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뇌지주막하 출혈환자에서 입원양상 및 치료경과에 대한 최근 5년 간격의 차이에 대한 비교 분석 : 1987년~1992년
김근창,김국기,김형두,임영진,김태성,이봉암,임언 대한신경외과학회 1995 Journal of Korean neurosurgical society Vol.24 No.12
Aneurysmal subarachnoid hemorrhage is a neurosurgical emergency. Early and intensive medical intervention is important for minimizing the occurrence of rebleeding and vasospasm. The purpose of this study was to document and compare the admission or referral pattern, management outcome and attitude of the general public of subarachnoid hemorrhage(SAH) patients over a five year interval of 1987 and 1992. The authors analzyed 229 SAH cases diagnosed by computerized tomography (CT) or lumbar puncture ; 106 cases diagnosed in 1987 were compared to 123 cases diagnosed in 1992. The results of the study showed that 1) the performance rate of angiography and operation have increased in 1992 as compared to 1987. 2) Early admission rate(within 0∼1 day after the onset of SAH) have increased in 1992(84%) as compared to 1987(38%), and delayed admission rate(more than 2 days after the onset of SAH) have decreased in 1992 as compared to 1987. 3) Overall management mortality have decreased from 34% to 20% and operative mortality, from 12% to 4% in 1987 and in 1992, respectirely. It is concluded that the rate of early admission and operation of SAH patients have increased and operative results and overall management outcome of such patients have improved in 1992 as compared to 1987.
급성 뇌경색증에서 항응고제나 혈전 용해제 사용후 발생한 급성 뇌경막하혈종
김근창,임영진,김형두,김태성,김국기,이봉암,임언 대한신경외과학회 1996 Journal of Korean neurosurgical society Vol.25 No.1
Patients with cardiogenic embolic stroke may experlence an early, recurrent cerebral embolism. Fortunately, limited evidence suggests that anticoagulatory agents or thrombolytic agents may prevent recurrent cardiogenic emboli and halt progression of so-called “progressing stroke”. However, because of the possibility of the intracerebral hemorrhage, use of such agents has generally been considered cautiously with timing, dosage and patient selection. Serious complications of anticoagulation for presumed embolic stroke are hemorrhage in the area of infarction. We experienced two patients with nonseptic cerebral embolism of cardiac origin. They were managed with anticoagulant or thrombolytic therapy, but resulted in clinical deterioration or death from spontaneous subdural hemorrhage. In each patient, an initial CT scan excluded the presence of hemorrhage but a second CT scan after clinical deterioration, documented subdural hemorrhage.
지역 COVID-19 확진자 환자 발생수 변화가 응급의료체계 및 병원 밖 심정지 환자의 생존율에 미치는 영향에 관한 연구
김근창,김신영,김종원,홍대영,이경룡,백광제,박상오 대한응급의학회 2023 대한응급의학회지 Vol.34 No.2
Objective: This study evaluates the impact of the coronavirus disease 2019 (COVID-19) pandemic on emergency medical service (EMS) responses and out-of-hospital cardiac arrest (OHCA) outcomes. Methods: This is a retrospective comparison study analyzing the OHCA data of a university medical center in Seoul during the COVID-19 pandemic period (January 2020-January 2021) and non-pandemic period (January 2019-January 2020). The EMS response time and OHCA outcomes were compared between both periods. Based on the weekly mean number of confirmed cases and their EMS response time, patients were classified into six groups and OHCA outcomes were compared. Results: This study evaluated 309 OHCA patients (non-pandemic period of 146, pandemic period of 163). Significant delays in the EMS response and transport time were observed during the pandemic period. However, no significant differences were obtained in the rate of return of spontaneous circulation (ROSC) and survival at discharge (12.4% in pandemic vs. 13.8% in non-pandemic; P=0.722). According to the weekly mean COVID-19 incidence when patients were over 100, there was a significant increase in the EMS response and transport time, whereas ROSC and survival rate were dramatically decreased. Conclusion: During the pandemic, the EMS service for OHCA patients was worse than before, with delayed and reduced survival for OHCA patients. We further determined that an increase in the number of COVID-19 cases (especially when weekly mean numbers were over 100) dramatically delayed the EMS response time. This resulted in a very low survival rate of OHCA patients.
호텔직원의 내부마케팅이 조직몰입에 미치는 영향: 직무역량의 매개효과를 중심으로
김근창 ( Keunchang Kim ),김경자 ( Kyungja Kim ) 관광경영학회 2021 관광경영연구 Vol.105 No.-
This study examines the impact of internal marketing(authority delegatio, benefits, education training, and compensation systems) on organizational immersion in the ever-developing hotel industry market and the intermediate effect of job competency between internal marketing and organizational immersion. The purpose of this study is to study how the internal marketing of hotel employees in the hotel industry, which has been particularly struggling since COVID-19, has the mediated effect between organizational immersion. An empirical analysis was conducted through a total of 373 questionnaires for four-star hotels in Seoul and Gyeonggi Province. In addition, internal marketing (authority delegation, benefits, education training and compensation system) has been confirmed to have a significant impact on organizational immersion, and job competency has been confirmed to serve as a medium between internal marketing and organizational immersion. As a result, we can the effect job competency of hotel employees.