DPBRN Longitudinal Study of Dental Restorations Placed on Previously Un-restored Surfaces
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.
ClinicalTrials.gov Identifier: NCT01201408
Recruitment Status :
First Posted : September 14, 2010
Last Update Posted : September 20, 2011
Dental Practice-Based Research Network
National Institute of Dental and Craniofacial Research (NIDCR)
Permanente Dental Associates Group, Oregon
University of Alabama at Birmingham
University of Copenhagen
University of Florida
Information provided by (Responsible Party):
Gregg H. Gilbert, DDS, MBA, FAAHD, Dental Practice-Based Research Network
The purpose of this study is to assess the quality and expected lifespan of fillings recorded in the DPBRN "Reasons for placing the first restoration on permanent tooth surfaces" study, and the factors affecting how long the fillings last.
Condition or disease
This study is an observational follow-up of previously placed dental restorations (fillings) and is conducted during routine dental care visits.
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, Learn About Clinical Studies.
Ages Eligible for Study:
6 Years and older (Child, Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
The participants directly involved in this study are the participants who have sought dental treatment in the practitioner-investigators' practices and particpated in the DPBRN "Reasons for placing the first restoration on permanent tooth surfaces" study.
participant in the DPBRN "Reasons for placing the first restoration on permanent tooth surfaces" study