摘要：The aim of this study was to assess the differences in eruption of permanent teeth (C, P1, P2 andM2) in a group of children with and without malocclusion. A sample of 1758 children (921 boys and 837 girls), aged 8–13 was randomly selected. The subjects were grouped by chronological age (11 groups) and by presence of malocclusion. Statistically significant differences were found for both, upper and lower canines in the age group 11 (p difference was found in the age group 8.5 for upper first (p and the lower second premolars in the age group 11 (p succedaneus permanent teeth, possibly leading to development of a malocclusion.
关键词：teeth eruption; normal occlusion; malocclusion
