Study on the Effectiveness of Berlin Dissexuality Therapy as Part of the Model Project in Accordance With §65d SBG V

Inclusion Criteria: * Age at first presentation minimum 18 years * Voluntary consent to participation on the part of the participant * At the time of inclusion, no contact with the justice system (ongoing investigation, ongoing criminal proceedings, ongoing prison sentence) due to sexually abusive behavior towards children * Sexually conspicuous behavior and/or fantasies or impulses that indicate the presence of a pedophilic and/or hebephilic preference disorder. * An offer of treatment is made when a suspected diagnosis is confirmed or the diagnosis is confirmed * Feared or recent use of abusive images * Sufficient knowledge of German * Voluntary participation in the study and checking the checkbox in the informed consent form before starting participation Exclusion Criteria: * Age under 18 years * Lack of consent on the part of the patient * Exclusion of the presence of a pedophilic and/or hebephilic preference disorder * Current legal status in the sense of an ongoing investigation or criminal proceedings due to sexually assaultive behavior towards children * Severe comorbidities: unstable psychotic disorder, organic brain damage, reduced intellectual capacity (IQ below 70), untreated drug or alcohol addiction or persistent harmful use * Current risk of child sexual abuse and or child sexual abuse that occurred less than 15 years before the start of the study * An antiandrogenic medication or an opiate antagonist, during therapy start taking a serotonin reuptake inhibit…