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常用肾功能指标对老年人肾小球滤过率判断的应用价值
引用本文:苏勇,梁源,陈代陆.常用肾功能指标对老年人肾小球滤过率判断的应用价值[J].解放军保健医学杂志,2010(2):85-87.
作者姓名:苏勇  梁源  陈代陆
作者单位:成都军区昆明总医院干部病房;
摘    要:目的了解常用肾功能指标判断肾小球滤过率(GFR)的价值。方法老年患者105例,分为肾病组、非肾病1组(年龄〈80岁)、非肾病2组(年龄≥80岁),测血清尿素氮(BUN)、血清肌酐(SCr)、血清半胱氨酸蛋白酶抑制剂C(Cys—C),计算MDRD方程,各指标作相关分析与回归分析,组内异常率比较。结果非肾病组BUN、SCr异常率(18.57%、12.86%)与Cys—C异常率(1.43%)比较,差异有统计学意义(P〈0.001,P〈0.01);肾病组BUN、SCr异常率(60.00%、65.71%)与Cys—C异常率(54.29%)比较,差异无统计学意义(P〉0.05)。全部患者Cys—C与年龄、简化MDRD方程(eGFRa)、中国改良MDRD方程7(C—eGFR7)、中国改良简化MDRD方程(C—eGFRa)相关,相关系数(r)分别为0.414、-0.677、-0.736、-0.677,有统计学意义(P〈0.001);与改良MDRD方程7(eGFR7)r=-0.258,有统计学意义(P〈0.05);3个组间Cys—C与eGFR7、C—eGFR7、C—eGFRa的直线回归方程有统计学意义。结论Cys—C特异性高于BUN、SCr,能够更准确反映老年患者GFR;C—eGFR7、C—eGFRa准确性高于eGFR7、eGFRa。

关 键 词:肾小球滤过率  肾功能指标  半胱氨酸蛋白酶抑制剂C  MDRD方程  老年

Application value of common renal function markers for judging glomerular filtration rate in aged people
SU Yong,LIANG Yuan,CHEN Dai-lu.Application value of common renal function markers for judging glomerular filtration rate in aged people[J].Journal Of Health Care And Medicine in Chinese Pla,2010(2):85-87.
Authors:SU Yong  LIANG Yuan  CHEN Dai-lu
Institution:Geriatric Department;Kun Ming General Hospitat of PLA;Kun Ming 650032;China
Abstract:Objective To evaluate the application value of commom clinical renal function markers for judging glomerular filtration rate(GFR)in Aged People. Methods One hundred and five cases of gerontic patients in hospital were divided into one group with kidney disease and two other groups without kidney disease in different ages(age=80). Serum creatinine(SCr),serum urea nitrogen(BUN),serum cystatin C(Cys-C)concentration were determined to calculate modified MDRD equations. Contrast all the items between three group...
Keywords:Glomerular filtration rate (GFR)  Renal function markers  Cystatin C  Modification of diet in renal disease study(MDRD)  Elderly
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