This study was performed to evaluate the episodic aggressive behaviors of psychiatric patients who had admitted at Wonkwang University hospital from March 20, 1990 to March 19, 1991.
The staffs assessed these episodic aggressive behaviors by Yudofsky's Overt Aggression Scale treanslated into korean.
The results were estimated accoding to demographic aspects and diagnostic criterias. During the period of this research, for about 1 year, episodic aggressive behaviors occured in 211(22.5%) patients of the 938 admitted patients and in 745(1.2%)
cases
of the 64021 inpatients, 49.8% of total aggressive behaviors appeared within one month after admission. 37% from 12 to 18 o' clock during a day, 76.8% in patients with enduring illness more than 25 months. Means of postadmission day of aggressive
behaviors for manic episodes. Paranoid schizophrenics, personality disorder, and nonparanoid schizophrenics were 18.64. 58, 38, 87.61, and 109.51 days, respectively.
Patients of coerced admission, in close ward. readmission. or history of violence before admission made more frequent aggressive behaviors than patients of voluntary admission. in open ward first admission or no history of violence before
admission.
In order of frequency, aggressive behaviors occured in corridor, own room, nursing room and were discovered by other patients, nurse, attendant and doctor.
Although most aggressive behaviors appeared in schizophrenia, the patients with schizoaffective disorder, manic episode and organic disorder were more aggressive than the patients with schizophrenia, alcohol abuse and dependency according to
ratio
of
frequency of aggressive behavior or number of patients.
In major diagnostic categories, the patients with manic episodes was more aggressive than the patients with nonparanoid schizophrenia or personality disorder, and the patients with schizophrenics paranoid type was more aggressive than the patient
with
nonparanoid type according to total aggression score.
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