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J Yeungnam Med Sci > Volume 24(2 Suppl); 2007 > Article
Yeungnam University Journal of Medicine 2007;24(2 Suppl):S296-303.
DOI:    Published online December 31, 2007.
Risk Factors and Prevalence of Depression in the Patients of Schizophrenia
Jin-Sung Kim1, Ji-Ann Ryu2, Jong Bum Lee1, Wan Seok Seo1
1Department of Neuropsychiatry, College of Medicine, Yeungnam University Daegu, Korea
2Department of Psychiatry, Maya Mental Hospital, Yeungchun, Korea
정신분열병 환자에서 우울증의 빈도 및 위험요인
김진성1, 류지안2, 이종범1, 서완석1
1영남대학교 의과대학 정신과학교실
2마야병원 정신과
Correspondence:  Jong Bum Lee, Tel: (053) 620-3340, Fax: (053) 629-0256, 
Background:This study performed to evaluate the patterns and prevalence of depression in patients with schizophrenia and to identify risk factors, using subjective and objective forms of depression scales. Materials and Methods:Demographic data and psychiatric history were obtained from the 139 participants with schizophrenia. The Beck Depression Inventory, Zung Self-Rating Depression Scale, Hamilton Rating Scale for Depression, and Calgary Depression Scale for Schizophrenia were applied to the participants to evaluate depression.
:Thirty percent of all the participants had significant degree of depression, more in participants of outpatient unit and with earlier onset. Schizophrenic participants had more subjective feeling of depression than objective evaluation, performed by independent evaluators. Conclusion:Many schizophrenic patients have significant degree of depression. In treating schizophrenic patients, depression should be considered as an important target and variable of treatment.
Key Words: Schizophrenia, depression, prevalence, factors


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