ArticleMedicine2016
Periodontal Treatment Reduces Risk of Adverse Respiratory Events in Patients With Chronic Obstructive Pulmonary Disease: A Propensity-Matched Cohort Study.
Article in Medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
20 citing papers in PubMed, 1 synthesis or guideline pooled it, 43 citations in OpenAlex.
- Effect of periodontal therapy on COPD outcomes: a systematic review.BMC pulmonary medicine · 2021Pooled it
- The impact of gingivitis reduction on lung function: a randomized trial under intensified oral hygiene.Trials · 2023Trial
- Periodontal status and lung function decline in the community: the Hisayama study.Scientific reports · 2018Trial
- Advanced Dental Cleaning is Associated with Reduced Risk of COPD Exacerbations - A Randomized Controlled Trial.International journal of chronic obstructive pulmonary diseaseTrial
- Periodontal Disease and Incident Chronic Bronchitis: A Nationwide Population-Based Cohort Study.Biomedicines · 2026Article
- Periodontitis and respiratory infections - exploring the oral-systemic link.Annals of medicine and surgery (2012) · 2026Article
- Association between periodontal disease and chronic obstructive pulmonary disease: an umbrella review.Frontiers in oral health · 2026Review
- From oral infection to pulmonary inflammation: periodontal pathogens and their potential role in COPD susceptibility.Frontiers in cellular and infection microbiology · 2026Article
- Periodontal Pathobionts and Respiratory Diseases: Mechanisms of Interaction and Implications for Interdisciplinary Care.Biomedicines · 2025Review
- Advances in the relationship between periodontopathogens and respiratory diseases (Review).Molecular medicine reports · 2024Review
- Association between periodontal disease and chronic obstructive pulmonary disease.The Japanese dental science review · 2023Review
- Putative Bidirectionality of Chronic Obstructive Pulmonary Disease and Periodontal Disease: A Review of the Literature.Journal of clinical medicine · 2023Review
- A New Landscape of Human Dental Aging: Causes, Consequences, and Intervention Avenues.Aging and disease · 2023Review
- [The Relationship Between Oral Microbiota and Chronic Obstructive Pulmonary Disease].Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition · 2023Review
- Periodontal treatment and subsequent clinical outcomes and medical care costs: A retrospective cohort study.PloS one · 2023Article
- Oral Infections and Systemic Health - More than Just Links to Cardiovascular Diseases.Oral health & preventive dentistry · 2021Review
- Severe COVID-19 Lung Infection in Older People and Periodontitis.Journal of clinical medicine · 2021Review
- Patients with Chronic Obstructive Pulmonary Disease Suffer from Worse Periodontal Health-Evidence from a Meta-Analysis.Frontiers in physiology · 2018Article
- [Prior periodontal intervention lowers incidence of lower respiratory infection in patients receiving oral and maxillofacial tumor surgery].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2017Article
- Is COPD associated with periodontal disease? A population-based study in Spain.International journal of chronic obstructive pulmonary diseaseArticle
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
10 authors at 2 institutions in 3 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Treatment of periodontal diseases has been associated with benefit outcomes for patients with chronic obstructive pulmonary disease (COPD). However, no population-based cohort study has been conducted. We evaluated this relationship by retrospective cohort study using a large population data.Using the National Health Insurance claims data of Taiwan, we identified 5562 COPD patients with periodontal diseases who had received periodontal treatment as the treatment group. The comparison group was selected at a 1:1 ratio matched by the propensity score estimated with age, sex, date of COPD diagnosis and periodontal treatment, and comorbidities. Both groups were followed up for 5 years to compare risks of acute exacerbation, pneumonia, and acute respiratory failure.The incidence rates of adverse respiratory events were significantly lower in the treatment group than in the comparison group: 3.79 versus 4.21 per 100 person-years for emergency room visits, 2.75 versus 3.65 per 100 person-years for hospitalizations, and 0.66 versus 0.75 per 100 person-years for intensive care unit admissions. The treatment group also had a 37% reduced risk of deaths (1.81 vs 2.87 per 100 person-years), with an adjusted hazard ratio of 0.57 (95% confidence interval 0.52-0.62).Periodontal treatment for COPD patients could reduce the risk of adverse respiratory events and mortality. The adequate periodontal health care is important for COPD patients with periodontal diseases.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.