Cognition and functioning in bipolar depression

Objectives: Depressive symptoms are associated with worse outcomes in patients with bipolar disorder (BD). However, scarce data are available regarding neurocognitive profiles across different areas of functioning among BD patients with moderate and severe depression. Our objective was to assess cog...

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Main Authors: Natalia S. Kapczinski, Joana C. Narvaez, Pedro V. Magalhães, Joana Bücker, Ana C. Peuker, Ana C. Loredo, Federico Troiano, Letícia Czepielewski, Adriane Rosa, Gabriel Fries, Clarissa S. Gama
Format: Article
Language:English
Published: Associação Brasileira de Psiquiatria (ABP) 2016-01-01
Series:Brazilian Journal of Psychiatry
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-44462016005003101&lng=en&tlng=en
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author Natalia S. Kapczinski
Joana C. Narvaez
Pedro V. Magalhães
Joana Bücker
Ana C. Peuker
Ana C. Loredo
Federico Troiano
Letícia Czepielewski
Adriane Rosa
Gabriel Fries
Clarissa S. Gama
author_facet Natalia S. Kapczinski
Joana C. Narvaez
Pedro V. Magalhães
Joana Bücker
Ana C. Peuker
Ana C. Loredo
Federico Troiano
Letícia Czepielewski
Adriane Rosa
Gabriel Fries
Clarissa S. Gama
author_sort Natalia S. Kapczinski
collection DOAJ
description Objectives: Depressive symptoms are associated with worse outcomes in patients with bipolar disorder (BD). However, scarce data are available regarding neurocognitive profiles across different areas of functioning among BD patients with moderate and severe depression. Our objective was to assess cognition and global functioning in a group of patients with bipolar depression. Methods: Data were available for 100 patients with bipolar depression (78% female) and 70 controls (64% female) paired by age and education level. Cognitive function was assessed with a neuropsychological test battery. Functioning was assessed with the Functioning Assessment Short Test. Results: In patients, severe depression was associated with poorer cognitive performance on measures of executive function. Patients with severe depression showed worse global functioning than those with moderate depression (z = 2.54, p = 0.011). In patients with severe depression, lower global functioning was associated with lower scores in working memory (r = -0.200, p = 0.010), and executive function (r = -0.210, p = 0.007; and r = 0.293, p < 0.001). Conclusion: Our findings suggest cognitive impairment and global functioning impairment are associated with the severity of depressive symptoms in bipolar depression. Intensive treatment of depressive symptoms in patients with BD is crucial to improve cognitive functioning and, consequently, functional outcomes.
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spelling doaj.art-8295620c06a948fb9db22fae7f2ccbbe2022-12-21T18:41:11ZengAssociação Brasileira de Psiquiatria (ABP)Brazilian Journal of Psychiatry1809-452X2016-01-01010.1590/1516-4446-2014-1558S1516-44462016005003101Cognition and functioning in bipolar depressionNatalia S. KapczinskiJoana C. NarvaezPedro V. MagalhãesJoana BückerAna C. PeukerAna C. LoredoFederico TroianoLetícia CzepielewskiAdriane RosaGabriel FriesClarissa S. GamaObjectives: Depressive symptoms are associated with worse outcomes in patients with bipolar disorder (BD). However, scarce data are available regarding neurocognitive profiles across different areas of functioning among BD patients with moderate and severe depression. Our objective was to assess cognition and global functioning in a group of patients with bipolar depression. Methods: Data were available for 100 patients with bipolar depression (78% female) and 70 controls (64% female) paired by age and education level. Cognitive function was assessed with a neuropsychological test battery. Functioning was assessed with the Functioning Assessment Short Test. Results: In patients, severe depression was associated with poorer cognitive performance on measures of executive function. Patients with severe depression showed worse global functioning than those with moderate depression (z = 2.54, p = 0.011). In patients with severe depression, lower global functioning was associated with lower scores in working memory (r = -0.200, p = 0.010), and executive function (r = -0.210, p = 0.007; and r = 0.293, p < 0.001). Conclusion: Our findings suggest cognitive impairment and global functioning impairment are associated with the severity of depressive symptoms in bipolar depression. Intensive treatment of depressive symptoms in patients with BD is crucial to improve cognitive functioning and, consequently, functional outcomes.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-44462016005003101&lng=en&tlng=enMemorymood disorders, bipolartests/interviews, psychometriccognitive neuroscience, outcome studies
spellingShingle Natalia S. Kapczinski
Joana C. Narvaez
Pedro V. Magalhães
Joana Bücker
Ana C. Peuker
Ana C. Loredo
Federico Troiano
Letícia Czepielewski
Adriane Rosa
Gabriel Fries
Clarissa S. Gama
Cognition and functioning in bipolar depression
Brazilian Journal of Psychiatry
Memory
mood disorders, bipolar
tests/interviews, psychometric
cognitive neuroscience, outcome studies
title Cognition and functioning in bipolar depression
title_full Cognition and functioning in bipolar depression
title_fullStr Cognition and functioning in bipolar depression
title_full_unstemmed Cognition and functioning in bipolar depression
title_short Cognition and functioning in bipolar depression
title_sort cognition and functioning in bipolar depression
topic Memory
mood disorders, bipolar
tests/interviews, psychometric
cognitive neuroscience, outcome studies
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-44462016005003101&lng=en&tlng=en
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