From the other side of the consultation, briefly. The version of this that has an answer is narrower than the version being asked. Narrow it and it becomes tractable; leave it broad and the thread will produce nine confident and incompatible replies.
BiostatsBrad said:One habit that pays for itself: post the method alongside the number.
Agreed, and one caution: a single measurement is not a measurement. Anything that moves day to day needs a trend before it means anything at all.
BiostatsBrad said:One habit that pays for itself: post the method alongside the number.
This is exactly what I could not find anywhere else. Sending this to two other people who asked me the same thing last week.
Sigma-Aldrich — Research-Grade Standards
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Shop Reference StandardsAdding the clinical framing, because it changes how the question reads. There is a difference between no evidence and evidence of no effect, and this subject is one where the two get swapped freely in both directions.