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Periodontal pathogens and gestational diabetes mellitus
A P Dasanayake1, N Chhun, A C R Tanner
1Department of Epidemiology and Health Promotion, New York University College of Dentistry, 345 East 24th Street, New York, NY 10010, USA. ad75@nyu.edu
Journal of Dental Research
|March 26, 2008
Summary
Gestational diabetes mellitus (GDM) risk factors include higher pre-pregnancy body mass index and specific vaginal bacteria. While clinical periodontal disease was not significant, other markers indicated potential links to GDM development.
Area of Science:
- Reproductive Health
- Periodontology
- Endocrinology
Background:
- Previous studies suggest a link between periodontal disease and gestational diabetes mellitus (GDM).
- The etiological relationship between periodontal parameters and GDM requires further investigation.
- Understanding risk factors for GDM is crucial for maternal and infant health.
Purpose of the Study:
- To investigate the association between periodontal parameters and the development of gestational diabetes mellitus (GDM).
- To identify clinical, bacteriological, immunological, and inflammatory risk factors for GDM.
- To compare periodontal exposures in women who develop GDM versus those who do not.
Main Methods:
- A prospective cohort study involving 265 predominantly Hispanic women in New York.
- Measurement of clinical, bacteriological (plaque, cervico-vaginal), immunological, and inflammatory markers 7 weeks prior to GDM diagnosis.
- Comparison of parameters between 22 women who developed GDM and healthy control individuals.
Main Results:
- Higher pre-pregnancy body mass index (p=0.004) was a significant risk factor for GDM.
- Elevated vaginal levels of Tannerella forsythia (p=0.01) and serum C-reactive protein (p=0.01) were associated with GDM.
- Prior history of GDM (p=0.006) was a notable risk factor; clinical periodontal disease did not reach statistical significance (p=0.38).
Conclusions:
- Factors such as elevated BMI, specific vaginal bacteria (Tannerella forsythia), and systemic inflammation (CRP) may precede and contribute to GDM development.
- The study highlights potential non-periodontal microbial and inflammatory pathways linked to GDM risk.
- Further research is warranted to elucidate the complex interplay between microbial, inflammatory, and metabolic factors in GDM.
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