Table 2.
Comparison of the MCD analysis before and after selective grinding guided by an occlusal splint. The mean values (SD), minimum and maximum (mm) and horizontal (XX`) and vertical (YY) CD in the different facial patterns groups.
| Facial Pattern/CD | Mean (SD) XX | YY | Minimum (mm) XX | YY | Maximum(mm) XX | YY |
|---|---|---|---|---|---|---|
| Before selective grinding | ||||||
| Hyperdivergent | 0.20 (0.41)*** | 0.31 (0.45)*** | -0.42 | 0 | 1.11 | 2.38 |
| Hypodivergent | 0.23 (0,55)*** | 0.22 (0.62)*** | -0.45 | 0 | 0.92 | 0.31 |
| Intermediate | 0.15 (0.51)*** | 0.17 (0.78)*** | -0.38 | 0 | 1.11 | 0.17 |
| After selective grinding | ||||||
| Hyperdivergent | 0.22 (0.32)*** | 0.35 (0.45)*** | -0.46 | 0 | 1.16 | 2.48 |
| Hypodivergent | 0.27 (0,45)*** | 0.28 (0.62)*** | -0.52 | 0 | 0.98 | 0.36 |
| Intermediate | 0.18 (0.83)*** | 0.19 (0.78)*** | -0.28 | 0 | 1.12 | 0.22 |
XX` Means are expressed in absolute values SD: standard deviation; CD: condylar displacement. ***p<0.01