Classification of Periodontitis Revisited: A Cluster Analysis

May 25, 2017 updated by: Hélène Rangé, University Paris 7 - Denis Diderot
This study aims to identify phenotypic groups of patients with periodontitis by applying a cluster analysis.

Study Overview

Status

Unknown

Conditions

Detailed Description

This is a retrospective cross-sectional study based on a prospectively maintained database of consecutive patients attending the Departement of Periodontology at the Rothschild hospital. A cluster analysis will help to distinguish clinical and microbiological profils of periodontal patients.

Study Type

Observational

Enrollment (Actual)

235

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 75 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

This is a retrospective cross-sectional analysis based on a prospectively maintained database of consecutive patients attending the Department of Periodontology at the Rothschild Hospital of Paris (France)

Description

Inclusion Criteria:

  • Patients with periodontitis either aggressive or chronic

Exclusion Criteria:

  • Patients who had received periodontal therapies or antimicrobial therapy within the 6 months preceding the examination

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Observational Models: Cohort
  • Time Perspectives: Retrospective

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Clinical Attachment Loss (CAL)
Time Frame: one day
measured in millimeters
one day

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University Paris 7 - Denis Diderot

Investigators

  • Study Chair: Philippe Bouchard, PhD,DDS, Paris Diderot University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2003

Primary Completion (Actual)

January 1, 2010

Study Completion (Anticipated)

June 1, 2017

Study Registration Dates

First Submitted

January 17, 2017

First Submitted That Met QC Criteria

May 25, 2017

First Posted (Actual)

May 30, 2017

Study Record Updates

Last Update Posted (Actual)

May 30, 2017

Last Update Submitted That Met QC Criteria

May 25, 2017

Last Verified

May 1, 2017

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 1973520

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

Yes

IPD Plan Description

IPD Will be shared on request

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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