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Intensive care unit management of uncomplicated type B aortic dissection in relation to treatment period: a retrospective observational study

  • Lee, Chul Ho;Jang, Jae Seok;Cho, Jun Woo
    • Journal of Yeungnam Medical Science
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    • v.39 no.4
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    • pp.294-299
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    • 2022
  • Background: Medical therapy is the standard treatment for uncomplicated acute type B aortic dissection (ATBAD), but there is little evidence of the need for intensive care unit (ICU) management. Therefore, we aimed to investigate the effects of ICU treatment on uncomplicated ATBAD. Methods: We retrospectively studied patients with uncomplicated ATBAD who were medically treated between January 2010 and July 2020. Patients were divided into short-term ICU stay (SIS) and long-term ICU stay (LIS) groups, according to a 48-hour cutoff of ICU stay duration. The incidence of pneumonia and delirium, rate of aortic events, hospital mortality, and survival rate were compared. Results: Fifty-five patients were treated for uncomplicated ATBAD (n=29 for SIS and n=26 for LIS). The incidence of pneumonia (3.6% vs. 7.7%) and delirium (14.3% vs. 34.6%) was higher in the LIS group than in the SIS group, but the differences were not statistically significant. The survival rates at 1, 3, and 5 years were not different between the two groups (SIS: 96.4%, 92.2%, and 75.5% vs. LIS: 96.2%, 88.0%, and 54.2%, respectively; p=0.102). Multivariate Cox regression analysis for aortic events showed that using a calcium channel blocker lowered the risk of aortic events. Conclusion: Long-term ICU treatment is unlikely to be necessary for the treatment of uncomplicated ATBAD. Active use of antihypertensive agents, such as calcium channel blockers, may be needed during the follow-up period.

A Study on the Value of School Libraries in the LIS(Library and Information Science) and the Field of Libraries in Korea (문헌정보학과 현장분야로서 학교도서관의 가치에 관한 연구)

  • Kim, Sung-Jun
    • Journal of Korean Library and Information Science Society
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    • v.44 no.1
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    • pp.73-97
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    • 2013
  • The purpose of this study is to identify the value of school libraries and to find ways to realize the value after examining school libraries and teacher librarians in Korea. According to this study, school libraries can be useful resource to promote Koreans' social perception in all types of libraries and the LIS because school libraries are accessible to those who experience public education. As a major area of research and the field in the LIS, school libraries have strong possibilities to produce qualified librarians. The cooperation among librarians and legislative proceeding to staff full-time teacher librarians, and the expansion of school library researchers to activate field researches are needed in order to maximize the value.

A Study on Analyzing and Developing the Syllabus for Library and Information Science Core Courses (국내 문헌정보학 주요 교과목 강의계획서 분석 및 개발 연구)

  • Noh, Younghe;Ahn, In-Ja;Choi, Sang-Ki
    • Journal of Korean Library and Information Science Society
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    • v.44 no.1
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    • pp.143-175
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    • 2013
  • This study purposed to develop and propose the curriculum content of te LIS core courses for raising professional librarians in the information society. To this end, we investigated and analyzed syllabi of LIS core courses which opened in 39 Department of Library & Information Science in Korea, and also analyzed the job analysis data which is developed by library types. As a result, syllabi of the core course for Introduction to Library and Information Science, Information Organization, Information Services, Library Management, Information Retrieval, and Library Field Studies has been developed. The syllabi included teaching methods, evaluation methods, the main textbook, and 15-week or 16-week lecture schedule and content and so on.

A Bibliographical Study on the Decolonization Discourse in the Political Science of Korea (한국 정치학의 탈식민성 담론에 대한 서지적 고찰)

  • Lee, Yong-Jae;Lee, Chul-Soon
    • Journal of Korean Library and Information Science Society
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    • v.37 no.1
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    • pp.83-107
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    • 2006
  • We share the critical mind about the decolonization of Library & Information Science(LIS) and Political Science in Korea. We did a bibliographical study on the decolonization discourse in the Political Science of Korea. Concretely, we traced the decolonization discourse of the scholars of the Political Science in Korea, and wrote their abstracts. Finally, this study provided the general view of their decolonization discourse. This study covers the decolonization discourse from 1945 to 2005. This bibliographical review may show the possibility of communication between LIS and social sciences in Korea, and can support the development of the decolonization discourse in the Political Science of Korea.

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Decolonization Discourse Strategy on the Academic Library Management Study in Korea (한국 대학도서관경영 연구의 탈식민성 담론 전략)

  • Lee Yong-Jae
    • Journal of Korean Library and Information Science Society
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    • v.36 no.1
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    • pp.151-172
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    • 2005
  • This study explored the possibilities on the establishment of Korean LIS (Library and Information Science) which is suitable for Korean society. For this purpose, this study traced the trends of 'decolonization discourse' in the humanities and social sciences of Korea. And this study also identified 'decolonization dicourse' in the LIS of Korea. 'Decolonization discourse' here means an effort in scholarly activities to break out of overly dominant western influences. With the context of 'decolonization discourse', this study analysed the colonized situation of Korean academic libraries. and suggested the decolonization discourse strategies to make a breakthrough in this situation. As concrete strategies, this study proposed the setting-up of strategic plan and organization development plan those are suitable for Korean academic libraries, and the intensification of Korean librarians' leadership.

