| ≤30 years | 31 to 60 years | ≥61 years | Value of p |
Width (W) | 1.17 ± 0.40 | 1.25 ± 0.61 | 1.26 ± 0.42 | p = 0.793 |
Length (L) | 8.11 ± 2.44 | 7.94 ± 2.11 | 8.04 ± 2.39 | p = 0.940 |
Distance to alveolar crest (D1) | 17.96 ± 3.38 | 12.99 ± 7.11 | 4.04 ± 5.97 | p < 0.001* |
Distance to buccal cortical bone (D2) | 3.00 ± 1.65 | 3.21 ± 1.53 | 2.50 ± 1.69 | p = 0.052 |
Distance to the base of the mandible (D3) | 3.82 ± 2.13 | 3.44 ± 2.23 | 3.78 ± 2.33 | p = 0.641 |