Guest Essay
We are pleased to publish an English translation of the LABAC-SFBC guidance on IQC. These are French recommendations, and the journal has graciously allowed us to share the publication of an English translation of the journal. Copyright: JLE, 2026 • doi: 10.1684/abc.2026.2059
We're delighted to have Jagdish Chandarana, MS, contribute a guest article on post-analytical metrics, assessed on the Six Sigma scale. Often the post-analytical phase is considered the least error-prone, but sometimes generalities don't prove true for individual labs.
55,000 NHS patients in the UK were misdiagnosed with diabetes due to instrument bias. Is there anything labs can learn from this?
We were grateful to have Dr. Kathleen Freeman provide us with a review of a recent HbA1c bias issue in the NHS. Now the principals have responded to her article, giving us more insight into the scope and danger of the issue.
In an extended review of the new CLSI EP21 standard, Dr. Paulo Pereira discusses how this guideline reaffirms total analytical error as the primary principle for quantitative performance assessment.