Table 2 Elemental composition of different tooth tissues. Values are the mean ± SD. The number of images used in each analysis is given in parentheses

78.81 ± 3.10^b,d

29.60 ± 1.39^a,c,d

79.31 ± 1.76^b,d

14.21 ± 0.95^a,b,c

10.94 ± 2.42^b,d

16.75 ± 0.26^a,c

10.14 ± 0.61^b,d

18.75 ± 0.95^a,c

3.77 ± 1.01^b,d

18.98 ± 0.30^a,c,d

4.32 ± 0.88^b,d

23.77 ± 0.47^a,b,c

5.25 ± 1.60^b,d

33.36 ± 1.39^a,c,d

6.49 ± 1.69^b,d

42.56 ± 0.84^a,b,c

7.49 ± 1.61^b,d

1.77 ± 0.10^a,c

7.74 ± 0.32^b,d

0.76 ± 0.06^a,c

1.42 ± 0.32^b,d

1.76 ± 0.08^a

1.49 ± 0.14

1.79 ± 0.04^a