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 |