Periodontal Disease and P. Gingivalis in Rheumatoid Arthritis
Public ClinicalTrials.gov record NCT01156155. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Periodontitis (PD) has been postulated to be a risk factor for the onset and progression of rheumatoid arthritis (RA). Recent reports suggest that infection with Porphyromonas gingivalis (P. gingivalis), a major oral pathogen in PD, could play a pivotal role in the development RA. The objective of this study is to examine the relationship of PD and P. gingivalis infection with the risk and severity of RA.
Study identification
- NCT ID
- NCT01156155
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 617 participants
Conditions and interventions
Interventions
- Digital xray of jaw and teeth Radiation
- Blood draw Procedure
- questionnaires Other
- Periodontal Examination Procedure
- Bilateral digital xray of hands Other
Radiation · Procedure · Other
Eligibility (public fields only)
- Age range
- 19 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 13, 2010
- Primary completion
- Aug 29, 2018
- Completion
- Aug 29, 2018
- Last update posted
- Nov 1, 2023
2010 – 2018
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Veterans Affairs Medical Center, Omaha | Omaha | Nebraska | 68105 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01156155, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 1, 2023 · Synced Sep 12, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01156155 live on ClinicalTrials.gov.