Related Articles Prevalence, diagnosis, and treatment of depression and generalized anxiety disorder in a diverse urban community. Psychiatr Serv. 2008 Jun;59(6):641-7 Authors: Gwynn RC, McQuistion HL, McVeigh KH, Garg RK, Frieden TR, Thorpe LE OBJECTIVE: This study assessed the prevalence, diagnosis, and treatment of major depressive disorder and generalized anxiety disorder among New York City adults. METHODS: As part of the first community-specific Health and Nutrition Examination Survey in the United States, depression and anxiety were assessed in a representative sample of 1,817 noninstitutionalized adults in 2004. RESULTS: A total of 8% had major depressive disorder and 4% had generalized anxiety disorder. Respondents with depression were more likely to be formerly married, publicly insured, younger, and U.S. born. Only 55% of adults with depression were diagnosed, and 38% of those with depression or anxiety were in treatment; individuals with a diagnosis of depression were more likely to receive treatment than those without a diagnosis (61% versus 7%; p<.001). Immigrants with depression were 60% less likely to be diagnosed than their U.S.-born counterparts; immigrants arriving in this country ten or more years ago had slightly more anxiety than immigrants arriving less than ten years ago (3% versus 2%, not significant). Among respondents with anxiety, 23% reported disability compared with 15% of those with depression. Compared w ...