DPBRN Longitudinal Study of Dental Restorations Placed on Previously Un-restored Surfaces

Longitudinal Study of Dental Restorations Placed on Previously Un-restored Surfaces

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.

This study is an observational follow-up of previously placed dental restorations (fillings) and is conducted during routine dental care visits.

Inclusion Criteria:

• participant in the DPBRN "Reasons for placing the first restoration on permanent tooth surfaces" study