胞 (RBC) 输血在这种患者群体中的作用尚不清楚.
研究的目的:
- 研究红细胞输血对机械通风患者断奶时间和成功的影响.
- 评估红细胞输血对该队列死亡率的影响.
主要方法:
- 从断奶单位回顾分析患者数据.
- 倾向性得分匹配用于比较患有类似疾病严重程度的输血和未输血患者 (简化急性生理学得分 - SAPS).
- 分析包括31名输血和31名匹配的非输血患者.
主要成果:
- 输血患者与未输血患者 (1.35天) 相比,输血患者的断奶时间更长 (3.26天).
- 在输血组中,断奶失败的风险翻了一番.
- 输血患者 (25.8%) 与未输血患者 (6.5%) 的死亡率更高,尽管在统计学上并不显著.
结论:
- 红细胞输血不会改善长期机械呼吸和贫血患者的预后.
- 输血与增加的死亡率和长时间的断奶有关.
- 在这种患者群体中,建议对红细胞输血进行限制性指示.
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