Posted by Sten Westgard, MS

A recent paper in Annals of Laboratory Medicine noted that the New-Generation Proficiency Testing program of the Korean Association of Quality Assurance for Clinical Laboratory:

Sigma-Metrics of Electrolyte Tests From a Recently Launched New-Generation Proficiency Testing Program of the Korean Association of Quality Assurance for Clinical Laboratory, Hee Jun Huh, Yun Mi Park, Seungok Lee, Chunhwa Ihm, Soyeon Seo, Sang Gon Lee, Joonseok Par, Hae-il Park,  Ann Lab Med 2017;37:339-342.

 Here they are using a two-sided Six Sigma Method Decision Chart.

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