Research Article
Prevalence of Orthodontic Treatment Need and Occlusal Traits in Schoolchildren
| Age | Male | Female | Total |
| 15 years old | 107 (32.2) | 98 (30.5) | 205 (31.9) | 16 years old | 129 (40.1) | 114 (35.5) | 243 (37.8) | 17 years old | 86 (26.7) | 109 (34) | 195 (30.3) |
| ā | 322 | 321 | 643 |
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