From: Prevalence of malocclusion and assessment of treatment needs in β-thalassemia major children
Angle’s Class I Dewey’s modification | Angle’s Class II | Angle’s Class III | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Class I type 1 (%) | Class I type 2 (%) | Class 1 type 3 (%) | Class I type 4 (%) | Class I type 5 (%) | Bimax (%) | Spacing (%) | Total (%) | Class II Div 1 (%) | Class II Div 2 (%) | Class II subDiv 1 (%) | Class II subDiv 2 (%) | Total (%) | Type 1 (%) | Type 2 (%) | Type 3 (%) | Total (%) | |
Thalassemic children | 25 | 8 | 0 | 2 | 0 | 5 | 4 | 44 | 34 | 5 | 15 | 1 | 55 | 0 | 0 | 1 | 1 |
Normal children | 69 | 9 | 0.4 | 0.9 | 0.59 | 8 | 12 | 82.2 | 6 | 3.69 | 4 | 2 | 15.69 | 0.6 | 0.49 | 0.4 | 1.49 |