Table 4 Difference in averages between Ricketts values obtained by laminography and by CBCT analysis
Techniques | Measurements | Mean | DS | V min | V max |
|---|---|---|---|---|---|
1. CBCT | Upper distance (mm) | 2.5 | 0.8 | 1.2 | 3.8 |
Posterior distance (mm) | 7.1 | 1.2 | 4.8 | 11.1 | |
Anterior distance (mm) | 2.2 | 0.6 | 1.3 | 4.0 | |
Height of eminence (mm) | 6.1 | 1.2 | 3.6 | 8.2 | |
Angle of eminence (deg) | 50.0 | 10.1 | 28.8 | 69.5 | |
2. Laminography | Upper distance (mm) | 2.5 | 1.0 | 0.5 | 5.5 |
Posterior distance (mm) | 7.5 | 1.5 | 5.0 | 10.0 | |
Anterior distance (mm) | 1.5 | 0.5 | 0.5 | 3.0 | |
Height of eminence (mm) | 6.3 | 1.3 | 4.0 | 11.5 | |
| Â | Angle of eminence (deg) | 54.0 | 10.0 | 25.0 | 79.0 |