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Case 24 — Selection bias in a self-reported forum sample A collection of forum reports is being treated as a representative sample. What limitations b...

Correction note for “Confidence intervals: describe uncertainty explicitly”: retain the wording beginning “Statistical significance alone does not est...

List materials, measurement conditions, controls and exclusions with enough detail to understand the method. Keep this as research documentation and d...

Case 16 — Two laboratories, two percentages: are they measuring the same thing? Before comparing laboratories, ask whether sample handling, method con...

Limit of the answer in “Preprint versus peer-reviewed publication”: “Publication status is useful context but is not itself a…” is an excerpt from the...

Case 22 — Research figure captions: tell the reader what was measured Limit of the answer in “Research figure captions: tell the reader what was measu...

Separate the authors’ proposed mechanism from the measurements that support it. A plausible explanation is not automatically a demonstrated pathway.

Case 25 — An evidence table with room for negative findings · source wording exercise How can a reading table avoid highlighting only positive outcome...

Case 36 — Data provenance: keep source, transformation and output together · source wording exercise Method note for “Data provenance: keep source, tr...

Summary draft for “Exploratory subgroup analysis: keep the label visible”: the answer addresses “State whether it was prespecified and how…”; the rela...