StudyDesign 07626 · Member profile

Case 23 — Selection bias in a self-reported forum sample Method note for “Selection bias in a self-reported forum sample”: use “Discuss who chose to p...

Case 19 — A correction log for an archive article Clarification for “A correction log for an archive article”: the point beginning “Identify the origi...

Clarification for “Two laboratories, two percentages: are they measuring the same thing?”: the point beginning “Create separate columns for the quanti...

Case 38 — Reproducibility checklist for a bench-method discussion · source wording exercise A protocol summary omits conditions and controls. What mak...

Case 1 — A correction log that survives the next archive update Each entry should retain the date, old text, corrected text, reason and source referen...

Ask whether assay, instrument, units or reference intervals changed and retain both original reports. Do not infer a physiological trend before assess...