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급성 뇌경색 환자의 관류 CT 검사 시 심방세동이 영상에 미치는 영향
홍설화(Seol Hwa Hong),문일봉(Il Bong Moon),이현성(Hyun Seong Lee),범희남(Hui Nam Beom),전주섭(Ju Seob Jeon) 대한CT영상기술학회 2012 대한CT영상기술학회지 Vol.14 No.2
I. Purpose Atrial fibrillation(A-fib) is the most common symptom at the arrhythmia. The purpose of this study was to evaluate the possibility that atrial fibrillation(A-fib) could degrade of image of Perfusion CT(PCT) on Acute Cerebral Infarction(ACI) patients. II. Meterial and Methods From January to December 2011, We had evaluated 76patient who were suspected ACI and underwent PCT at C Hospital emergency department. The patient were divided into two groups according to the A-fib(n=36), non A-fib(n=36). Heart rate was classified 2 parts Controlled Ventricular Response(CVR) and Rapid Ventricular Response(RVR) (60<HR<100.HR>100) Then we analyzed that A-fib could effect to PCT image according to heart rate. III. Result CT the 76 patients who had a ACI, 38 patients had been observed A-fib and 38 patients had not been observed. The time density curve(TDC) of A-fib groups and None A-fib groups were evaluated one-way ANOVA. We analyzed that threshold time, peak time, threshold Hounsfield Unit(HU), peak time HU, The results of analysis is that: threshold time(p=0.006), and peak time(p=0.001) were significanted. But threshold HU(p=0.517), peak HU(p=0.927) were not significanted. IV. Conclusions Therefore before PCT scan, CT Radiological technologist should recognize that the patient has A-fib or not, and scan carefully. 목적 관류 CT 영상의 질 저하의 원인 중 하나로, 부정맥에서 가장 흔한 증상인 심방세동일 가능성에 대해 연구하고, 관류 CT 영상에 얼마만큼 영향을 미치는지 알아보고자 하였다. 대상과 방법 2009년 1월부터 2011년 12월까지 C대학교 병원 응급센터에 급성 뇌경색으로 의심되어 뇌 관류 CT를 촬영한 157명의 환자 중 적응증이 된 76명의 환자를 대상으로 하였다. 심방세동 환자군이 뇌 관류 CT 영상에 영향을 주는지 확인하기 위해, 정상군과 심박동수에 따른 Controlled Ventricular Response(CVR), Rapid Ventricular Response(RVR)로 분류하여 분석하였다. 결과 급성 뇌경색 환자에서 심방세동이 관찰된 그룹과, 심방세동이 관찰되지 않은 그룹은 각각 38명이었다. 심방세동이 관찰되지 않은 대조군, CVR, RVR의 TDC에서 threshold time, peak time, threshold Hounsfield Unit(HU), peak time HU를 통계학적으로 비교 분색한 결과, threshold time과 peak time에서 각각 P-value 값이 0.006과 0.001로 유의한 차이를 보였고(P<0.05), threshold HU와 peak time HU는 각각 0.517과 0.927로 통계학적 유의한 차이는 없었다. 결론 뇌 관류 CT 검사 전에 방사선사는 심방세동 유무를 잘 확인하여 영상에 대한 문의 시 적절한 대처를 할 수 있어야 할 것으로 사료된다.
아시아-태평양 지역의 이주와 트랜스내셔널리즘 김노의 작품에 재현된 재한 중국조선족 여성상
홍설화 ( Xue Hua Hong ) 국제비교한국학회 2010 비교한국학 Comparative Korean Studies Vol.18 No.3
This paper is a tentative analysis of Korean Chinese female images depicted in Kim Naw`s short stories from a feminist and sociological perspectives. Kim Naw is a contemporary Korean Chinese female writer who started her writing career since 1990s. Most of her short stories focus on the lives and emotions of Korean Chinese women who emigrated to the Republic of Korea through international marriage. This paper examines the problems of these women demonstrated in Kim Naw`s works. It explores the causes of their suffering from the loss of subjectivity, identity trouble and being silenced and marginalized in the Korean society as the other It intends to capture the Korean Chinese women`s efforts to break through the interwoven suppression of gender and class in order to regain their subjectivity and rights of voice.
시설 요양보호사의 실무경력에 따른 장기요양서비스 제공빈도와 숙련도, 난이도의 차이
박경옥,문설화,윤종철,홍귀령 한국노인간호학회 2017 노인간호학회지 Vol.19 No.2
Purpose: The purpose of the study was to examine the frequency and competency in care services by length of job experience and level of service difficulty among direct care-workers in long-term care facilities in Korea. Methods: A cross-sectional survey study design was used and data for 383 care-workers were analyzed. The case workers were recruited from 29 nursing homes located in different areas of Korea. Results: Mean age of care-workers was 53.42±7.14, (M±SD) scores for frequency and competency were 4.08±0.59 and 3.92±0.66, respectively. There was no significant difference in frequency of long term care services, but competency was significantly different by length of job experience (t=-3.27, p=.001). For level of service difficulty, frequency of long term care service was highly significant only for level 5 service difficulty (t=-2.70, p=.007), but competency case-workers with over 3 years of job experience was highly significant for level 3 (t=-3.00, p=.003), level 4 (t=-3.61, p<.001), and level 5 (t=-3.78, p<.001) service difficulty. Conclusion: Findings indicate that competency of long term care service is significant by length of job experience and a high level of service difficulty, thus these factors should be considered in assigning roles for direct care-workers in long-term care facilities.