A Comparison of Substance Use Disorder Severity and Course in American Indian Male and Female Veterans

The purpose of this analysis was to compare substance use disorder (SUD) diagnoses, severity, comorbidity, and course in 362 American Indian veterans. The sample was drawn from communities in the north central and southwestern areas of the United States, structured to over-sample women and to include half-rural/half-urban residents. Instruments used in the study included current demography, military history, the Diagnostic Interview Schedule/Quick Version, Michigan Alcoholism Screening Test modified to include alcohol and drugs (MAST/AD), Brief Symptom Inventory, Posttraumatic Checklist, and a treatment algorithm. Univariate analyses showed that women had lower scores on the MAST/AD, reported lower symptom levels on the Posttraumatic Checklist, and were less apt to use VA mental health services, but were more willing to seek mental health treatment if needed (with probabilities of. 01 to. 001). At borderline probabilities (.02 to. 05), women were younger and had more education, whereas men had more drug-r...