Calcitonin gene-related peptide and pain: a systematic review.

J Headache Pain · 2017 · PMC5355411 · PMID 28303458

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

failed to reach significanceno p-value reported

In healthy volunteers, intradermal capsaicin injections produced a steady increase of CGRP levels in the first sampling period, but failed to reach significance in the second session [ 45 ].

also in 4,113 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.