The occlusion in the primary and mixed dentition stages have evaluated. Among the children being examined, highest rates for class 1 incisor occlusion, flush terminal plane in decidious dentition and class 1 molar occlusion in permanant molars found as 72% 46% and 15,5% respectively. No significant differences between sex.

Keywords: Malocclusion, epidemiology, primary dentition, permanent dentition