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Rates of nicotine use are high in American Indians. Anxiety and depression tend to be associated with cigarette use, but the association of anxiety and depression with smokeless tobacco (ST) is less clear. We asked if panic disorder, major depression, and posttraumatic stress disorder (PTSD) are related to lifetime ST use in 2 American Indian tribes.

Smokeless Tobacco Use and Its Relation to Panic Disorder, Major Depression, and Posttraumatic Stress Disorder in American Indians