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In this article, results of a German nationwide survey (KFN schools survey 2007/2008) are presented. The controlled sample of 44,610 male and female ninth-graders was carried out in 2007 and 2008 by the Criminological Research Institute of Lower Saxony (KFN). According to a newly developed screening instrument (KFN-CSAS-II), which was presented to every(More)
Androgen-dependent signaling regulates the growth of the fingers on the human hand during embryogenesis. A higher androgen load results in lower 2D:4D (second digit to fourth digit) ratio values. Prenatal androgen exposure also impacts brain development. 2D:4D values are usually lower in males and are viewed as a proxy of male brain organization. Here, we(More)
The use of interactive screen media is widespread and for some users leads to pathological symptoms that are phenomenologically similar to signs of addictive disorders. Addictive use of computer games and other Internet applications, such as social media can be distinguished. In the past standard criteria to classify this new disorder were lacking. In(More)
In work done at the German Criminological Research Institute of Lower Saxony (KFN) various methods have been used to investigate how specific inappropriate media usage patterns affect academic performance in children and adolescents. The findings are paralleled by current international research indicating a negative relationship between these two variables.(More)
Although posttraumatic stress disorder (PTSD) is used as a distinct diagnosis in clinical practice, its symptoms were characterized as a dimensional structure in several taxometric analyses. However, a categorical latent structure of PTSD could be superimposed by using indistinct PTSD symptoms that can appear within the framework of other trauma-induced(More)
Background: This study addresses the need for methodologically sound, brief screening procedures (e. g., the PHQ-4) which need to be validated for refugees in their native languages. Method: A cohort of Syrian refugees in the state of Lower Saxony was investigated with the PHQ-4 translated into Standard Arabic language by a professional translation bureau.(More)
The aim of this study was to thoroughly investigate the link between violent media consumption and aggressive behavior. Using a large longitudinal student sample, the role of empathy as a possible mediator of this relationship was of special interest. Data were drawn from wave three to five of the Berlin Longitudinal Study Media, a four-year longitudinal(More)
Der Schutz der Privatheit bezieht sich in Europa auch auf das Recht auf physische und psychische Integrität (physical and moral integrity), auf die körperliche und mentale Unversehrtheit jeder Person. Es wird ergänzt um das Recht auf Selbstbestimmung über den eigenen Körper (vgl. Art. 8 EMRK). Anlässlich der vielen Missbrauchsopfer in kirchlichen und(More)