Clinical perspective, offered as context rather than as advice. Most of what circulates confidently in this community traces back to one summary of one study, and the qualifier was dropped somewhere in the third retelling.
Adding the numbers, since they settle part of this. If you are comparing against somebody else’s result, check that you are comparing the same measurement taken the same way. Most of the apparent contradictions in these threads dissolve at that step.
A narrower follow-up, since the general answer is now clear:
Was that from a primary source or from a summary of one?
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Shop Reference Standardswendy_avl said:If you are comparing against somebody else’s result, check that you are comparing the same measurement taken the same way.
This is where I part company with the consensus forming above. Filing an objection on the n=1 problem. Personal experience is genuine evidence about one person and very weak evidence about anybody else, and this thread keeps promoting the first into the second.