Measurement | ||||||
Group | Mandibular teeth | Finish Line | Computed mean enamel-dentine thickness before preparations (mm ± SD) | |||
Mesial Mco | Distal Dco | Lingual Lco | Buccal Bco | |||
1 | Upper Laterals | Shoulder | 1.73 ± 0.39 | 1.90 ± 0.13 | 2.80 ± 0.32 | 2.81 ± 0.34 |
2 | Chamfer | 1.73 ± 0.35 | 1.91 ± 0.22 | 2.66 ± 0.21 | 2.82 ± 0.30 | |
3 | Knife Edge | 1.73 ± 0.19 | 1.95 ± 0.27 | 2.70 ± 0.30 | 2.71 ± 0.24 | |
4 | Lower Centrals | Shoulder | 1.82 ± 0.11 | 1.83 ± 0.08 | 2.65 ± 0.25 | 2.51 ± 0.19 |
5 | Chamfer | 1.80 ± 0.17 | 1.97 ± 0.26 | 2.77 ± 0.12 | 2.57 ± 0.12 | |
6 | Knife Edge | 1.82 ± 0.16 | 1.87 ± 0.19 | 2.78 ± 0.30 | 2.59 ± 0.20 | |
7 | Lower Laterals | Shoulder | 1.87 ± 0.08 | 1.78 ± 0.20 | 2.71 ± 0.30 | 2.82 ± 0.32 |
8 | Chamfer | 1.80 ± 0.17 | 1.70 ± 0.10 | 2.75 ± 0.20 | 2.63 ± 0.22 | |
9 | Knife Edge | 1.80 ± 0.24 | 1.85 ± 0.29 | 2.57 ± 0.36 | 2.67 ± 0.25 |