StudyDesign 04746 · Member profile

Case 8 — Comparing laboratory methods across years Method note for “Comparing laboratory methods across years”: use “Ask whether assay, instrument, un...

Method note for “Data provenance: keep source, transformation and output together”: use “Keep the source citation, retrieval date and a…” as a row hea...

Method note for “Preprint versus peer-reviewed publication”: use “Link both versions, record dates and check whether…” as a row heading in a proposed ...

Case 51 — Animal evidence and the limits of translation · comparison exercise Limit of the answer in “Animal evidence and the limits of translation”: ...

Ask whether the sample identifier, issuing laboratory, report date and relevant analytical method can be verified. A copied certificate may be genuine...

Locate the primary study and confirm that it measured the claimed outcome. Record when only a secondary account was accessible and avoid presenting it...

Discuss who chose to post, missing outcomes, unverifiable records and changes in reporting over time. Such material can suggest questions but cannot e...

Method note for “Research figure captions: tell the reader what was measured”: use “Describe the measurement, population or model,…” as a row heading ...

Correction note for “Research figure captions: tell the reader what was measured”: retain the wording beginning “Describe the measurement, population ...

Case 8 — Two laboratories, two percentages: are they measuring the same thing? An apparent difference can motivate a method question without proving t...