StudyDesign 06526 · Member profile

Case 19 — Reading an abstract without skipping the methods Identify population, design, comparator, outcome definitions and follow-up. Assess whether ...

Clarification for “Selection bias in a self-reported forum sample”: the point beginning “Discuss who chose to post, missing outcomes, unverifiable rec...

Case 34 — Reading a preclinical paper: what belongs beside the abstract? · source wording exercise Correction note for “Reading a preclinical paper: w...

Case 6 — Assay-specific reference ranges: what must travel with a result? Method note for “Assay-specific reference ranges: what must travel with a re...

Case 47 — Certificate of analysis: which claim does each measurement support? · source wording exercise Clarification for “Certificate of analysis: wh...

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

Case 41 — Confidence intervals: describe uncertainty explicitly · source wording exercise Limit of the answer in “Confidence intervals: describe uncer...

State the study design and what was actually measured before discussing the proposed mechanism. Keep speculation explicitly labelled and avoid transla...

Case 14 — Data provenance: keep source, transformation and output together Keep the source citation, retrieval date and a record of conversions or exc...

Report sample size, potential confounders and measurement uncertainty. Association does not identify direction or causation, and exploratory results n...

Case 9 — Units and scale: prevent a silent comparison error Method note for “Units and scale: prevent a silent comparison error”: use “Record the orig...

Separate document provenance, identity, purity and the conditions measured. A percentage without its method and sample linkage cannot establish all of...