11 Questions
What is an essential component of laboratory's quality assurance programs?
Personnel competency assessment
How often should the competency of each laboratory personnel be assessed according to the text?
Semiannually during the first year and then annually
Which method is not mentioned in the text as a key component of laboratory quality control programs?
Moving average analysis in analyzers
Who introduced the 'Average of normals' (AON) method for systematic error detection in biochemical analyses?
Michael Waid and Robert Hoffmann
Which method involves comparing each patient's results with previous results to detect errors in analyzers?
'Average of normals' (AON) method
Who advocated for the practice of repeated assaying of whole blood samples from two successive days instead of control samples?
Frank Ductra
Which group introduced computer simulations for quality control in laboratory management?
Torsten Aronson, CarlHenric de Verdier, Torgny Groth
Who introduced the 'six sigma theory' in clinical chemistry?
Westgard
What is the main advantage of using automated analyzers in clinical laboratories?
They save time and cost in the long run
What is one key contribution of Carmen Ricos and her group of Spanish researchers discussed in the text?
Introduced the concept of 'OPSpecs charts'
How many different concentrations of quality control (QC) materials are generally necessary for adequate statistical QC?
Two concentrations
Explore the historical advancements in quality control for hematology analyzers, such as the introduction of erythrocyte indexes by Dennis Dorsay, and the 'Average of normals' method by Michael Waid and Robert Hoffmann. Learn about key figures and innovations in the field.
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