Establishment and Evaluation the Review Criteria for Sysmex KX21 Blood Cell analyzer

VernacularTitle:Sysmex KX-21血细胞分析仪复检规则的制定与评价
Author: Shizhong SUN ; Yaxian WENG ; Guang LI
Publication Type:Journal Article
Keywords: Blood Cells; Equipment and Supplies; microscopy; Laboratory Techniques and Procedures
From: International Journal of Laboratory Medicine 2010;31(5):436-437
CountryChina
Language:Chinese
Abstract: Objective To find a proper way for accurate results of blood counts,and provide reference for the user of 3 cluster blood cell analyzer.Methods Based on the results of blood cell analyzer KX21 and International Consensus Review Rules,set up the criteria for blood cell microscopic examination,1700 blood specimen were detected and the results were analyzed according to the criteria..Statistics analysis were made to evaluate the accordance between warnings of analyzer and manual examination,likewise the reliability of the criteria.Results According to the review rules and slide riview positive criteria[1],the true positive ratio,the false positive ratio,the true negative ratio and the false negative ratio were 11.88%(202/1 700),21.88%(372/1 700),64.29% (1 093/1 700) and 1.94% (33/1 700) respectively..No blast cell and immature cell was missed.Conclusion The smear review criteria suggested by the International Consensus Group could facilitate to establish the review criteria for 3 cluster blood cell analyzer..The review rules used on KX21 blood cell analyzer in this study are suitable for our laboratory.