psychology depression

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^  Spates, C. R., Pagoto, S. and Kalata, A. (2006). A Qualitative And Quantitative Review of Behavioral Activation Treatment of Major Depressive Disorder. The Behavior Analyst Today, 7(4), 508-518 [1]^  Weissman MM, Markowitz JC, Klerman GL (2000). Comprehensive Guide to Interpersonal Psychotherapy. New York: Basic Books. ISBN  0-465-09566-6.Antidepressants are statistically superior to placebo but their overall effect is low-to-moderate. In that respect they often did not exceed the National Institute for Health and Clinical Excellence criteria for a "clinically significant" effect. In particular, the effect size was very small for moderate depression but increased with severity, reaching " clinical significance " for very severe depression.