Adding 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.
NurseLeah_Nash said: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.
Same pattern here, and in the same order. The detail I would add is minor and it is already implied above.
NurseLeah_Nash said: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.
Coming at NurseLeah_Nash’s question from a different direction. Order of operations matters more than any single choice here: establish a baseline, change one thing, wait long enough for it to express itself, then measure again under the same conditions.
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Shop Reference StandardsThe figures, for anyone assembling their own picture. For anyone reading later: the numbers in this thread are worth checking against a primary source before you act on them, including mine. Half the figures circulating in this community trace back to a secondary summary that dropped a qualifier.
Closing the loop on my own question.
Update: the thing I was blaming turned out not to be the cause. Leaving the original post as written rather than editing it, so the mistake stays visible for whoever searches this next.