Associations of Serum Concentrations of Persistent Organic Pollutants with the Prevalence of Periodontal Disease and Subpopulations of White Blood Cells
2008

Persistent Organic Pollutants and Periodontal Disease

Sample size: 1243 publication Evidence: moderate

Author Information

Author(s): Lee Duk-Hee, Jacobs David R. Jr., Kocher Thomas

Primary Institution: Kyungpook National University

Hypothesis

There is an association between serum concentrations of persistent organic pollutants (POPs) and the prevalence of periodontal disease.

Conclusion

POPs, especially organochlorine pesticides, were positively associated with periodontal disease, possibly through immunomodulation.

Supporting Evidence

  • Organochlorine pesticides were most strongly associated with periodontal disease.
  • Participants with periodontal disease had higher white blood cell counts, but neutrophil counts were inversely related to OC pesticides.
  • Adjusted odds ratios for OC pesticides showed a clear trend in association with periodontal disease.

Takeaway

This study found that certain harmful chemicals in our bodies can make gum disease more likely.

Methodology

Cross-sectional analysis of serum POP concentrations and periodontal disease prevalence using data from the National Health and Nutrition Examination Survey 1999–2002.

Potential Biases

Potential misclassification bias and residual confounding due to unknown lifestyle factors.

Limitations

The cross-sectional design does not allow for causal inferences, and there may be misclassification bias and residual confounding.

Participant Demographics

45.5% men, 45.4% white, 16.5% current smokers, mean age 45.5 years.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1289/ehp.11425

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication