title: Clinical quality of amalgam restorations.
abstract: The clinical quality of 203 mesio-occlusal Class II and 127 buccal Class V restorations of 246 persons aged 25 years were studied. One third of the amalgam restorations were considered to be unacceptable. Marginal overhang was the prevailing type of failure (17%), recurrent caries occurred at 12% of the restorations, unacceptable proximal contact at 10%, unacceptable marginal adaptation at 8% and isthmus fractures at 2%.
mesh_terms: D000328:Adult; D003723:Dental Amalgam; D001840:Dental Bonding; D003731:Dental Caries / Q000209:etiology; D003793:Dental Restoration, Permanent / Q000009:adverse effects*; D005069:Evaluation Studies as Topic; D006801:Humans; D013499:Surface Properties
chemical_list: D003723:Dental Amalgam