Genetics of Periodontal Diseases in European Caucasians

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT01691638
Recruitment Status : Unknown
Verified September 2012 by University of Kiel.
Recruitment status was:  Active, not recruiting
First Posted : September 25, 2012
Last Update Posted : September 25, 2012
Interleukin Genetics, Inc.
Information provided by:
University of Kiel

Brief Summary:
(A retrospective case control study to validate the association between Interleukin-1 gene variations and adult chronic periodontal disease in European Caucasians)

Condition or disease

Study Type : Observational
Observational Model: Case Control
Time Perspective: Retrospective


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Ages Eligible for Study:   35 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Sampling Method:   Non-Probability Sample
Study Population
All study subjects will be selected from pre-existing patient databases in Germany and the Netherlands. All chronic periodontitis cases and controls will be subjects who were at least 35 years old at time of enrollment. Classification of chronic periodontitis will be based on extent of alveolar bone loss with consideration of tooth loss.

Inclusion Criteria:

  • Ethnicity: Dutch or German Caucasian

Exclusion Criteria:

  • None (however, diabetics were excluded during original patient recruitment at several clinical sites). Identifier: NCT01691638     History of Changes
Other Study ID Numbers: ILI-11-127-PST2Europe
First Posted: September 25, 2012    Key Record Dates
Last Update Posted: September 25, 2012
Last Verified: September 2012

Additional relevant MeSH terms:
Periodontal Diseases
Mouth Diseases
Stomatognathic Diseases