N | Height from alveolar crest | |||
---|---|---|---|---|
5 mm | 6.5 mm | 8 mm | ||
Bone thickness (mm) | ||||
Sawtooth-like depression | 6 | 4.0 ± 2.6 | 1.9 ± 1.1 | 1.6 ± 0.5 |
Funnel-like depression | 25 | 11.3 ± 1.9 | 10.8 ± 3.2 | 8.8 ± 4.4 |
Non-depression | 19 | 12.2 ± 1.4 | 12.2 ± 1.4 | 12.5 ± 1.3 |
Inter-radicular distance (mm) | ||||
Sawtooth-like depression | 6 | 4.2 ± 0.6 | 4.5 ± 0.7 | 5.3 ± 0.9 |
Funnel-like depression | 25 | 2.7 ± 0.6 | 3.0 ± 0.7 | 3.6 ± 0.9 |
Non-depression | 19 | 2.9 ± 0.8 | 3.1 ± 0.8 | 3.6 ± 0.9 |