Tools, Technologies and Training for Healthcare Laboratories

Basic Method Validation

Determining Inaccuracy

Bias, Accuracy, Inaccuracy, call it what you will. Sometimes your method generates different results than other methods, for example, systematically shifting values high or low. Laboratories must determine if bias exists in their methods, and estimate the severity of that bias.

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Reference Interval Transference

It's not some new age religion, it's yet another confusing aspect of method validation. This time Dr. Westgard teams up with Trish Barry to explain the ins and outs. (Preview)

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The Detection Limit Experiment

When does a test become less useful? Dr. Westgard gets some help from Karen Mugan, Elsa Quam, Trish Barry, and Neill Carey to explain this confusing aspect of Method Validation. (Preview)

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