Clinical perspective, offered as context rather than as advice. 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.
ingrid_STO 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.
Second this. The detail I would add is minor and it is already implied above.
ingrid_STO 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.
There is a second half to this that has not been said yet. Start from the measurement rather than the conclusion. Almost every disagreement here turns out to be two people measuring different things and comparing the numbers anyway.
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Shop Reference StandardsOne concrete data point for the thread. Give anything pharmacological four weeks before you judge it, and give anything measured weekly a four-point rolling average before you call it a trend.
One thing that is still open after ingrid_STO’s answer:
What would you measure differently if you were starting again?