Participants and Eligibility
ideation, schizophrenia or bipolar disorder, PTSD, CAPS, substance abuse, trauma
RECRUITMENT
Male veterans with PTSD precipitated by military trauma were eligible if their screening Clinician-Administered PTSD Scale (CAPS) total score was 50 or higher. Data on self-reported race and ethnicity were included for descriptive purposes and to assess for diversity. Exclusions included active suicidal ideation, current substance abuse, significant medical conditions, schizophrenia or bipolar disorder, and use of potent CYP3A4 inhibitors or oral corticosteroids. Initially, psychotropic medications were exclusionary, which proved to be a significant barrier to recruitment; veterans on stable doses were subsequently included. Assessments included CAPS,