一个随机试验中的脆弱性和ICU获得感染的风险:一个协议和统计分析计划
Shannon M Fernando1,2, John Muscedere1, Bram Rochwerg3,4
1Department of Critical Care Medicine, Queen's University, Kingston, Ontario, Canada.
BMJ open
|November 17, 2025
概括
住院患者的脆弱性增加了呼吸器相关肺炎 (VAP) 和其他重症监护室 (ICU) 感染的风险. 脆弱的个体也面临更长的住院时间和更高的死亡率.
科学领域:
- 关键护理医学 关键护理医学
- 传染性疾病 传染性疾病
- 老年病的医生 老年病的医生
背景情况:
- 脆弱个体的免疫失调可能会增加对感染的易感性.
- 住院,脆弱的患者面临着包括感染在内的不良结果的风险增加.
- 虚弱是影响重症患者结果的重要因素.
研究的目的:
- 为了确定基线脆弱性是否与患有呼吸机相关肺炎 (VAP) 或其他ICU获得感染的风险有关,在侵袭性通风的成年人中.
- 调查虚弱和住院时间,出院倾向和生命状态之间的关系.
- 为改善患者管理和在脆弱的住院人群中进行未来研究提供证据.
主要方法:
- 来自三个国家的44个ICU的PROSPECT试验数据的二次分析.
- 考克斯比例危险回归分析,以评估虚弱与临床结果的关联.
- 对基线变量进行调整,以提供调整后的危险比率 (HRs) 或几率比率 (ORs) 以95%的置信区间 (CI).
主要成果:
- 虚弱与VAP和其他ICU获得感染的风险增加有关.
- 与非脆弱患者相比,脆弱的患者在医院住院时间更长.
- 虚弱与出院到长期护理机构的可能性更高以及死亡率增加相关.
结论:
- 基线脆弱性是VAP,其他ICU获得的感染,长时间住院和侵袭性通风成年人死亡率的重要预测因素.
- 识别和管理重症患者的脆弱性对于改善结果至关重要.
- 这些发现支持在ICU环境中进行脆弱性评估的必要性,以指导临床护理和研究.
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