Primary study · included by 1 review

Association between chronic obstructive pulmonary disease and periodontal disease: a systematic review and meta-analysis

Yang 2023 · Yang Mei, Peng Ran, Li Xiaoou, et al. · BMJ Open · 2023

Included by

Association between periodontal disease and chronic obstructive pulmonary disease: an umbrella review.

Non-Cochrane · umbrella · 2026 · cited as Yang 2023 · Supplementary Material 3 and 7 (included systematic review)

Outcome this study informs	Pooled effect	Evidence	Certainty
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.46 [0.92, 2.31]	NR	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.78 [1.04, 3.05]	4 studies	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.14 [0.86, 1.51]	NR	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.28 [1.16, 1.42]	12 studies	Moderate
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 2.08 [1.48, 2.91]	14 studies	GRADE not reported
COPD exacerbations Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.18 [0.71, 1.21]	NR	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 0.93 [0.72, 1.21]	NR	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.2 [1.09, 1.32]	18 studies	GRADE not reported
Oral hygiene index COPD vs Adults without COPD	MD 0.8 [0.33, 1.28]	NR	GRADE not reported
COPD (presence or diagnosis) Periodontal disease (gingivitis and periodontitis) vs Periodontal health (absence of periodontal disease)	OR 1.64 [1.19, 2.27]	20 studies	GRADE not reported
Oral hygiene index COPD vs Adults without COPD	WMD 0.81 [0.48, 1.14]	NR	GRADE not reported

Also linked to PM41969407-P1-O3, which does not match a current question in this review.

1 including review in total.