Table 2. | Comparison of anatomic analysis means and inferior alveolar nerve position |
|
Quantitative variables |
Distal | Proximal | P |
Inter-observer agreement |
Intra-observer agreement |
||
|---|---|---|---|---|---|---|---|
|
Mean (first and second referees) |
SD |
Mean (first and second referees) |
SD | ||||
| Thickness A (mm) | 11.15 (11.1; 11.2) | 1.6 | 9.85 (9.8; 9.9) | 1.6 | 0.02a | 0.92 | 0.98/1 |
| Thickness B (mm) | 9.65 (9.5; 9.8) | 1.6 | 7.8 (7.7; 7.9) | 2.6 | 0.03a | ||
| Thickness C (mm) | 7.35 (7.2; 7.5) | 1.4 | 6.55 (6.4; 6.7) | 1.2 | 0.01a | ||
| MC-BC A (mm) | 2.65 (2.5; 2.8) | 1 | 0.65 (0.6; 0.7) | 0.7 | 0.001a | 0.9 | 0.97/0.99 |
| MC-BC B (mm) | 1.25 (1.2; 1.3) | 1.3 | 0.2 (0.1; 0.3) | 0.8 | 0.02a | ||
| MC-BC C (mm) | 0.4 (0.2; 0.6) | 0.8 | 0.5 (0.2; 0.3) | 0.8 | 0.6 | ||
| MC-LC A (mm) | 1.2 (1.3; 1.1) | 0.8 | 0.9 (1; 0.8) | 1.4 | 0.001a | 0.96 | 1/0.98 |
| MC-LC B (mm) | 0.07 (0.05; 0.1) | 1.09 | 0.2 (0.1; 0.3) | 1.4 | 0.6 | ||
| MC-LC C (mm) | 0.08 (0.04; 0.12) | 1.15 | 0.06 (0.1; 0.02) | 1.2 | 0.4 | ||
| Medullary bone A (%) | 44.2 (43.8; 44.4) | 11.5 | 43.3 (42.9; 43.8) | 10.1 | 0.2 | 0.98 | 1/0.96 |
| Medullary bone B (%) | 42.1 (42.5; 41.8) | 10.2 | 42.2 (42.4; 42) | 8.7 | 0.1 | ||
| Medullary bone C (%) | 34.3 (34; 34.7) | 12.6 | 29.5 (30; 29.1) | 9.2 | 0.2 | ||
| Cortical bone A (%) | 56.3 (56.2; 56.5) | 7.6 | 54.6 (54; 55.1) | 8.4 | 0.9 | 0.92 | 0.96/0.94 |
| Cortical bone B (%) | 57.5 (56.8; 58.2) | 10 | 56.6 (56.2; 57) | 8.8 | 0.1 | ||
| Cortical bone C (%) | 66.7 (67.3; 66.2) | 9.4 | 69.6 (69.3; 70) | 9.1 | 0.4 | ||
| HU A | 251 (249; 252) | 159 | 229 (228; 231) | 150 | 0.5 | 0.95 | 0.98/0.96 |
| HU B | 338 (336; 340) | 218 | 387.5 (386; 389) | 236 | 0.6 | ||
| HU C | 366 (366; 367) | 219 | 437 (438; 436) | 233 | 0.6 | ||
aStatistically significant at level P < 0.05 (Student's t-test).
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