Research Article

Computed Tomography Evaluation of Craniomandibular Articulation in Class II Division 1 Malocclusion and Class I Normal Occlusion Subjects in North Indian Population

Table 1

Statistical analysis: structures on left and right sides for both Class I normal occlusion and Class II Division 1 malocclusion.

ParametersClass I normal occlusion ( š‘› = 2 0 )Class II Division 1 malocclusion ( š‘› = 2 0 )
LeftRightP valueLeftRightP value

DMF (mm) 7 . 9 3 Ā± 0 . 9 3 7 . 9 8 Ā± 1 . 0 6 0.742 8 . 7 9 Ā± 0 . 6 9 8 . 5 8 Ā± 0 . 5 8 0.193
AJS (mm) 1 . 9 5 Ā± 0 . 3 1 2 . 0 2 Ā± 0 . 3 3 0.719 1 . 8 7 Ā± 0 . 1 8 1 . 9 8 Ā± 0 . 3 2 0.461
PJS (mm) 2 . 3 1 Ā± 0 . 3 9 2 . 3 8 Ā± 0 . 2 9 0.438 2 . 3 1 Ā± 0 . 3 7 2 . 2 5 Ā± 0 . 5 5 0.484
SJS (mm) 2 . 4 2 Ā± 0 . 3 7 2 . 5 0 Ā± 0 . 5 2 0.547 2 . 5 1 Ā± 0 . 6 3 2 . 5 3 Ā± 0 . 6 8 0.840
APWAT (degree) 4 9 . 7 3 Ā± 5 . 3 1 4 8 . 4 0 Ā± 3 . 4 8 0.609 4 8 . 6 0 Ā± 2 . 2 6 4 8 . 8 0 Ā± 2 . 8 3 0.854
APTC (mm) 8 . 1 3 Ā± 1 . 6 1 8 . 4 2 Ā± 1 . 3 5 0.085 7 . 2 5 Ā± 1 . 0 1 7 . 3 9 Ā± 1 . 1 2 0.402
PAPJS (%) āˆ’ 8 . 4 2 Ā± 1 1 . 2 1 āˆ’ 8 . 5 4 Ā± 7 . 2 9 0.993 āˆ’ 1 0 . 1 5 Ā± 7 . 6 2 āˆ’ 5 . 4 6 Ā± 1 4 . 3 1 0.446