乳酸与白蛋白比率与肝衰竭死亡率之间的关联:一项回顾性队列研究
1Department of Infectious Diseases, The Affiliated Hospital of Guizhou Medical University, No.28 Guiyi Street, Yunyan District, Guiyang City, Guizhou Province, China.
BMC infectious diseases
|March 29, 2025
概括
乳酸与白蛋白的比率 (LAR) 有效地预测肝衰竭患者的死亡率. 升高的LAR表明在医院死亡的风险明显更高,提供了有价值的预后工具.
科学领域:
- 关键护理医学 关键护理医学
- 肝病学 肝病学是一种肝病学.
- 生物标志物研究 生物标志物研究
背景情况:
- 肝衰竭带来了高死亡率与有限的预测工具.
- 乳酸与白蛋白比率 (LAR) 显示出作为一种危急疾病预测指标的前景.
- 目前,LAR在肝衰竭死亡率中的预后作用尚未被探索.
研究的目的:
- 调查乳酸与白蛋白比率 (LAR) 与肝衰竭患者全因死亡率之间的相关性.
- 确定LAR对该人群住院死亡率的预测值.
主要方法:
- 来自MIMIC-IV数据库 (2008-2019) 的902名肝衰竭患者的回顾性分析.
- 在ICU入院后24小时内计算初始乳酸与白蛋白比率 (LAR).
- 卡普兰-梅尔分析,多变量考克斯回归和ROC曲线,以评估LAR与死亡率和预测准确性的关联.
主要成果:
- 在研究队列中观察到32.26%的死亡率.
- 升高的LAR显著与增加的住院死亡率相关 (P < 0.001).
- LAR表现出独立的预测值 (HR1.66),AUC为0.755,优于乳酸,白蛋白和MELD得分.
结论:
- 乳酸与白蛋白比率 (LAR) 是肝衰竭患者全因死亡率的有价值且独立的预测指标.
- LAR提供了一种方便和有效的预后标记,用于评估肝衰竭死亡风险.
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