About the Author(s)


Marli van Heerden Email symbol
National Health Laboratory Service, Johannesburg, South Africa

Faculty of Health Sciences, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

Jaya A. George symbol
National Health Laboratory Service, Johannesburg, South Africa

Faculty of Health Sciences, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

Siyabonga Khoza symbol
National Health Laboratory Service, Johannesburg, South Africa

Faculty of Health Sciences, Charlotte Maxeke Johannesburg Academic Hospital, University of the Witwatersrand, Johannesburg, South Africa

Citation


Van Heerden M, George JA, Khoza S. Corrigendum: The application of sigma metrics in the laboratory to assess quality control processes in South Africa. Afr J Lab Med. 2023;12(1), a1996. https://doi.org/10.4102/ajlm.v12i1.1996

Note: DOI of original article published: https://doi.org/10.4102/ajlm.v11i1.1344

Correction

Corrigendum: The application of sigma metrics in the laboratory to assess quality control processes in South Africa

Marli van Heerden, Jaya A. George, Siyabonga Khoza

Published: 15 May 2023

Copyright: © 2023. The Author(s). Licensee: AOSIS.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

In the published article, Van Heerden M, George JA, Khoza S. The application of sigma metrics in the laboratory to assess quality control processes in South Africa. Afr J Lab Med. 2022;11(1):a1344. https://doi.org/10.4102/ajlm.v11i1.1344, there was an error. The incorrect Sigma metric calculation was stated.

The correction has now been made on page 2 in the Methods section, under Data collection and analysis, paragraph 4 and should read:

The original paragraph:

Sigma metrics were calculated for each analyte on two levels as follows:

The revised and updated paragraph:

Sigma metrics were calculated for each analyte on two levels as follows:

The authors apologise for this error. The correction does not change the study’s findings of significance or overall interpretation of the study’s results or the scientific conclusions of the article in any way.