Hannah C McLane Author
Subjects of specialization
Affiliation
Neurology, Preventive medicine, Health, PTSD
Philadelphia VA Medical Center, Occupational and Environmental Medicine, 3900 Woodland Ave, Philadelphia, PA 19104, USA
Research Article Open Access
Author(s): Hannah C McLane*, J Ben Barnes, Frances S Shofer and Jason T Goodson
Objective: This study explores outcome expectancies – how much a patient believes a therapy will result in improvement – as a predictor of outcome of prolonged exposure therapy (PE) in veterans with PTSD.
Methods: Prior to PE therapy, veterans were administered a PTSD treatment expectations (PTE) survey consisting of three 11-point Likert scale questions with possible scores of 0-30. The primary outcome was changes in total PTSD Checklist for DSM-5 (PCL-5) scores before and after PE therapy. ANOVA in repeated measures was used to evaluate the association between PTE tertiles and PTSD symptom changes.
Results: 57 veterans consented and 35 (61.4%) completed therapy. Mean differences in PCL-5 scores pre-/pos... view moreĀ»