Table 1.
Distribution of lesion types [%] in the different tooth areas (mesiobuccal (mb), distobuccal (db), mesiolingual (ml), distolingual (dl) and if existing distal (d) cusp as well as mesial (mr) and distal ridge (dr) of the occlusal surface (n.o. not observed) for T0 and T1
| Observation point | Area | Type of lesion | ||||
|---|---|---|---|---|---|---|
| None | Cupping | Facet | Combined cupping-facet | Not present | ||
| T0 | mb | 6.6 | 16.5 | 56.0 | 20.9 | |
| db | 15.4 | 1.1 | 74.7 | 8.8 | ||
| ml | 42.9 | 4.4 | 49.5 | 3.3 | ||
| dl | 31.9 | 4.4 | 59.3 | 4.4 | ||
| d | 11.0 | 4.4 | 61.5 | 3.3 | 19.8 | |
| mr | 87.9 | n.o | 12.1 | n.o | ||
| dr | 80.2 | n.o | 19.8 | n.o | ||
| T1 | mb | 6.6 | 15.4 | 56.0 | 22.0 | |
| db | 12.1 | 1.1 | 76.9 | 9.9 | ||
| ml | 35.2 | 5.5 | 56.0 | 3.3 | ||
| dl | 30.8 | 4.4 | 60.4 | 4.4 | ||
| d | 9.9 | 4.4 | 62.6 | 3.3 | 19.8 | |
| mr | 83.5 | n.o | 16.5 | n.o | ||
| dr | 74.7 | n.o | 25.3 | n.o | ||