Exploration of Delayed-Onset Posttraumatic Stress Disorder After Severe Injury.
ML O'Donnell, T Varker, M Creamer, S Fletcher, AC McFarlane, D Silove, RA Bryant, D Forbes
Psychosomatic Medicine | Published : 2012
ObjectiveThe first aim of this work was to conduct a rigorous longitudinal study to identify rates of delayed-onset posttraumatic stress disorder (PTSD) in a sample of patients with severe injury. The second aim was to determine what variables differentiated delayed-onset PTSD from chronic PTSD.MethodsRandomly selected patients with injury who were admitted to four hospitals around Australia were recruited to the study (N = 834) and assessed in the acute care hospital, at 3 months, and at 12 months. A structured clinical interview was used to assess PTSD at each time point.ResultsSeventy-three patients (9%; n = 73) had PTSD at 12 months. Of these, 39 (53%) were classified as having delayed-o..View full abstract