毛细血管补充时间在败血症患者的预后价值:前性队列研究
Lina Ma1, Zhijie Cao1, Hu Peng1
1School of Nursing, Xinjiang Medical University, Urumqi, China.
Nursing in critical care
|February 2, 2026
概括
毛细血管补充时间 (CRT) 有效预测败血症的结果. 长达3小时的CRT测量表明风险更高,指导早期干预,改善患者在败血症管理中的预后.
科学领域:
- 关键护理医学 关键护理医学
- 败血症病理生理学病理生理学
- 微循环功能障碍 微循环功能障碍
背景情况:
- 败血症引起的器官功能障碍源于宿主反应失调,尽管血液动力学稳定,但经常持续存在.
- 微循环障碍是败血症的关键,但它们的动态预后价值尚未得到充分研究.
- 毛细血管补充时间 (CRT) 是微循环 perfusion 的床边指标.
研究的目的:
- 在败血症患者中监测CRT的变化.
- 评估CRT在败血症管理期间的不同时间点的预测能力.
主要方法:
- 86名接受捆绑治疗的败血症患者的前性队列研究.
- 在八个时间点测量CRT,乳酸 (Lac) 和中央静脉压 (CVP) (预处理到72小时).
- 相关性分析 (斯皮尔曼) 和接收器运行特征 (ROC) 曲线分析用于预后价值.
主要成果:
- 在所有测量时间点上,幸存者和非幸存者之间CRT和乳酸盐的显著差异.
- CRT与乳酸和CVP有很强的相关性,特别是在非幸存者中.
- 在治疗后3小时的CRT测量显示出最高的预后值 (AUC = 0.981).
结论:
- 毛细血管补充时间 (CRT) 是败血症的显著预后标志物.
- 治疗后3小时的CRT测量是败血症结果的强有力的预测指标.
- 床边CRT监测可以指导早期治疗决策和败血症患者优先考虑.
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