Construct · 1 fields · 1 citations

sigma metric: a standalone construct

One name. One construct. A landmark on the map.

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sigmametric1 CONSTRUCTSigma metricWESTGARD · CLINICAL LABORATORY

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Clinical laboratory science

the allowable error minus bias, divided by imprecision, expressing a laboratory test's performance on a Six Sigma scale.

In clinical laboratory science, sigma metric refers to the allowable error minus bias, divided by imprecision, expressing a laboratory test's performance on a Six Sigma scale. This meaning comes from Westgard (2006) in American Journal of Clinical Pathology.[1]

Unit
Recovery means
Measured by

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Nearby constructs

bias6 fields · 8 citationsjingle · one name, six constructserror4 fields · 8 citationsjingle · one word, four constructsmetric4 fields · 4 citationsjingle · one word, four constructs

References

  1. Westgard, J. O., & Westgard, S. A. (2006). The Quality of Laboratory Testing Today: An Assessment of σ Metrics for Analytic Quality Using Performance Data From Proficiency Testing Surveys and the CLIA Criteria for Acceptable Performance. American Journal of Clinical Pathology, 125(3), 343-354. https://doi.org/10.1309/v50h4frvvwx12c79

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