My Avenue to helP - Adaptive Mentalization-based Integrative Treatment Compared to Management as Usual for Youths With Multiple Problems: a Non-Randomized Controlled Feasibility Trial

Inclusion Criteria: * Criterium A) Documented record of multiple problems defined as at least 2 of the following: (i) Absence from school / non-adherence to education (ii) Risk behaviors like alcohol or cannabis abuse, or repeated suicide attempts or self-harm requiring somatic treatment.(iii) Repeated visits at emergency-, trauma-, or acute wards. And/or one of the following: (iv) Contact with police or legal justice system. (v) Homelessness within the last year. * Criterium B) Age 12-17 years at time of inclusion. * Criterium C) Strong indication of mental disorders defined as a diagnosis of a mental disorder. The type of mental disorders will be further substantiated using the DAWBA after recruitment (Goodman et al., 2000). * Criterium D) Written/signed informed consent from all legal guardians (in most cases both parents) and oral consent from youths aged 15 years and older. Written/signed informed consent from the youths themselves will be collected when they turn 18 if they do so during the study period. Exclusion Criteria: * Indications of substantial intellectual disability corresponding to IQ below 50, or a level of daily and social functions that do not enable participation in research (e.g., if the young person is not deemed to have the capacity to understand the implications of the study and provide oral consent). * Not living in Region Zealand.