Roughly, one out of four patients with a substance use disorder (SUD) also meets criteria for PTSD. Both disorders seem to be highly intertwined. Two chapters of this thesis focus on the development of a screening questionnaire to detect PTSD within substance abuse treatment centers. For this purpose, a PTSD screener from the United States army was used, the Primary Care posttraumatic stress disorder screen (PC-PTSD). Based on the results of this study a new screener was assembled and cross-validated: the Jellinek-PTSD screening questionnaire (J-PTSD).

Abstract

Background: Research shows that trauma-focused therapy and multimodal interventions are the two most
often used strategies in treatment of refugees suffering from posttraumatic stress disorder (PTSD). While
preliminary evidence suggests that trauma-focused approaches may have some efficacy, this could not be
established for multimodal interventions. However, it may be that multimodal interventions have been studied
in more treatment-resistant refugees with very high levels of psychopathology, disability, and chronicity. In the

This book presents a new model on trauma. A new factor in this book is the impact of the child developmental stage itself on the perception of traumatic events. This concerns the way trauma influences the performance of the developmental tasks, a formative developmental perspective. A frame of...