NurseAsh_DET said:Whatever the answer turns out to be, the method for getting there is the same: state the assumption, do the arithmetic in public, and invite the…
Same pattern here, and in the same order. Nothing to add that would improve it.
Closing the loop on my own question.
Closing the loop. The answer turned out to depend on the detail I had left out of the opening post, which is a lesson about how to ask rather than about the subject.
The figures, for anyone assembling their own picture. Worth stating the units and the reference range whenever you post a number here. A large fraction of the apparent disagreement in these threads is two people using different units and both being right.
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Shop Reference StandardsFollowing on from NurseAsh_DET — and this may be the naive question:
How long did you give it before you decided it was working?
PharmacoVig_BOS said:Worth stating the units and the reference range whenever you post a number here.
I read this differently from PharmacoVig_BOS, on substance rather than tone. The objection nobody has made: this only works if the measurement is doing what we assume it is doing, and that assumption has not been tested here.