保守氧气治疗与常规氧气治疗对ICU患者死亡率的影响:元分析
1The First Affiliated Hospital of Soochow University, Suzhou 215006, China.
Canadian respiratory journal
|October 23, 2023
概括
保守氧气疗法显著降低了重症患者的短期死亡率,特别是当氧气和目标超过90%时. 这种方法还降低了ICU感染率和ICU获得的软弱的发生率.
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
- 临床试验 临床试验
背景情况:
- 确定最佳的氧气治疗策略对于重症患者至关重要.
- 传统的氧气疗法可能会导致一些患者群体的不良结果.
研究的目的:
- 为了比较保守与常规氧气治疗在重症监护病房 (ICU) 患者的死亡效应.
- 评估二次结果,包括停留时间和新并发症的发生率.
主要方法:
- 进行了随机对照试验 (RCT) 的系统审查和元分析.
- 搜索了主要的数据库 (PubMed,Embase,Cochrane图书馆等) 在2022年8月之前发表的相关研究.
- 数据提取和质量评估由两名独立研究人员进行,使用RevMan 5.4软件进行分析.
主要成果:
- 10个RCT (5779名患者) 的分析表明,保守的氧气治疗显著降低了短期死亡率 (P=0.03).
- 当保守的氧气目标高于90% (RR=0.76,P=0.01) 时,这种益处是显著的.
- 保守氧气治疗也减少了新的ICU感染 (P=0.03) 和重症监护室获得的虚弱 (ICUAW) (P=0.03).
结论:
- 保守氧气疗法与危急病患者的短期死亡率降低有关,特别是较高的氧气和目标.
- 这种方法也可能减少新的ICU感染和ICU获得的弱点的发生率.
- 在90天死亡率或住院时间长度方面没有发现显著差异.
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