Lesson 3 (Optional): Do you want to review basic statistical QC practices? In QC - The Idea, Dr. Westgard describes the basic concept and terminology of QC. QC - The Practice provides an overview of the entire process of planning, implementing, and operating statistical QC procedures in laboratories, and provides links to more detailed materials.  Internet Tools for QC Training gives you access to a suite of interactive tools for calculations, plotting, simulation, training, and checking QC data. (Revised 11/99)

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Objectives: Review the basic concept of statistical QC.  Review QC terminology, particularly the nomenclature for control rules.  Review the overall process of establishing a laboratory QC procedure.    Web materials: Lesson: QC - The Idea  Application: QC - The Practice  Essay: QC - Internet tools for QC Training  Things to do: Study the materials.  Use the links to expand your study as necessary.  For the details of preparing control charts, try the link to QC - The Levey-Jennings chart. Look at QC - The Multirule Procedure for more detailed explanation of control rules. See QC- The Multirule Interpretation for detailed interpretation of control rules.  Review how your laboratory does QC for a cholesterol test.  Review your laboratory's inservice training materials for QC.  Review the assignments of QC responsibility in your laboratory.  Assessment: View the Answers What control materials are used for your laboratory's cholesterol test?  How does your laboratory establish control limits for its cholesterol test?  What control rule(s) is being used?  What's a 13s/22s/R4s N=2 QC procedure?  How would you set up control charts to implement a 13s/22s/R4s control  procedure?  Who's responsible for deciding what QC procedure is used on a test in your laboratory?  Who's responsible for the QC training for your personnel?  Return to the top  View the Participant Q & A

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