StudyDesign 03106 · Member profile

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

Identify the original error and the corrected text, date the correction and link the source. Keep the correction visible to readers who may have saved...

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

Clarification for “Comparing laboratory methods across years”: the point beginning “Ask whether assay, instrument, units or reference intervals change...

Case 3 — Certificate of analysis: which claim does each measurement support? Even an authentic analytical report has scope limits. It is not by itself...

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

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

Case 56 — Units and scale: prevent a silent comparison error · comparison exercise Two figures use different units and one axis is logarithmic. How sh...