Vol. 3, Issue 3, Part B (2017)

Materials & Methods: This study was conducted on 530 children age ranged 7-14 years of both genders. Children were classified into normal occlusion, Class I malocclusion, Class II div I and class II div II and class III malocclusion. Dewey modification such as type I, type II, type III, type IV and type V was considered.

Results: Out of 530 subjects, boys were 280 and girls were 250. The difference was non- significant (P-0.12). Age group 7-10 years had 55 boys and 60 girls. Age group 10-12 years had 105 boys and 145 girls. Age group 12-14 years had 120 boys and 45 girls. The difference was significant (P-0.01). Type of focclusion was normal (boys- 30, girls- 25), class I malocclusion (boys- 120, girls- 84), class II div I (boys- 90, girls- 95), class II div II (boys- 30, girls- 31) and class III maloccusion (boys- 10, girls- 15). The difference was significant (P<0.05). Dewey type I was seen in 52 subjects, type II in 40, type III in 50, type IV in 28 and type V in 34 subjects. The difference was significant (P<0.05).

Conclusion: Author found that class I malocclusion was predominantly found in children followed by class II div I. Maximum cases were seen in age group 10-12 years.