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Clinical Chemistry and Laboratory Medicine (CCLM)

Published in Association with the European Federation of Clinical Chemistry and Laboratory Medicine (EFLM)

Editor-in-Chief: Plebani, Mario

Ed. by Gillery, Philippe / Lackner, Karl J. / Lippi, Giuseppe / Melichar, Bohuslav / Payne, Deborah A. / Schlattmann, Peter

IMPACT FACTOR 2017: 3.556

CiteScore 2017: 2.34

SCImago Journal Rank (SJR) 2017: 1.114
Source Normalized Impact per Paper (SNIP) 2017: 1.188

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Volume 54, Issue 8


Sigma metric or defects per million opportunities (DPMO): the performance of clinical laboratories should be evaluated by the Sigma metrics at decimal level with DPMOs

Abdurrahman Coskun / Wytze P. Oosterhuis
  • Zuyderland Medical Center, Department of Clinical Chemistry and Hematology, Heerlen, The Netherlands
  • Other articles by this author:
  • De Gruyter OnlineGoogle Scholar
/ Mustafa Serteser / Ibrahim Unsal
Published Online: 2016-01-13 | DOI: https://doi.org/10.1515/cclm-2015-1219


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About the article

Corresponding author: Abdurrahman Coskun, MD, School of Medicine, Department of Medical Biochemistry, Acibadem University, Istanbul, Turkey, E-mail:

Received: 2015-12-10

Accepted: 2015-12-11

Published Online: 2016-01-13

Published in Print: 2016-08-01

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

Research funding: None declared.

Employment or leadership: None declared.

Honorarium: None declared.

Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.

Citation Information: Clinical Chemistry and Laboratory Medicine (CCLM), Volume 54, Issue 8, Pages e217–e219, ISSN (Online) 1437-4331, ISSN (Print) 1434-6621, DOI: https://doi.org/10.1515/cclm-2015-1219.

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