Characteristics of malocclusion in Iraqi orthodontic patients anteroposterior dental arch relationship

The aim of the study was to determine variability of anteroposterior dental arch relationship in orthodontic patients and type of treatment used. A group of pretreated orthodontic patients were examined clinically for the classification of malocclusion [the anteroposterior relationship] according to Angles classification and type of treatment needed in a group of 1550 patient. The results showed that there was no significant differences in anteroposterior relationship according to gender and there was a decrease in rate of class I, and an increase in class II both divisions and thus an increase in the severity of malocclusion during the last decade and a need for more complicated orthodontic procedures