Periodontal status and chronic obstructive pulmonary disease (COPD) exacerbations: a systematic review.

BMC Oral Health · 2021 · PMC8418022 · PMID 34479518

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did not reach statistical significanceno p-value reported

[ 36 ] concluded that while those affected by COPD with poorer periodontal examination outcomes had an increased risk of hospitalisation or emergency department visits, compared to those with better periodontal status, this did not reach statistical significance.

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