StudyDesign 05086 · Member profile

Case 6 — Certificate of analysis: which claim does each measurement support? A reagent dossier contains a summary purity percentage but not the method...

Case 21 — Selection bias in a self-reported forum sample Correction note for “Selection bias in a self-reported forum sample”: retain the wording begi...

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

Limit of the answer in “Data provenance: keep source, transformation and output together”: “Keep the source citation, retrieval date and a…” is an exc...

Limit of the answer in “Confidence intervals: describe uncertainty explicitly”: “Report effect size, confidence interval and the outcome scale…” is an...

Case 42 — Retractions and expressions of concern in an archive · source wording exercise Clarification for “Retractions and expressions of concern in ...

Case 38 — Two laboratories, two percentages: are they measuring the same thing? · source wording exercise Limit of the answer in “Two laboratories, tw...

Limit of the answer in “Animal evidence and the limits of translation”: “Describe the species, model and…” is an excerpt from the discussion, not an i...

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