Practical application of Sigma Metrics QC procedures in clinical chemistry

Clinical Chemistry and Laboratory Medicine

Volumn 49, Issue 11, 2011, Pages 1837-1843

  Schoenmakers, Christian H H ^a   Naus, Andre J M ^b   Vermeer, Henricus J ^c,d   Van Loon, Douwe ^e   Steen, Gerard ^f  

^a ELKERLIEK HOSPITAL   (Netherlands)

^b LAURENTIUS HOSPITAL   (Netherlands)

^c Tergooiziekenhuizen ^*  (Netherlands)

^d ALBERT SCHWEITZER HOSPITAL   (Netherlands)

^e ST ANTONIUS HOSPITAL   (Netherlands)

^f MEDICAL CENTER HAAGLANDEN   (Netherlands)

Author keywords

Practical application; Quality control procedures; Sigma Metrics; Six Sigma; Westgard rules

Indexed keywords

ASPARTATE AMINOTRANSFERASE; CREATINE KINASE; SODIUM;

ARTICLE; CALCULATION; CLINICAL CHEMISTRY; CLINICAL LABORATORY; COMPARATIVE STUDY; METRIC SYSTEM; PRIORITY JOURNAL; QUALITY CONTROL;

BIOLOGICAL MARKERS; CHEMISTRY, CLINICAL; DATA INTERPRETATION, STATISTICAL; HUMANS; LABORATORIES; QUALITY CONTROL; SOFTWARE; VALIDATION STUDIES AS TOPIC;

EID: 80755169610     PISSN: 14346621     EISSN: 14374331     Source Type: Journal    
DOI: 10.1515/CCLM.2011.249     Document Type: Article

References (7)

1. Gras JM, Philippe M. Application of the Six Sigma concept in clinical laboratories: a review. Clin Chem Lab Med 2007;45: 789-96. (Pubitemid 46956235)
2. Westgard JO, Klee GG. Quality management. In: Burtis CA, Ashwood ER, Bruns DE, eds. Tietz textbook of clinical chemistry and molecular diagnostics St. Louis, MO: Elsevier Saunders, 2006:485-529.
3. Ricós C, Alvarez V, Cava F, Garcia-Lario JV, Hernandez A, Jimenez CV, et al. Desirable Specifications for total error, imprecision, and bias, derived from intra- and inter-individual biologic variation. The 2010 update. http://www.westgard.com/biodatabase1.htm.
4. Westgard JO, Hytoft Petersen P, Wiebe DA. Laboratory process specifications for assuring quality in the U.S. National Cholesterol Education Program (NCEP). Clin Chem 1991;37:656-61.
5. Westgard JO. Charts of Operational Process Specifications (OPSpecs Charts) for assessing the predicione, accuracy, and quality control needed to satisfy proficiency testing criteria. Clin Chem 1992;38:1226-33.
6. Westgard JO, Stein B, Westgard SA, Kennedy R. QC Validator 2.0: a computer program for automatic selection of statistical QC procedures in healthcare laboratories. Comput Meth Prog Bio 1997;53:175-86. (Pubitemid 27305436)
7. Westgard JO, Stein B. An automatic process for selecting statistical QC procedures to assure clinical or analytical quality requirements. Clin Chem 1997;43:400-3. (Pubitemid 27066511)