RT Journal Article T1 Features Associated With Depressive Predominant Polarity and Early Illness Onset in Patients With Bipolar Disorder. A1 García-Jiménez, Jesús A1 Gutiérrez-Rojas, Luis A1 Jiménez-Fernández, Sara A1 González-Domenech, Pablo José A1 Carretero, María D A1 Gurpegui, Manuel K1 age at onset K1 bipolar disorder K1 diagnosis delay K1 disability K1 polarity predominance AB Objective: The aim of this study is to determine the prevalence of three possible diagnostic specifiers, namely predominant polarity (PP) throughout illness, polarity of the first episode and early age at onset, in a sample of bipolar disorder (BD) patients and their association with important socio-demographic, clinical and course-of-illness variables. Methods: A retrospective and naturalistic study on 108 BD outpatients, who were classified according to the PP, polarity of the first episode and early age at onset (≤ 20 years) [vs. late (>20 years)] and were characterized by their demographics, clinical data, functionality and social support, among others features. After bivariate analyses, those variables showing certain association (P value 20 years)] and were characterized by their demographics, clinical data, functionality and social support, among others features. After bivariate analyses, those variables showing certain association (P value SN 1664-0640 YR 2020 FD 2020-11-16 LK https://hdl.handle.net/10668/26614 UL https://hdl.handle.net/10668/26614 LA en DS RISalud RD Apr 6, 2025