Primary outcome
trauma, PTSD, Clinician-Administered PTSD, traumatic
During week 4, participants in both arms were asked to again complete the daily IM diary for 7 days (i.e. from day 22 to 28, where day 1 is the guided session in immediate arm/equivalent timeframe in delayed arm) to record the number of IMs of traumatic event(s); The primary outcome measure was the total number of IMs recorded by participants in this daily IM diary in week 4.The outcome measure was derived from diaries used in clinical practice [The clinical meaning of a change in score may depend on the trauma population, as single-event trauma incurs fewer IMs than repeated trauma. For a PTSD diagnosis, the Clinician-Administered PTSD Scale for DSM–5 (CAPS-5) [