Knowledge Tree
Relations (1)
related 3.46 — strongly supporting 10 facts
Insomnia is clinically recognized as a diagnostic symptom of major depression [1], [2], [3] and serves as a significant longitudinal risk factor for the development of the disorder [4], [5], [6], [7]. Furthermore, the two conditions exhibit a high rate of comorbidity, with insomnia being a prevalent symptom in patients diagnosed with major depression [8], [9], [10].
Facts (10)
Sources
Extent and Health Consequences of Chronic Sleep Loss and ... - NCBI ncbi.nlm.nih.gov 9 facts
claimInsomnia is used as a diagnostic symptom for major depression.
claimInsomnia is a symptom used in conjunction with other symptoms to diagnose major depression.
claimInsomnia and major depression represent the most prevalent and best-studied comorbidity between sleep and psychiatric disorders.
measurementStudies have found that 15 to 20 percent of people diagnosed with insomnia also have major depression, according to Ford and Kamerow (1989) and Breslau et al. (1996).
claimInsomnia is a highly common symptom of major depression.
claimLongitudinal studies have established insomnia as a risk factor for major depression.
claimInsomnia is established as a risk factor for major depression based on longitudinal studies.
claimThe DSM-IV lists sleep disturbances as diagnostic criteria for certain psychiatric disorders, such as using insomnia as a symptom to diagnose major depression (APA, 1994).
measurementA study of 10,000 adults by Weissman and colleagues (1997) found that insomnia increased the risk of major depression fivefold and increased the risk of panic disorder 20-fold (OR = 20.3, 95% CI, 4.4–93.8).
How sleep deprivation can harm your health - Harvard Health health.harvard.edu 1 fact
measurementA study of approximately 1,000 adults between the ages of 21 and 30 found that individuals with a history of insomnia were four times as likely to develop major depression within three years compared to normal sleepers.