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. 2008 Dec 22;9:169. doi: 10.1186/1471-2474-9-169

Table 1.

Frequency of the sagittal occlusal anomalies on the posterior region.

Parameters Scheuermann's disease group Scoliosis group Control group
Normal molar occlusion
(Angle Cl.I) frequency(%)
unilateral 30.43 28.56 16.17

bilateral 47.74 57.12 64.68

Distal molar occlusion
(Angle Cl.II) frequency(%)
unilateral 30.43 28.56 8.82

bilateral 21.73 10.07 16.17

Mesial molar occlusion
(Angle Cl.III) frequency(%)
unilateral ~ ~ 7.35

bilateral ~ 3.57 2.94