Table 2 MRI evaluation: sagittal concentricity - comparison of mean values between the groups
Sagittal concentricity (percentage of condylar displacement) | Control group (C)n?=?10 | Twin Block (T)n?=?10 | Bionator (B)n?=?10 | Comparison | ||
|---|---|---|---|---|---|---|
X? ?SD (%) | X? ?SD (%) | X? ?SD (%) | C and T | C and B | T and B | |
Pretreatment | 6.9? ?5.1 | 3.7? ?2.3 | 7.7? ?4.4 | NS | NS | NS |
After 6 months | 6.7? ?4.9 | 18.7? ?10.3 | 19.1? ?11.5 | S | S | NS |
Difference | ?0.17? ?0.2 | 15.01? ?7.9 | 11.38? ?7.1 | HS | HS | NS |