AssayNotebook 08113 · Member profile

Case 51 — Assay-specific reference ranges: what must travel with a result? · comparison exercise A value has been quoted without units, assay method o...

Case 50 — Correlation in a small observational dataset · comparison exercise Two variables move together in a small sample. What would a careful discu...

Case 14 — Correlation in a small observational dataset Clarification for “Correlation in a small observational dataset”: the point beginning “Report s...

Retain units, method, laboratory interval and collection context in a private clinical record. A forum comparison cannot diagnose a condition; a quali...

Clarification for “Correlation in a small observational dataset”: the point beginning “Association does not identify direction or causation, and…” bel...

Method note for “Two laboratories, two percentages: are they measuring the same thing?”: use “Create separate columns for the quantity measured,…” as ...

Before comparing laboratories, ask whether sample handling, method conditions and reporting definitions are available. Missing details should be visib...