OLYMPUS AU5421型全自动生化分析仪电解质模块应用的评价  

Evaluation on application of electrolyte module in OLYMPUS AU5421 Automatic Biochemical Analyzer

作　　者：潘婕[1] 罗浔阳[1] 胡晓菡[1] 张葵[1] 

机构地区：[1]南京大学医学院附属南京鼓楼医院检验科,江苏南京210008

出　　处：《国际检验医学杂志》2014年第9期1177-1178,1180,共3页International Journal of Laboratory Medicine

基　　金：南京市医学科技发展项目(YKK11097)

摘　　要：目的评价OLYMPUS AU5421型全自动生化分析仪电解质模块测定K+、Na+、Cl-的性能。方法采用OLYMPUS AU5421型全自动生化分析仪电解质模块测定K+、Na+、Cl-,并进行其检测精密度、准确度、线性范围、交叉污染评价及仪器检测结果的比对。依据美国临床实验室标准化协会(CLSI)EP6-A、EP9-A2文件方法,计算线性回归方程和回归系数。结果K+、Na+、Cl-的批内精密度分别为0.328%、0.306%、0.343%,批间精密度分别为0.780%、1.012%、0.985%,线性方程回归系数均大于0.999;其交叉污染率分别为1.066%、0.812%及0.858%。结论 OLYMPUS AU5421型全自动生化分析仪电解质模块具有精密度、准确度、线性范围优良,交叉污染率低的优点。Objective To evaluate the performance of electrolyte module in OLYMPUS AU5421 Automatic Biochemical Analy-zer in K^＋ ,Na^＋ ,Cl^- detection .Methods Electrolyte module in OLYMPUS AU5421 Automatic Biochemical Analyzer was employed to detect K^＋ ,Na^＋ ,Cl^- ,and their precision ,accuracy ,linearity range ,cross-contamination and the test results of instruments were compared .The linear regression equation and regression coefficients were calculated according to the methods of Clinical and Labo-ratory Standards Institute（CLSI） EP6-A ,EP9-A2 documents .Results The within-run precisions of K ^＋ ,Na^＋ ,Cl^- were 0 .328% , 0 .306% ,0 .343% ,respectively ,and their between-run precisions were 0 .780% ,1 .012% ,0 .985% ,respectively .Their regression coefficients of linear equation were all greater than 0 .999 ,and their cross-contamination rate were 1 .066% ,0 .812% and 0 .858% , respectively .Conclusion Electrolyte module in OLYMPUS AU5421 Automatic Biochemical Analyzer modules has advantages of good precision ,accuracy ,linear range ,and low cross-contamination rate .

关 键 词：精密度 准确度 线性范围 生化分析仪 交叉污染 

分 类 号：R446[医药卫生—诊断学]