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Only those children who had all mandibular permanent teeth (erupted and unerupted) were included in the study.
Subjects who have undergone previous orthodontic treatment or extraction of any permanent teeth were excluded from the study.
[Figure 1] Seven teeth present on the left side of the mandible were assessed.
The developmental stages of each tooth were converted into a score using the conversion table given by Demirjian and Goldstein for boys and girls as appropriate.
Result : The dental age showed a significant correlation (P How to cite this article: Shilpa P H, Sunil R S, Sapna K, Kumar N C.
Estimation and comparison of dental, skeletal and chronologic age in Bangalore south school going children.
An orthopantomogram and hand-wrist radiograph of the left hand in postero-anterior view was taken for each child.
J Indian Soc Pedod Prev Dent 2013;-8How to cite this URL: Shilpa P H, Sunil R S, Sapna K, Kumar N C.
J Indian Soc Pedod Prev Dent [serial online] 2013 [cited 2018 Jan 12];-8. 2013/31/2/63/115696"Growth and development of a child has long fascinated poets, parents and paediatricians, but the diversity in its expression has left a lot unsatisfied."Physiologic age or developmental age are measures for describing the status of an individual child, whereas chronologic or calendric age convey only a rough approximation of this status because of the range in the development observed for any given age.
Correspondence Address: P H Shilpa Department of Pedodontic and Preventive Dentistry, A. Materials and Methods : Two hundred and fifty children consisting of 124 girls and 126 boys were selected randomly from the age group of 6-15 years.
As human growth shows considerable variation in chronological age, physiological maturity is preferred over chronological age in the estimation of person's exact age.