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Updated: Mar 12, 2026

Oral Health Assessment by Lay Personnel for Older Adults
Published on: February 2, 2020
Oral health and coronary heart disease
Marc J Mathews1, Edward H Mathews1, George E Mathews2
1CRCED, North-West University, P.O. Box 11207, Silver Lakes, 0054, South Africa.
Insights
A new integrated model clarifies the link between periodontal disease and coronary heart disease (CHD). This model helps understand how gum disease may impact heart health through various biological pathways.
Area of Science:
- Cardiovascular Science
- Oral Health Research
- Biomedical Modeling
Background:
- A documented correlation exists between periodontal disease and coronary heart disease (CHD).
- The exact nature of this association, whether causal or due to shared factors like inflammation, remains unclear.
- Existing literature lacks a comprehensive model to explain the pathogenetic pathways linking periodontal disease to CHD.
Purpose of the Study:
- To develop an integrated model of coronary heart disease (CHD) pathways.
- To investigate potential links between periodontal disease and CHD biomarkers using this model.
- To elucidate the association between oral health and cardiovascular disease.
Main Methods:
- Utilized a previously established integrated model of CHD.
- Applied the model to explore pathogenetic pathways connecting periodontal disease to CHD.
- Developed a novel 'connection graph' to simplify and visualize interactions.
Main Results:
- An integrated model was created to offer insights into higher-order biological interactions between CHD and periodontal disease.
- The connection graph quantitatively illustrates the relationship between periodontal disease and serological CHD biomarkers.
- Identified potential pathways through which periodontitis pathogenesis may influence CHD pathogenesis.
Conclusions:
- An integrated CHD model was successfully developed, summarizing potential cardiovascular effects of periodontal disease.
- The model provides a framework for understanding the link between gum disease and heart health.
- Further research is recommended to refine and validate the developed model.
Background:
It is well documented that there is some correlation between poor oral health in the form of periodontal disease and coronary heart disease (CHD). It is unclear whether this correlation is due to a causal relationship or shared underlying disorder such as inflammation. A suitable integrated model of the CHD pathogenetic pathways relevant to periodontal disease may help to elucidate the association. Such a model is currently not available in literature.
Methods:
A previously developed integrated model of CHD was used to investigate potential pathogenetic pathways linking periodontal disease to CHD biomarkers.
Results:
The integrated model was created to provide insight into possible higher-order biological interactions underlying CHD and periodontal disease. In order to simplify these interactions a novel 'connection graph' was developed. It quantitatively illustrates the relationship between periodontal disease and various serological biomarkers of CHD. The pathogenesis of periodontitis shows various possible pathways which could link periodontitis to CHD pathogenesis.
Conclusion:
An integrated model of CHD was developed which provides a summary of the potential CHD effects of periodontal disease. Further research must refine and validate the model.
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