Parameter

Al (ng/cm²)

Ca (µg/cm²)

Number

pH 6.2

pH 5.5

Number

pH 6.2

pH 5.5

Mean ± S.D.

38

52.7 ± 5.1

57.7 ± 5.9

41

26.8 ± 1.6

48.7 ± 3.1

Sex

Male

16

61.7 ± 8.4

18

28.7 ± 2.4

54.9 ± 5.7

Female

22

47.0 ± 6.2

23

25.3 ± 2.1

43.8 ± 3.0

Tooth types

Incisors

14

65.0 ± 8.2

17

24.7 ± 1.6

46.2 ± 2.6

Canines

12

53.7 ± 10.4

13

25.5 ± 2.0

46.7 ± 3.7

Molars

12

37.1 ± 5.8

11

25.6 ± 1.7

44.0 ± 5.7