Fracture Resistance of CAD/CAM Lithium Disilicate of Endodontically Treated Mandibular Damaged Molars Based on Different Preparation Designs
Table 1
Distribution of groups according to type of restoration.
Group
Description
SP0
10 endocrowns without complete filling of the pulp chamber with composite resin and crown-root junction located at the CEJ.
SP1
10 endocrowns without complete filling of the pulp chamber with composite resin and crown-root junction located 1-mm above the CEJ.
CP0
10 all-ceramic crowns on flat preparation with complete filling of the pulp chamber with composite resin and crown-root junction located at the CEJ.
CP1
10 all-ceramic crowns on flat preparation with complete filling of the pulp chamber with composite resin and crown-root junction located 1-mm above the CEJ.