Hyperbaric oxygen therapy to treat diabetes impaired wound healing in rats.

PLoS One · 2014 · PMC4198078 · PMID 25329176

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did not reach statistical significanceno p-value reported

HBOT improved the tissue breaking strength of the wound, however, this did not reach statistical significance.

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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.