Duration of euthymia and predominant polarity in bipolar disorder

The concept of predominant polarity (PP) was introduced by Angst in 1978 and has gained motion in recent years as a course specifier as well as an index of treatment response in bipolar disorder (Carvalho et  al., 2014; González-Pinto et al., 2010; Popovic et al., 2012) According to the restrictive definition of PP by the Barcelona group, at least two thirds of the lifetime episodes suffered by a given patient must be manic or depressive to establish manic PP (MPP) or depressive PP (DPP), respective ly (Colom et al., 2006).
Source: Journal of Affective Disorders - Category: Neurology Authors: Tags: Short communication Source Type: research