Table 1: Grading and incidence of molar caries in molars.
    Mandibule molars Maxillary molars
    Lean (n=7) ZF (n=8) ZDF (n=6) Lean (n=7) ZF (n=8) ZDF (n=6)
Animal No.   1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 1 2 3 4 5 6 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 1 2 3 4 5 6
Grades of individual molars LM1 2 1 2 1 2 2 2 2 1 2 1 1 1 3 1 2 3 4 4 3 3 0 0 1 0 0 0 0 1 1 0 1 2 1 1 0 0 0 0 0 0 0
LM2 1 1 1 1 2 2 1 1 1 1 1 2 1 1 4 2 4 4 4 4 4 0 0 0 0 0 0 0 1 1 0 0 2 1 1 0 4 0 0 2 0 0
LM3 0 0 0 0 1 0 0 1 1 1 1 0 1 0 2 0 1 3 3 4 4 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 4 0 0 4 0 0
RM1 2 1 2 1 2 2 2 3 1 1 1 1 2 2 1 3 3 3 3 3 3 0 0 0 0 0 0 0 1 1 0 1 1 0 1 0 0 0 2 2 0 1
RM2 1 0 1 1 2 2 1 0 1 4 1 4 1 1 2 4 4 4 4 4 4 0 0 0 0 0 0 0 2 2 0 1 1 0 1 0 1 0 4 4 0 1
RM3 0 0 0 0 1 0 0 1 1 1 1 3 1 1 1 2 3 3 4 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 1 0
No. of examined

No. of teeth with
caries		   42

29 (69.0%)		 48

45 (93.8%)		 36

35 (97.2%)		 42

1 (2.4%)		 48

23 (47.9%)		 36

13 (36.1%)
Grade 0
Grade 1
Grade 2
Grade 3
Grade 4		 13 (31.0%)
15 (35.7%)
14 (33.3%)
 0
0		 3 (6.3%)
32 (66.7%)
7 (14.6%)
3 (6.3%)
3 (6.3%) 		1 (2.8%)
1 (2.8%)
4 (11.1%)
14 (38.9%)
16 (44.4%) 		41 (97.6%)
1 (2.4%)
0
0
0		 25 (52.1%)
19 (39.6%)
4 (8.3%)
0
0		 23 (63.9%)
4 (11.1%)
3 (8.3%)
0
6 (16.7%)