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Licensed Unlicensed Requires Authentication Published by De Gruyter June 14, 2022

How to evaluate fixed clinical QC limits vs. risk-based SQC strategies

  • James O. Westgard EMAIL logo , Hassan Bayat ORCID logo and Sten A. Westgard

Corresponding author: James O. Westgard, University of Wisconsin School of Public Health, Madison, WI, USA; and Westgard QC, Inc., 7614 Gray Fox Trail Madison WI 53717, USA, E-mail:

  1. Research funding: None declared.

  2. Author contributions: All authors have accepted responsibility for the entire content of this manuscript and approved its submission.

  3. Competing interests: Authors state no conflict of interest.

  4. Informed consent: Not applicable.

  5. Ethical approval: Not applicable.


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Received: 2022-02-20
Accepted: 2022-06-02
Published Online: 2022-06-14
Published in Print: 2022-08-26

© 2022 Walter de Gruyter GmbH, Berlin/Boston

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