Evaluation on method performance decision chart of automatic blood coagulation analyzer / 国际检验医学杂志

ABSTRACT

Objective To adopt the method performance decision chart to evaluate the performance of the Stago R Evolution au-tomatic blood coagulation analyzer .Methods The method performance decision chart was drawn by the results of external quality assessment and internal quality control according to the requirement of the total error in the clinical laboratory improvement amend-ment (CLIA′88) .The 6 indexes of 3 items including prothrombin time(PT) ,activated partial thromboplastin time(APTT) and fi-brin (Fg) were analyzed .Results The 2 indexes of the PT normal level and APTT abnormal level in the automatic blood coagula-tion analyzer were qualified .The PT abnormal level was fine and 3 indexes of the APTT normal level ,Fg normal level and abnormal level were excellent .Conclusion Six indexes of automatic blood coagulation analyzer could be evaluated by the method evaluation decision chart and it was more directly and clearly compared with σvalue statistical table .