One 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.
A narrower follow-up, since the general answer is now clear:
Was that from a primary source or from a summary of one?
Dr.PulmRoch said:Give anything pharmacological four weeks before you judge it, and give anything measured weekly a four-point rolling average before you call it a…
Adding the part of the answer the thread has not reached. The honest answer is that the effect is real, the magnitude is contested, and the individual variation is larger than either. Those three things can all be true at once, and most arguments here are two people holding different parts of that.
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Late follow-up. I did not do what was suggested, I did something adjacent, and it worked; posting the difference in case it matters to somebody.
Dr.PeteFamMed said:The honest answer is that the effect is real, the magnitude is contested, and the individual variation is larger than either.
Agreed, with the usual condition: that holds for the average and this board is a collection of individuals. A population claim and a personal prediction are different things and get quoted interchangeably.
Correct me if the detail matters more than I have assumed.