Clinical Study
Dental Treatment Needs in Vancouver Inner-City Elementary School-Aged Children
Table 1
Operationalization of the study variables.
| ||||||||||||||||||||||||||||||||||||||||||
Treatment needs recorded based on the WHO criteria. One of the codes 1, 2, or 3 was also used to indicate the treatment required to treat primary or secondary caries or to replace an unsatisfactory filling. A filling was considered unsatisfactory if one or more of the following conditions existed: a deficient margin, an overhanging margin, or a fracture of an existing restoration that either caused the filling to loosen or permitted leakage into the dentin and thus discoloration. |