Practical education

Guides for the laboratory work that rarely gets explained clearly.

This page will eventually show the latest article published from the future admin system. For now, it uses static placeholder drafts so each topic has a home before the researched articles are written.

QC Verification~12 minFeatured draft

New Reagent Lot Verification - A Complete Walkthrough

Why lot verification matters, how to design the comparison, how to interpret APS bias, what to do when a lot fails, and how to document the outcome.

This is not a real article yet; this placeholder marks the reagent lot verification guide that will be researched and written first.

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Acceptance Criteria~8 minPlaceholder

Understanding RCPAQAP Analytical Performance Specifications

A plain-language explanation of APS limits, basis categories, and how to apply RCPAQAP criteria in routine laboratory decisions.

This is not a real article yet; this placeholder marks the RCPAQAP APS guide that will be written after proper research.

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QC Rules~10 minPlaceholder

Westgard Rules Explained - Which Rules, When, and Why

How common Westgard rules detect random and systematic error, and how to choose a rule set that fits the clinical risk of an assay.

This is not a real article yet; this placeholder marks the Westgard rules guide that will be written after proper research.

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QC Targets~6 minPlaceholder

QC Target Re-establishment After a Lot Change

Why 5 runs can verify a lot but cannot establish new targets, how to accumulate 20 data points, and how to document the transition.

This is not a real article yet; this placeholder marks the QC target re-establishment guide that will be written after proper research.

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Statistics~7 minPlaceholder

Grubbs Test for Outliers - When to Use It and When Not To

The statistical logic behind outlier detection in small datasets, what exclusion does and does not mean, and how to document judgement.

This is not a real article yet; this placeholder marks the Grubbs test guide that will be written after proper research.

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Analytical Quality~9 minPlaceholder

Total Allowable Error, Imprecision, and Bias - What's the Difference?

A practical explanation of analytical performance hierarchy, biological variation goals, APS limits, and everyday QC decisions.

This is not a real article yet; this placeholder marks the total allowable error, imprecision, and bias guide that will be written after proper research.

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