Accumulation of major depressive episodes over time in a prospective study indicates that retrospectively assessed lifetime prevalence estimates are too low

<p>Abstract</p> <p>Background</p> <p>Most epidemiologic studies concerned with Major Depressive Disorder have employed cross-sectional study designs. Assessment of lifetime prevalence in such studies depends on recall of past depressive episodes. Such studies may undere...

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Bibliographic Details
Main Author: Patten Scott B
Format: Article
Language:English
Published: BMC 2009-05-01
Series:BMC Psychiatry
Online Access:http://www.biomedcentral.com/1471-244X/9/19