The three-year naturalistic course of major depressive disorder, dysthymic disorder and double depression

Recent studies support a distinction between acute and chronic forms of depression, which contrasts the single-disease hypothesis for depressive disorders. Insight into the (determinants of) the 3-year naturalistic course of major depressive disorder (MDD), dysthymic disorder (Dysth) and double depression (DD) may contribute to this debate.Data were derived from NEMESIS, an epidemiologic survey in the adult population of the Netherlands. 400...