Table 1.

Common material-dependent failures

Dental material	Common defects and failure patterns
(Resin modified) Glass ionomer cements	Cracks, chipping, bulk fracture, complete loose or lost restoration, or excessive wear
Composite and others	Cracks, chipping, bulk fracture, loose restoration (debonding), or complete loss of the restoration
Porcelain fused to metal	Chipping or delamination of the veneering layer, loose restoration (decementation/debonding), or complete loss of the restoration
All ceramic	Cracks, chipping, bulk fracture, loose restoration (decementation/debonding), or complete loss of the restoration
(Non)precious dental alloys	Perforation, loose restoration (decementation), or complete loss of the restoration
Amalgam	Cracks, creep, bulk fracture, or loose restoration or complete loss of the restoration