Factors for Successful Crowns Clinical Study
This study examined patient, dentist, and laboratory factors associated with the fabrication of successful crowns. Each year, dentists must re-do thousands of crowns that are returned from the dental laboratory but are not clinically acceptable. It is not clear why some of these crowns are unsatisfactory. This clinical study that analyzed dentist and clinical variables to find predictors for crown success. Data from dental laboratories was collected in the clinical study to determine the prevalence of acceptable impressions, crown preparations and jaw relation records sent to labs for crown fabrication.