Posts Tagged ‘rate of insomnia’

insomnia1Medscape (5/19, Jeffrey) reported that “a new analysis of the first National Health and Nutrition Examination Survey (NHANES) to ask about sleep patterns in Americans shows that insomnia is a common problem in the United States,” with “15 percent of Americans” meeting “the definition for insomnia by [Diagnostic and Statistical Manual of Mental Disorders, 4th ed] DSM-IV criteria in the past month.” For the study, presented at the American Psychiatric Association’s annual meeting, researchers at Arizona’s Maricopa Integrated Health System “used data from NHANES 2004–2005,” which encompassed “a total of 6,127 participants aged 20 to 85 years,” each of whom “was interviewed and underwent a standardized health examination.” The team also found “a close relationship between depression and insomnia; among those who met DSM IV criteria for major depressive disorder, 52 percent met diagnostic criteria for insomnia. Among those with insomnia, 47 percent met criteria for major depressive disorder.”


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