陽性 및 陰性 精神分裂症 入院患者에 있어서 憂戀症의 性質과 頻度

The Nature and Prevalence of Depression in Positive and Negative Schizophrenic In Patients

The authors assessed the characteristics and prevalence of depression in positive and negative schizophenic inpatients. In comparion of characterstics of depression in positive and negative schiaophrenia，we took 64 subjects who were matched in age，sex, and dose of drugs. The authors used the following scales; 1) Scale for the Assessment of positive Symptoms (SAPS)，2) Scale for Assessment of Negative SymptomsCSANS), 3) Self Depression Scale (SDS). The result were as follows : 1) The prevalence of depression in schizophrenic inpatients was 21%. The prevalence of depression in positive schizophrenics and negative schizophrenics, defined by 50 or higher scores of total SDS was 14% and 45%. The frequency of depression in negative schizophrenics was significantly higher than that of positive schizophrenics. 2) The common depressive symptoms in positive schizophrenics were diurnal variation, decreased libido, confusion，hopelessness and psychomotor agitation and those in negative schizophrenics were diurnal variation, decreased libido, psychomotor retardation，indecisivencess and personal devaluation. 3) The scores of SDS symptom items in negative schizophrenics were significantly higher than those in positive schizophrenics in as follows ; Psychomotor retardation, indecisiveness, personal devaluation, emptiness，depressed mood, suicidal rumination, hopelessness，decreased libido, psychomotor agitation and irritability