Tools, Technologies and Training for Healthcare Laboratories

Sigma Metric Analysis

Sigma-metrics for HBV

Can we calculate Sigma-metrics for Molecular Diagnostic methods? We came across an early example of applying Sigma-metrics to the evaluation of an HBV method. What happens when we look at performance on the logarithmic scale?

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When the POC and the Core Lab don't agree

When a point-of-care device is compared to a core laboratory analyzer, we assume the core laboratory analyzer is always "right". But what if we can't tell whether either the point-of-care method or the core lab method is correct? When methodology is not the same, how do you handle the differences and bias between devices?

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