• Title/Summary/Keyword: Meta study

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A Clinical Practice Guideline for Ma-huang(Ephedra sinica) Prescription in Obesity (비만치료 및 체중감량에서의 적절한 마황 사용에 대한 임상 진료지침 개발)

  • Kim, Ho-Jun;Han, Chang-Ho;Lee, Eui-Ju;Song, Yun-Kyung;Shin, Byung-Cheul;Kim, Yun-Kyung
    • Journal of Korean Medicine for Obesity Research
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    • v.7 no.2
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    • pp.27-37
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    • 2007
  • Background Clinical practice guidelines (CPG) are systematically developed statements to assist practitioners and patients on healthcare decisions. They provide recommendations for the average patient, which should take into account individual clinical judgment and the patient's values and expectations. Ephedra has sympathomimetic effect and has been used for weight loss worldwide. However, its safety is controversial especially in autonomic and cardiovascular systems. Therefore, the need of appropriate CPG for ephedra prescription in obesity was advocated in Korean Traditional Medicine. Methods The committee comprised of specialists of obesity, oriental herbology, oriental cardiology, constitutional medicine. The committee collected all relevant references about adverse effect and safety of ephedra in the forms of meta-analysis, systematic review, randomized controlled trial, case-control study and observational study from international and domestic databases and paper journals. 11 English- and 5 Korean-language references were gathered and categorized by PICO (Patient, Intervention, Comparison, Outcome) method. We could not complete strength of recommendation which should be clarified according to the evidence grade estimation. Result The first version of CPG for ephedra prescription in obesity was issued by Korean Oriental Association for Study of Obesity. It includes topics of introduction, pharmacokinetics, side effects and adverse events, constitutional aspect and recommendations for dose, indication and contraindication. Conclusion There should be periodic upgrade of this CPG from now on. Although there are some drawbacks in this version of CPG, it has significance as the first CPG in Korean Traditional Medicine.

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Literature Review on the Stress Management Programs throughout Life - span: By foreign research for 1993-1996 (생애주기에 따른 스트레스 관리 프로그램에 대한 고찰 -1993년부터 1996년까지의 외국문헌을 중심으로-)

  • Yun, Soon-Nyoung;Choi, Jeang-Sook;Lee, Kyung-Sook
    • Research in Community and Public Health Nursing
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    • v.8 no.2
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    • pp.178-196
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    • 1997
  • The purpose of this study is to identify the kind, the frequency, and the type of Stress Management Program(SMPs) throughout life-span used foreign, recent research. The period of this study was from July 1 to Dec. 10, 1997. The data were collected through Medline using two concepts: stress management programs and life-span. The number of these research were 106 and thirty-one experimental researches that were tested the effectiveness of SMPs throughout life span were selected. The data were analysed by the kind, frequency, and life-span. The results were as follows: 1. The kind and frequency of SMP : The total number of the kind of SMP were twenty-two. The most used SMP was relaxation therapy, 22 out of 31. The second biofeedback was 10, the third, cognitive behavior program was 9, the fourth, nutrition and diet, and education were 7. The others were coping skill(4), cognitive therapy(4), breathing(4), imagery(3), autogenic training(3), sleep and rest(2), meditation(2), information(2), desensitization(2), hypnosis(2), behavior therapy(1), time management (1), visualization(I), yoga(I), diversion(1), and problem solving skill. 2. Throughout life-span: Most SMPs were applied to adolescents, young adults, and middle-adults. Other subjects could not be found under the schooler. 3. The type of SMPs : 28(90.3%) out of 31 research used combined-SMP : two-combined SMP, 5: three-combined SMP, twelve: four-combined SMP, seven: five-combined SMP. 4. Afterward, further study such as meta-analysis are needed in order to identify effective ness of the SMPs.

