TY - T1 - Posttraumatic stress symptoms among school personnel after the Jokela school shooting : a longitudial study of exposure, interventions, and symptom changes SN - / UR - URN:NBN:fi-fe201005121854; http://hdl.handle.net/10138/19917 T3 - A1 - Lyytinen, Nina A2 - PB - Helsingfors universitet Y1 - 2010 LA - eng AB - Objectives. School personnel who are exposed to school violence are at risk in developing post traumatic stress disorder (PTSD). In Finland there have been two such events in recent years, Jokela school shooting on 7.11.2007 and Kauhajoki school shooting about a year later. The aim of the present study was to examine the presence and change in PTSD symptoms during the first year after the Jokela school shooting. A second aim was to study how the initial exposure and treatment affects the symptom... VO - IS - SP - OP - KW - PTSD; PCL-S; school personnel; school shootings; interventions; koulusurmat; kouluhenkilökunta; interventiot; Psychology; Psykologia; Psykologi N1 - PP - ER -