Research Article
Treatment of Adults with Anterior Mandibular Teeth Crowding: Reliability of Little’s Irregularity Index
| Group | Dentoalveolar discrepancy | Treatment option | Number |
| 1 | Less than 3 mm | Expansion of the dental arch | 100 | 2 | From 1 to less than 5 mm | Interproximal enamel reduction | 101 | 3 | More than 5 mm | Extraction of one lower incisor | 101 |
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