Hematological external quality control studies. Experience interlaboratory comparison results
Article deals with the existing concept and methodology of external quality control in clinical diagnostic laboratories. External control was performed for Cell Blood Counting of human peripheral blood among Ukrainian laboratories for 12 years. Blood analyses was performed on hematology analyzers of different producers. Control material (specially prepared blood) was distributed to participators of system, results of analyses put in special application sheet, statistic results with recommendations sent to all participators. Target of named external control - comparability of hematological analyses independently of laboratory equipment and reagents.