Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Frequency, stability and differentiation of self-reported school fear and truancy in a community sample. | Child and Adolescent Psychiatry and Mental Health BioMed Central Research Frequency stability and differentiation of self-reported school fear and truancy in a community sample Hans-Christoph Steinhausen Nora Muller and Christa Winkler Metzke Open Access Address Department of Child and Adolescent Psychiatry University of Zurich Neumuensterallee 9 CH 8032 Zurich Switzerland Email Hans-Christoph Steinhausen - Nora Muller - muellernora@ Christa Winkler Metzke - Corresponding author Published 14 July 2008 Received 5 February 2008 Child and Adolescent Psychiatry and Mental Health 2008 2 17 doi 1753-2000-2- Accepted I4 July 2008 17 This article is available from http content 2 1 17 2008 Steinhausen et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Surprisingly little is known about the frequency stability and correlates of school fear and truancy based on self-reported data of adolescents. Methods Self-reported school fear and truancy were studied in a total of N 834 subjects of the community-based Zurich Adolescent Psychology and Psychopathology Study ZAPPS at two times with an average age of thirteen and sixteen years. Group definitions were based on two behavioural items of the Youth Self-Report YSR . Comparisons included a control group without indicators of school fear or truancy. The three groups were compared across questionnaires measuring emotional and behavioural problems life-events self-related cognitions perceived parental behaviour and perceived school environment. Results The frequency of self-reported school fear decreased over time vs. whereas there was an increase in truancy vs. . Subjects .