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Clinical significance of the ratio of C-reactive protein to albumin for predicting ARDS in patients with uroseptic shock
Author(s): JIANG Wenqiang, ZENG Wenxin, ZHU Gaofeng, CHEN Chunbo, HUANG Linqiang, ZENG Hongke
Pages: 577-
580
Year: 2014
Issue:
7
Journal: Chinese Journal of Critical Care Medicine
Keyword: C-reactive protein (CRP); Albumin (ALB); Uroseptic shock; Prognosis; Acute respiratory distress syndrome (ARDS); Capillary leakage;
Abstract: 目的 探讨尿感染性休克患者血清C反应蛋白(CRP)、白蛋白(ALB)比值(CRP/ALB)对预测7d急性呼吸窘迫综合征(ARDS)的临床价值.方法 回顾性分析我院ICU 2010-09-01 ~2013-08-31尿感染性休克患者53例.患者于入ICU后采外周静脉血,检测全血常规、CRP、ALB,前7d每天进行急性生理功能和慢性健康状况评分系统Ⅱ(APACHEⅡ)和脓毒症相关的脏器衰竭评分(SOFA),根据7d内是否合并ARDS分成尿感染性休克组和ARDS组.比较两组入选时CRP、ALB和CRP/ALB,第7天氧合指数(PaO2/FiO2)、APACHEⅡ评分和SOFA评分,Spearman秩相关分析入选时CRP/ALB与第7天PaO2/FiO2、APACHEⅡ评分、SOFA评分的关系,受试者工作特征(ROC)曲线下面积法检验入选时CRP/ALB的预测效力.结果 ARDS组与尿感染性休克组患者入选时血清CRP、ALB浓度比较差异无统计学意义(P均>0.05),但ARDS组CRP/ALB显著高于存活组(P<0.05);第7天ARDS组PaO2/FiO2显著低于尿感染性休克组,APACHEⅡ评分和SOFA评分显著高于尿感染性休克组(P均<0.05).入选时CRP/ALB与第7天PaO/FiO2呈显著负相关,与APACHEⅡ评分和SOFA评分呈显著正相关(P均<0.05);预测7d内是否合并ARDS的ROC曲线下面积0.677±0.091(P =0.046,95% CI 0.499 ~0.855),最佳截断点2.42,此时敏感度为73.3%,特异度57.9%.结论 CRP/ALB可预测尿感染性休克即将发生的ARDS,其对于评估毛细血管渗漏、指导液体复苏和预后预测等可能是一个有用的工具,值得进一步研究探讨.
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