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Revisit Library and Information Science: A Critical Discourse Analysis of Mission Statements in Library and Information School in United States (문헌정보학 정체성에 대한 연구: 비평적 담론분석 기반 미국 문헌정보학 강령분석을 중심으로)

  • Park, Ok Nam
    • Journal of the Korean Society for information Management
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    • v.30 no.3
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    • pp.89-109
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    • 2013
  • The study analyzes mission statements of Library and Information Science schools in the United States. It aims to reveal identities of LIS by Critical Discourse Analysis (CDA). The study examines the strategies or stereotypes of academic mission statements in LIS as a genre. Mission statements are analyzed using discourse analysis to find common ideology using agency, modality, and lexical analysis. A comparative analysis of two mission statements is also conducted within discursive practices to reveal characteristics of two schools. This study has value in that it provides implications for other ideological discussions applicable to LIS.

Employing Ethnographic Research Methods in Information Barriers Research (정보장애 연구에 있어서 문화기술법의 적용에 관한 고찰)

  • 장덕현
    • Journal of Korean Library and Information Science Society
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    • v.33 no.4
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    • pp.1-18
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    • 2002
  • Library and information science(LIS) has been focused on the issues of information poverty and barriers and their relations, mainly in terms of current information users. However, potential users usually out of sight in library and information services undoubtedly are to be developed as legitimate clientele. In this regard, this paper attempts to shed light on some factors related to the methodological underpinnings of LIS. Ethnographic research is particularly highlighted. Since the mid 1980s, as full-fledged research of analyzing the contingencies of information use as situated in particular times and places. md using that analysis to inform user-centered information systems design LIS researchers and practitioners have been exploring possible use of ethnographic approaches, especially in studies investigating information world of the socially marginalized. This Paper addresses issues in conducting ethnographic studies in the discipline. This paper also discusses the experiences in conducting ethnographic based research md how the results of their studies may be or have been useful in improving information services fir specific populations.

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Discourse Analysis in Library and Information Science Research (문헌정보학에 있어서 담론분석의 응용)

  • 장덕현
    • Journal of Korean Library and Information Science Society
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    • v.32 no.2
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    • pp.269-288
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    • 2001
  • Library and information science(LIS) research, as reflected in its own disciplinary and professional history, has been ignorant of the transitions and developments of other humanities and social science disciplines. For instance, the positivistic perspectives in research have been maintained in the field while other disciplines have been experimenting wide variety of research methods and aspects. This paper attempts to articulate that LIS research should play an appropriate role in analyzing and investigating various key-words in modern knowledge society. In this regard it scrutinizes the applicability and implications of discourse analysis. It specifically surveys the historical background of the development of LIS research; then it explains the dimensions of discourse analysis and some principles; and, finally it shows some examples of research projects that emp1oy these perspectives.

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Research Output of the Pakistani Library and Information Science Authors: A Bibliometric Evaluation of Their Impact

  • Anwar, Mumtaz Ali;Jan, Sajjad Ullah
    • Journal of Information Science Theory and Practice
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    • v.5 no.2
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    • pp.48-61
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    • 2017
  • This paper uses 601 cited papers of Pakistani LIS researchers with the purpose to examine the individual performance of these Library and Information Science (LIS) researchers in terms of their research output and its impact on the LIS (national/international) literature by using various bibliometric indicators. A list of 139 authors was compiled with the help of the Library, Information Science, and Technology Abstracts (LISTA) and some other sources. Data were collected from Google Scholar and SPSS version 20 was utilized in order to identify the relationship between self-citations and various performance indices of the authors. The average citations received per paper vary from 1.80 to 10.08. About half of the papers were single-authored whereas less than one-fifth were by three or more authors. The authors who worked in collaboration produced more papers and received more citations. The h-index, g-index, hI-index, hI-norm, and e-index were used to determine the rank for each author. The intra-group citations grid revealed the volume of self-citations and a small group who cite each other more due to close academic and social relationships. The correlations between self-citations and the impact indices used revealed significant differences. Findings are useful for concerned institutions regarding award, promotions, etc. Further, future research should seriously consider the self-citations and social networking of authors while examining their citations-based research performance.

The Characteristics of Journal Editorial Boards in Library and Information Science

  • Willett, Peter
    • International Journal of Knowledge Content Development & Technology
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    • v.3 no.1
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    • pp.5-17
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    • 2013
  • A study of the members of the editorial boards of 16 leading LIS journals shows that the boards vary markedly in size, in diversity (in terms of both gender and nationality) and in the experience and publication/citation profiles (based on Web of Science data) of their board-members. A typical editorial board member will be male, work in the USA, have published their first LIS article in 1995, and have 9.5 publications and 39 non-self citations to those publications, with the publication/citation profiles differing significantly from those of non-board-member contributors to the 16 journals.