目的 分析术前肾功能不全高危心脏手术患者的预后及相关危险因素,评价估算的肾小球滤过率(estimated glomerular filtration rate,eGFR)预测患者预后不良的准确性。 方法 将2005年1月至2009年12月期间上海交通大学医学院附属仁济医院收治的成年心脏病并行手术患者2 151例纳入研究,其中男1 267例,女884例;平均年龄58.7 (18~99)岁。分析术前肾功能不全患者的临床特征、术后并发急性肾损伤(acute kidney injury,AKI)的严重程度及患者预后,对围术期可能造成术后并发AKI的危险因素进行logistic多因素回归分析。应用受试者工作特征曲线(receive operating characteristic curve,ROC)评价eGFR预测患者行肾脏替代治疗(renal replacement treatment,RRT)及院内死亡的准确性。 结果 术前肾功能不全221例(10.27%),其中124例(56.11%)术后发生AKI。术前肾功能不全患者年龄大,高血压、糖尿病等基础合并症多,需行RRT比率高,患者预后不良。随着术前eGFR的下降,患者死亡率显著升高,术前有肾功能不全且术后并发AKI者死亡率高。Logistic逐步回归模型提示:高血压(OR=4.497,P=0.003)、术后中心静脉压(CVP)<6 cm H2O (OR=16.410,P=0.000)及术后CVP>14 cm H2O (OR=5.178,P=0.013)是术前肾功能不全患者术后并发AKI的独立危险因素。应用eGFR预测患者院内死亡的ROC曲线下面积为0.691,95%可信区间为0.630-0.752 (P=0.000);应用eGFR预测术后行RRT的ROC曲线下面积为0.704,95%可信区间为0.614-0.795 (P=0.001)。 结论 术前肾功能不全患者年龄大、合并症多、术后并发AKI比率高,患者预后不良。高血压、术后CVP<6 cm H2O及CVP>14 cm H2O是术前肾功能不全且术后并发AKI的独立危险因素。eGFR可以有效预测心脏手术患者肾脏预后不良及发生院内死亡的风险。
引用本文:
王旭冬,车妙琳,谢波,连锋,胡振雷,薛松. 术前合并肾功能不全心脏手术患者的预后及相关危险因素分析. 中国胸心血管外科临床杂志, 2013, 20(3): 278-283. doi: 10.7507/1007-4848.20130087
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Palomba H, de Castro I, Neto AL, et al. Acute kidney injury prediction following elective cardiac surgery:AKICS Score. Kidney Int, 2007, 72(5):624-631.
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Schrier RW, WANG W, Poole B, et al. Acute renal failure:definitions, diagnosis, pathogenesis, and therapy. J Clin Invest, 2004, 114(1):5-14.
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Charuhas VT, Worley S, Arrigain S, et al. Improved survival in acute kidney injury after cardiac surgery. Am J Kidney Dis, 2007, 50(5):703-711.
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National Kidney Foundation. K/DOQI clinical practice guidelines for chronic kidney disease:evaluation, classification, and stratification. Am J Kidney Dis, 2002, 39(2 Suppl 1):s1-s266.
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Mehta RL, Kellum JA, Shah SV, et al. Acute kidney injury network:report of an initiative to improve outcomes in acute kidney injury. Crit Care, 2007, 11(2):31.
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Akman B, Bilgic A, Sasak G, et al. Mortality risk factors in chronic renal failure patents after coronary artery bypass grafting. Ren Fail, 2007, 29(7):823-828.
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Dasta JF, Kane Gill SL, Durtschi AJ, et al. Costs and outcomes of acute kidney injury (AKI) following cardiac surgery. Nephrol Dial Transplant, 2008, 23(6):1970-1974.
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- 1. Palomba H, de Castro I, Neto AL, et al. Acute kidney injury prediction following elective cardiac surgery:AKICS Score. Kidney Int, 2007, 72(5):624-631.
- 2. Schrier RW, WANG W, Poole B, et al. Acute renal failure:definitions, diagnosis, pathogenesis, and therapy. J Clin Invest, 2004, 114(1):5-14.
- 3. Charuhas VT, Worley S, Arrigain S, et al. Improved survival in acute kidney injury after cardiac surgery. Am J Kidney Dis, 2007, 50(5):703-711.
- 4. National Kidney Foundation. K/DOQI clinical practice guidelines for chronic kidney disease:evaluation, classification, and stratification. Am J Kidney Dis, 2002, 39(2 Suppl 1):s1-s266.
- 5. Mehta RL, Kellum JA, Shah SV, et al. Acute kidney injury network:report of an initiative to improve outcomes in acute kidney injury. Crit Care, 2007, 11(2):31.
- 6. Akman B, Bilgic A, Sasak G, et al. Mortality risk factors in chronic renal failure patents after coronary artery bypass grafting. Ren Fail, 2007, 29(7):823-828.
- 7. Dasta JF, Kane Gill SL, Durtschi AJ, et al. Costs and outcomes of acute kidney injury (AKI) following cardiac surgery. Nephrol Dial Transplant, 2008, 23(6):1970-1974.