TIR has been officially recognised by the US Government mental health agency, SAMHSA, in its listings of evidence-based treatments
Of participants diagnosed with PTSD (based on PCL and PENN scores) before Traumatic Incident Reduction treatment, 93% achieved remission and no longer met the clinical criteria for PTSD at post-treatment. Average number of sessions of TIR: 8.
(Descilo et al, 2010 and Bisbey, 1995)
Remission from PTSD-level symptoms after-treatment in
93%
of cases, in an average of 8 sessions
In a peer-reviewed study of the effects of TIR on over 200 people, participants showed symptom reductions of 70% in anxiety and 67% in depression three months after treatment. Average number of hours of TIR: 4.
(Decilo et al, 2017)
In an open trial of the effects of TIR involving unaccompanied minor refugees, participants showed symptom reductions of 56% in PTSD and 78% in depression after treatment. Average number of sessions of TIR: 7.5, addressing an average of 8 traumatic memories per client.
(Descilo et al, 2010)
