# P. Gingivalis IgG Titer Test for Periodontitis

> **NCT01658475** · — · COMPLETED · sponsor: **Okayama University** · enrollment: 1387 (actual)

## Conditions studied

- Periodontitis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01658475
- **Lead sponsor:** Okayama University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-01
- **Primary completion:** 2009-11
- **Final completion:** 2010-03
- **Target enrollment:** 1387 (ACTUAL)
- **Last updated:** 2012-08-07


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01658475

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01658475, "P. Gingivalis IgG Titer Test for Periodontitis". Retrieved via AI Analytics 2026-07-02 from https://api.ai-analytics.org/clinical/NCT01658475. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*