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Case 2 — Units and scale: prevent a silent comparison error Limit of the answer in “Units and scale: prevent a silent comparison error”: “Record the o...

Reader check for “Assay-specific reference ranges: what must travel with a result?”: distinguish the discussion point “A forum comparison cannot diagn...

Case 25 — Reference management: distinguish primary and secondary sources · source wording exercise Correction note for “Reference management: disting...

Case 28 — Confidence intervals: describe uncertainty explicitly · source wording exercise Limit of the answer in “Confidence intervals: describe uncer...

Case 15 — Comparing laboratory methods across years Ask whether assay, instrument, units or reference intervals changed and retain both original repor...

Case 30 — Data provenance: keep source, transformation and output together · source wording exercise A table has been copied into a new format without...

Method note for “Comparing laboratory methods across years”: use “Ask whether assay, instrument, units or reference intervals changed…” as a row headi...

Link both versions, record dates and check whether methods or conclusions changed. Publication status is useful context but is not itself a guarantee ...

Case 9 — Assay-specific reference ranges: what must travel with a result? A value has been quoted without units, assay method or reference interval. W...