DPBRN Reasons for Replacement or Repair of Dental Restorations

Completed

Conditions studied: Dental Caries

In brief

The purpose of this study was to document the reasons for replacement or repair of defective restorations ("fillings") and to record the restorative material of the failed restoration and the material used in the replacement restoration on permanent ("adult") teeth.

Key facts

Study ID

NCT01201876

Run by

Dental Practice-Based Research Network

People needed

6368

Starts

2008-11-01

Expected to finish

2010-03-01

Last updated by the study team

2011-06-16

Who can join

Age: 6 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• participants directly involved in this study were patients who sought dental treatment in the practitioner-investigators practices
• any tooth surface that was previously restored was eligible for this study, provided that it was on a permanent ("adult") tooth. This means that permanent first molars were eligible, which typically erupt at about age 6 years. This means that persons age 6 and older were enrolled in the study and there was no upper age limit.

Where it is running

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• University of Florida College of Dentistry — Gainesville, Florida, United States
• Health Partners Dental Group — Minneapolis, Minnesota, United States
• Health Partners Research Foundation — Minneapolis, Minnesota, United States
• Kaiser Permanente Center for Health Research — Portland, Oregon, United States
• Permanente Denrtal Associates — Portland, Oregon, United States
• University of Copenhagen Royal Dental College — Copenhagen, Denmark

Full record on ClinicalTrials.gov

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