Inclusion Criteria:  Adolescents 12-19 years of age with malocclusion (IOTN grade 4 and 5) referred to specialist orthodontic clinics Adolescents 12-19 years of age without malocclusion (IOTN grad 1, 2 or 3) at general dentistry clinics  Exclusion Criteria:  Previous orthodontic treatment Cleft lip and palate ASA ≥ III Intellectual and/or physical inability to answer questionnaires