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xue ji zuo ce ding fang fa de bi jiao
Author(s): 
Pages: 23
Year: Issue:  4
Journal: THE MEDICAL JOURNAL OF INDUSTRIAL ENTERPRISE

Keyword:  电极法化学法精密度方法对比试验线性试验;
Abstract: 目的:BeckmanCX7全自动生化仪在检测血肌酐时电极法与化学法的性能.方法:分别采用两种方法测定血肌酐值进行精密度试验,以化学法为比较法,电极法为实验方法,对两种方法的相关性作比较分析,同时按NCCLS线性评价方法[1]进行线性评价试验.结果:(1)精确度:电极法变异系数为0.7%~2.5%,化学法变异系数为1.79%~5.63%;(2)相关性:y=0.983x-0.098 r=0.995;(3)线性:电极法和化学法测定血肌酐的线性范围分别为0.2250umol/L及0.2000umol/L.结论:两种方法的精密度、线性均符合临床要求.
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