Zahedan Journal of Research in Medical Sciences Journal homepage: www.zjrms.ir A Comparison of Brain/Behavioral Systems, and Quality of Life among Patients with Schizophrenia and Bipolar Disorder

Background: The aim of the research was to compare brain/behavioral systems, and quality of life among people with schizophrenia, people with bipolar disorder, and normal people. Materials and Methods: In this causal-comparative research, 90 people consisting of people with schizophrenia, people with bipolar disorder, and normal people were selected using access sampling method, and they completed the Gray-Wilson Personality Questionnaire and Quality of Life Scale. Results: The findings suggested that there is a significant difference in behavioral inhibition and activation inhibition between normal people and people with bipolar disorder, as well as in sub-scales from quality of life of normal people and people with schizophrenia and bipolar disorder. Conclusion: Impairment in brain/behavioral systems and low quality of life provides explanations for schizophrenia and bipolar disorder