Variable | Before | SD | After | SD | P value | |
Interincisal Angle | 108.9 | 10.6 | 121.8 | 9.4 | 0.000* | |
IU (mm) | 7.6 | 2.2 | 5.8 | 2.2 | 0.001* | |
IL (mm) | 7.2 | 2.8 | 4.9 | 2.8 | 0.000* | |