Table 2: Modified USPHS Criteria Used

Criteria Code Definition

marginal adaptation A Restoration closely adapted to the tooth, No explorer catch at margins, or there was a catch in one direction
B Explorer catch. No visible evidence of a crevice into which explorer could penetrate. No dentin or base visible
C Explorer penetrates into a crevice that is of a depth that expose dentin or base

post operative sensitivity A None
B Mild but bearable
C Uncomfortable, but no replacement is necessary
D Painful. Replacement of restoration is necessary

pulpal symptoms A No symptoms
B Minor symptoms
C Major symptoms
D Extensive symptoms

secondary caries A Absent
B Present