Depression Flashcards
What is the 12-month prevalence of major depression?
3.7%
What is the lifetime prevalence of major depression in international community studies?
6-25%
What is the lifetime prevalence of major depression (US)?
16.6%
What is the lifetime prevalence of dysthymia (US)?
2.5%
What four distinctions are made within depression in DSM-5 and ICD-10?
Major depression, bipolar disorder, dysthymia and cyclothymia
What is major depression characterized by?
Episodes of low mood, negative cognition, and sleep and appetite disturbance
What is bipolar disorder characterized by?
Episodes of low mood, negative cognition, and sleep and appetite disturbance plus episodes of mania in which elation, grandiosity, flight of ideas and expansive behavior occur.
What is dysthymia characterized by?
Depressive symptomatology (at least three symptoms in addition to low mood)
What is cyclothymia characterized by?
Similar but less extreme mood fluctuations than bipolar disorder
What does major depression and bipolar disorder have in common?
They are both episodic mood disorders
What does dysthymia and cyclothymia have in common?
They are both non-episodic chronic conditions of at least two years duration
What is the gender distribution of depression?
In children there is none but this changes in adolescence and by adulthood about twice as many women have depression as men
What is the comorbidity with anxiety disorders?
59%
What is the comorbidity with substance use disorders?
24%
What is the comorbidity of personality disorders in clinical samples?
50-85% of inpatient, 20-50% of outpatients
How many recover from depression?
About 90%
How many with a major depressive disorder commit suicide?
4-7%
How many who commit suicide have major depressive disorders?
23-52%