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강은숙,임채승,한규섭,김대원,강은숙 대한수혈학회 2020 大韓輸血學會誌 Vol.31 No.2
Background: Hematopoietic stem cell (HSC) transplantation is an important therapeutic option for many malignant and non-malignant diseases. The whole transplant process involves multiple areas and complex steps. The laboratory procedures include the collection, processing, and storage of HSC. The HSC registry aims to identify the current situation and draw improvement points by voluntarily registering the information of an HSC graft collected by each institute sharing the analyzed data. This study analyzed and shared the data for 2018. Methods: Data for 2018 registered at the HSC registry website (www.ksfa-registry.org) was downloaded and analyzed. The data were to enter the information of each collection and include the demography of the donors, transplant type, instrument, vascular access, mobilization modality, and the number of CD34+ cells. Results: Two thousand eight hundred eighty-eight collection datasets from 1,373 donors were registered from 19 institutes, which was slightly higher than that reported in 2017. The number of collections in one patient was in the range of 1∼17 times, and the average was two times. In allogeneic HSCT, the number of related donors was higher than that of unrelated donors. The frequency of collecting more than four times per donor was 25.2% for autologous donors, compared to 95.4% for allogeneic donors less than twice. Conclusion: The HSC registry is not limited to identifying the current situation and sharing the analyzed data, but is expected to contribute to the development of guidelines, education of human resources, and the standardization of laboratory procedures involved in hematopoietic stem cell transplantation. (Korean J Blood Transfus 2020; 31:109-118)
Moduli Spaces of 3-dimensional Flat Manifolds
강은숙 대한수학회 2006 대한수학회지 Vol.43 No.5
For 3-dimensional Bieberbach groups, we study the deformationspaces in the group of isometries of bbr^3. First we calculatethe discrete representation spaces and the automorphism groups.Then for each of these Bieberbach groups, we give completedescriptions of Teichm"{u}ller spaces, Chabauty spaces, andmoduli spaces.
장기재원환자의 특성 및 전원 인지도와 전원 의향과의 관계 - 장기재원환자의 효율적 전원을 위한 전략 제시 -
강은숙,탁관철,이태화,김인숙,Kang, Eun Sook,Tark, Kwan-Chul,Lee, Taewha,Kim, In Sook 한국의료질향상학회 2002 한국의료질향상학회지 Vol.9 No.2
Background : It is very common in Korea to take care of non-acute patients in an acute setting, due to the lack of long-term facilities. Long term hospitalization increase medical expenses and decreases the bed utilization, which can affect the urgent and emergent admissions, and eventually jeopardize the hospital financially. In this study, strategies for effective transfers to the lower levels of care, and to decrease the length of stay were presented by surveying and analyzing the patient's knowledge of the transfer needs, and the willingness to transfer those whose hospital length of stay was more than 30days. Method : The survey is subject to a group of 251 patients who have been hospitalized over 30 days in a general hospital in Seoul. Excluding those that were in the Intensive Care Unit and psychiatric ward, 214 in-patients were used as participants. They were surveyed from April 9, 2002 to April 17, 2002. One hundred and thirty seven out of 214 were responded which made the response rate 64%. Data were analyzed by SAS and SPSS. Result : Multi-variable Logistic Regression Analysis showed a significant effect in medical expenses, knowledge of referral system and the information of the receiving hospital. The financial burden in medical expenses made the patient 10.7 times more willing to be transferred, knowledge of the referral system made them 5 times more willing to be transferred, and the information of receiving hospital makes 6.5 times more willing to be transferred. Reasons for willing to be transferred to a lower level of care were the phase of physical therapy, the distance from home, the attending physician's advice and being unable to be treated as an out patient. Reasons for refusing to be transferred were the following. The attending physician's competency, not being ready to be discharged, not trusting the receiving hospital's competency due to the lack of information, or never hearing about the referring system by the attending physician. Conclusion : Based on this, strategies for the effective transfer to the lower levels of care were suggested. It is desirable for the attending physician to be actively involved by making an effort to explain the transfer need, and referring to the Healthcare Coordinating Center, which can help the patient make the right decision. Nationwide networking for the referral system is the another key factor that may need to be suggested as an alternative to decrease the medical expenses. Collaborating with the Home Health Agency for the early discharge planning and the Social Service Department for financial aid are also needed. It is recommended that the hospital should expedite the transfer process by prioritizing the cost and the information as medical expenses, knowledge of referring system and the information of the receiving hospital, are the most important factors to the willingness to transfer to a lower level of care.