PSYCH 230 Lecture Notes - Lecture 38: Major Depressive Disorder, Social Anxiety Disorder, Learned Helplessness
Document Summary
Bipolar i & ii combined: 4% lifetime prevalence. Mood disorders most frequent in young to middle age adults. Depression rates have been increasing since wwii: Higher lifetime rates of depression in younger generations. 76% of those with mdd have a comorbid disorder (kessler et al. , 2005) 50. 6% of those with mdd also have an anxiety disorder. Highest comorbidity with social anxiety disorder (fava et al. , 2000) 44% comorbid with alcohol or drug dependence. Greater amount and intensity of stressful life events. Major loss of important people or roles. Defeat, humiliation, or entrapment higher mdd likelihood. Repeated failure leads to feelings of powerlessness; once helpless, people stop trying (giving up) When given the opportunity to get out of the situation, they do not try at all. Common errors and biases in thinking (aaron beck) Focus only on negatives, never on positives. Strong memory bias for negative information in mdd.
