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Population studies have consistently shown major depression to be about twice as common in women as in men, although it is not yet clear why this is so. [7] The relative increase in occurrence is related to pubertal development rather than chronological age, reaches adult ratios between the ages of 15 and 18, and appears associated with psychosocial more than hormonal factors.
A 2004 cross-European study found that approximately one in four people reported meeting criteria at some point in their life for one of the DSM-IV disorders assessed, which included mood disorders (13.9%), anxiety disorders (13.6%) or alcohol disorder (5.2%). Approximately one in ten met criteria within a 12-month period.
Among teenagers, up to 9% meet criteria for depression at a given moment and approximately 20% experience depression sometime during adolescence. [10] Studies have also found that among children diagnosed with a depressive episode, there is a 70% rate of recurrence within five years. [9]
This article needs to be updated. The reason given is: Many outdated sources and information (older than five years). Please help update this article to reflect recent events or newly available information. (July 2024) Medical condition Major depressive disorder Other names Clinical depression, major depression, unipolar depression, unipolar disorder, recurrent depression Sorrowing Old Man (At ...
The Dunedin Multidisciplinary Health and Development Study (also known as the Dunedin Study) is a detailed study of human health, development and behaviour.Based at the University of Otago in New Zealand, the Dunedin Study has followed the lives of 1037 babies born between 1 April 1972 and 31 March 1973 at Dunedin's former Queen Mary Maternity Centre since their birth.
Depression can have multiple, sometimes overlapping, origins. Depression can be a symptom of some mood disorders, some of which are also commonly called depression, such as major depressive disorder, bipolar disorder and dysthymia. [7] Additionally, depression can be a normal temporary reaction to life events, such as the loss of a loved one.
The Center for Epidemiologic Studies Depression Scale for Children (CES-DC) is a modified version of the Center for Epidemiologic Studies Depression Scale. This measure assesses both depressive symptoms as well as symptom improvement in a wide range of children and adolescents, ages 6–17. [ 3 ]
Instead, depression was assessed using an ex-nihilo study scale (QIDS-SR), which was used for both medical decision-making and scientific evaluation. [ 8 ] STAR*D changed the inclusion and exclusion criteria for subjects during the study, so 931 subjects were included when they met the exclusion criteria, and 370 subjects were excluded while ...