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Genetics of Periodontal Diseases in European Caucasians

The recruitment status of this study is unknown because the information has not been verified recently.
Verified September 2012 by University of Kiel.
Recruitment status was  Active, not recruiting
Interleukin Genetics, Inc.
Information provided by:
University of Kiel Identifier:
First received: September 24, 2012
Last updated: NA
Last verified: September 2012
History: No changes posted
(A retrospective case control study to validate the association between Interleukin-1 gene variations and adult chronic periodontal disease in European Caucasians)


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

Resource links provided by NLM:

Further study details as provided by University of Kiel:



Ages Eligible for Study:   35 Years and older   (Adult, Senior)
Genders Eligible for Study:   Both
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).
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

No Contacts or Locations Provided
  More Information Identifier: NCT01691638     History of Changes
Other Study ID Numbers: ILI-11-127-PST2Europe 
Study First Received: September 24, 2012
Last Updated: September 24, 2012
Health Authority: Germany: Ethics Commission

Additional relevant MeSH terms:
Periodontal Diseases
Mouth Diseases
Stomatognathic Diseases processed this record on October 21, 2016