widths increase with growth for Class I subjects. Changes for untreated Class II subjects
have not yet been assessed. The aim of this study was to test the hypothesis that changes in
palatal inclination of the maxillary molars and intermolar width throughout growth vary
between Class I and Class II molar occlusions. Methods Patients were selected from the
Forsyth/Moorrees Twin Study. Dental models taken for 6 consecutive years of 55 untreated …