NDIP 2003
Detailed Inspection Results
Which teeth bear the brunt of decay?
Figure 10 shows the distribution of obvious decay experience by tooth type. The decay component has been subdivided into severe decay (needing extraction or root filling) and less severe decay (restorable with a filling).
From this figure it can be seen that just over 27% of upper Es and around 33% of lower Es (the second deciduous molars) show signs of decay or past decay experience. The figure demonstrates the symmetry of decay attack and how most of the decay is in the deciduous molars (Ds and Es) and upper incisors (As and Bs).
Which tooth surfaces are most affected?
More than one quarter of fillings are placed in lower molar occlusal surfaces. For children with better dental health, most decay occurs in the occlusal and distal surfaces of deciduous molars.
Figure 11. Illustration of tooth surfaces
Continue to the fifth part of the detailed results or back to Contents List
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