Comparative study between the perception of quality of sleep and quality of life, depressive and anxiety symptoms in euthymic bipolar disorder

Estudo comparativo entre percepção da qualidade  de sono, qualidade  de vida, sintomas depressivos e ansiosos em transtorno bipolar fase eutímica

Geisa Angelis4, Rafael F Sanches2, Sueli Rossini3  and Rubens Reimão1

ABSTRACT

INTRODUCTION: The bipolar disorder is characterized  by alternating  and  recurrent episodes  of mania  and hypomania  with depression  and  periods  of euthymia,  with prevalence  between  1  and  8% in the  general population.  The mental  disorders  influence the  quality of life considerably,  disturbing familiar, social  and occupational  relations. Sleep is also associated  with the quality of life; moreover, it can be modified in bipolar disorder.  OBJECTIVES: To assess  the perception  of the quality of sleep,  the quality of life and  evaluate  the intensity of depressive  and  anxiety symptoms in euthymic bipolar  disorder  when compared  with a  control- group.  To investigate possible association  of depressive and anxiety symptoms in quality of life and quality of sleep.  METHODS: The design  of research  was  case-control  and  the  sample  was  characterized  as  a  no- probability for convenience.  Study-group (n=43)  and control-group (n=80). The selection for the study-group had  the following criteria: patients with bipolar disorder in the stabilized phase,  age  between 25  and  60,  in use of stabilizer of mood and absence  of psychiatric co-morbidity. Instruments: Pittsburgh Sleep Quality Index,