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KMID : 0438219720090010437
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Korea University Medical Journal
1972 Volume.9 No. 1 p.437 ~ p.448
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A Clinical Study on the Subtypes of Schizophrenia and Their Symptomatology
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Abstract
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In this clinical study, it was intended to asses the distribution of subtypes and their educational backgrounds, occupational histories, family histories, marital statuses, premorbid personalities, precipitating factors, ages of onset and symptomatology. The 242 cases of the schizophrenics were classified into 6 subtypes, which were 21 cases of simple type, 3 cases of hebephrenic type, 13 cases of catatonic type, 116 cases of paranoid type, 82 cases of latent type and 7 cases of schizoaffective type.
The results were as follows:
1. Among the classified subtypes, the paranoid type and the latent type were most frequently observed in this order and the paranoid schizophrenics occupied frequently observed in this order and the paranoid schizophrenics occupied 47.9% of all and the latent schizophrenics occupied 33.9% of all.
2. As to the mean ages of each subtypes, the paranoid and the latent were eldest: the paranoid was 29.6 years old and the latent were 34.1 years old. The simple and the hebephrenic were youngest: the simple was 19.9 years old and the hebephrenic were 20.3 years old.
3. Educational background of each subtype revealed that the schizoaffective schizophrenics showed highest educational level of all.
4. As to the occupational histories, the jobless schizophrenics occupied the highest rate of 37.2%.
5. Family histories revealed that 35.9% of all schizophrenics had in their families some kinds of neurotic and psychotic patients. Among them 23.1% of schizophrenics had neurotic patients and 12.8% of schizophrenics had psychotic patients in their families. According to each subtype, the paranoid type with neurotic and psychotic diseases in their family occupied 35.4% and the latent type occupied 39.0%. In the paranoid type, the patients with psychotic disease in their family occupied 21.6%, on the other hand in the latent type, the patients with neurotic diseases in their family occupied 31.7%.
6. As to the premorbid personality, schizoid personality and paranoid personality were more frequent ones in general. According to each subtypes, the simple type and the catatonic type had significantly higher frequency of schizoid personality and the paranoid type had the higher frequency of paranoid personality and the latent type had the higher frequency of asthenic personality than the other types. The schizoaffective type almost exclusively had schizoid and paranoid personality.
7. In all schizophrenics, the most frequent symptoms were inappropriateness, emotional dullness, anxiety and fearfulness, decreased activity and incoherence. According to each subtypes, the character istic symptoms were as follows, the simple type had inappropriateness, emotional dullness. The catatonic type had negativism and blocking. The paranoid type had increased activity, auditory hallucination, delusion, incoherence and circumstantiality. Among the characteristic symptoms of paranoid type, the delusion were elicited from all of the paranoid schizophrenics. The latent type had inappropriateness, emotional dullness, anxiety and fearfulness, depressed mood, decreased activity, hypochondriasis and obsession.
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