在重症患者中对外周 perfusion 的多模式评估:试点研究
Zoé Demailly1,2, Elena Modica3, Eva Vitali3
1Department of Intensive Care, Erasme Hospital, Brussels University Hospital, Université Libre de Bruxelles, Brussels, 1070, Belgium. zoe.demailly@chu-rouen.fr.
Annals of intensive care
|October 31, 2025
概括
床边外周 perfusion 评估,如毛细血管补充时间 (CRT),与患者的结果有很强的相关性. CRT和Mottling Score (MS) 最好预测ICU死亡率,为重症患者提供有价值的预后信息.
科学领域:
- 关键护理医学 关键护理医学
- 血液动力学 血液动力学
- 临床评估 临床评估
背景情况:
- 周围输液受损是重症患者不良结果的关键指标.
- 了解床边评估工具之间的关系对于准确的预后至关重要.
研究的目的:
- 评估由常见的床边外周 perfusion 参数提供的预后信息.
- 评估不同ICU子组的参数重叠和互补性.
主要方法:
- 在成人ICU患者的第1天同时测量6个外周 perfusion 参数.
- 参数包括周围输液指数 (PPI),蒙分数 (MS),毛细血管补充时间 (CRT),温度梯度 (ΔT),皮肤血流 (SBFBT) 和组织氧化 (rSO2).
- 分析重点是参数相关性,子组一致性和ICU死亡率的预测.
主要成果:
- 在PPI,CRT,SBFBT和ΔT之间观察到强烈的相关性.
- 相关性在循环休克中最强,在急性脑损伤 (ABI) 和急性呼吸衰竭 (ARF) 小组中较弱.
- 毛细管补充时间 (CRT) 显示了ICU死亡率的最高预测值 (AUC=0.75),其次是MS (AUC=0.72).
结论:
- 大多数床边外周 perfusion 参数是相互关联的,特别是 PPI,SBFBT和 ΔT.
- 前臂组织氧化 (rSO2) 的相关性较差,预测值有限.
- 毛细血管补充时间 (CRT) 成为预测ICU死亡率的最可靠的床边标记.
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