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A STUDY ON THE TENSILE STRENGTH BETWEEN METAL DENTURE BASE AND RELINING MATERIALS (의치 재이장 재료와 금속의치상간의 결합력에 관한 연구)

  • Lee, Joon-Seok;Lim, Ju-Hwan;Cho, In-Ho
    • The Journal of Korean Academy of Prosthodontics
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    • v.38 no.1
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    • pp.1-11
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    • 2000
  • Relining and rebasing are essential for long-term success and oral health in removable prosthodontics. Major features of failures between metal base and relining resins are adhesive failure due to lack of chemical bonding. The purpose of this study was to find a better metal primer and metal surface treatment method that enhance the bonding strength with relining resin materials. The surfaces of ticonium alloys were treated with $25{\mu}m$ sandblasting (Group A), stone wheel(Group B), stone wheel and EZ oxisor(Group C), $75{\mu}m$ sandblasting(Group D) and EZ oxisor application after $75{\mu}m$ sandblasting(Group E). They were subdivided into no primer application (Group I), MR bond application(Group II) and Metafast bonding liner (Group III). Then specimens were completed though being bonded with relining resins. The specimens were stored in $38^{\circ}C$ water for 48 hours and tensile strength was measured using the universal testing machine. The results were as follows, 1. Primer application groups showed higher bond strength than no primer application group(p<0.05). 2. In comparison with primer application groups, MR bond group showed higher bond strength than Meta fast bonding liner application group(p<0.05). 3. In comparison with surface treatment methods, Bond strengths of group A and B were significantly different with group C, D, and E, and group C were significantly different with group D, and E in no primer application group()(0.05). In primer application groups, group A, B, C were significantly different with group D and E(p<0.05). According to results of this study, Metal primer application and metal surface roughening were considered to be advantageous for relining of metal base dentures.

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Mapping Studies on Visual Search, Eye Movement, and Eye track by Bibliometric Analysis

  • Rhie, Ye Lim;Lim, Ji Hyoun;Yun, Myung Hwan
    • Journal of the Ergonomics Society of Korea
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    • v.34 no.5
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    • pp.377-399
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    • 2015
  • Objective: The aim of this study is to understand and identify the critical issues in vision research area using content analysis and network analysis. Background: Vision, the most influential factor in information processing, has been studied in a wide range of area. As studies on vision are dispersed across a broad area of research and the number of published researches is ever increasing, a bibliometric analysis towards literature would assist researchers in understanding and identifying critical issues in their research. Method: In this study, content and network analysis were applied on the meta-data of literatures collected using three search keywords: 'visual search', 'eye movement', and 'eye tracking'. Results: Content analysis focuses on extracting meaningful information from the text, deducting seven categories of research area; 'stimuli and task', 'condition', 'measures', 'participants', 'eye movement behavior', 'biological system', and 'cognitive process'. Network analysis extracts relational aspect of research areas, presenting characteristics of sub-groups identified by community detection algorithm. Conclusion: Using these methods, studies on vision were quantitatively analyzed and the results helped understand the overall relation between concepts and keywords. Application: The results of this study suggests that the use of content and network analysis helps identifying not only trends of specific research areas but also the relational aspects of each research issue while minimizing researchers' bias. Moreover, the investigated structural relationship would help identify the interrelated subjects from a macroscopic view.

A Review of Recent Studies for Treatment of TMD Using CNKI Database (CNKI 검색을 통한 턱관절 장애 치료의 최신 연구 동향)

  • Kim, Jung-Sup;Kim, Dong-Eun;Jung, Dong-Hoon;Yu, Sun-Ae;Cho, Sung-Woo
    • Journal of Korean Medicine Rehabilitation
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    • v.26 no.2
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    • pp.61-74
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    • 2016
  • Objectives The purpose of this research is to investigate recent clinical studies of Temporomandibular Joint Disorder in China. Methods We investigated recent clinical studies of Oriental Medicine therapies in traditional Chinese medical journals for Temporomandibular Joint Disorder through CNKI search. 20 clinical articles published from 2010 to 2015 were analyzed. This study examined the authors, published years, types of study designs, criteria for diagnosis and evaluation, periods, purposes of study and classified articles by techniques of treatment. Results Most of articles were classified as RCT. TMD was diagnosed by symptoms in a high proportion of articles. The criteria for evaluation that most frequently used were grading scale, but there was a lack of objectivity. The techniques of treatment were Tuina, acupuncture, herb medicine, electrotherapy, splint, PNF, congnitive behavior therapy, laser therapy, magnetic therapy. Conclusions In order to develop treatment of TMD in the Korean medicine, clinical studies for various therapies on a high level and cooperative studies between medical communities are needed.

Considering Core Ideas of ACRL Information Literacy 'Framework (2015)' (ACRL 정보리터러시 '프레임웍(2015)'의 중심 개념 고찰)

  • Choi, Jae-Hwang
    • Journal of the Korean Society for Library and Information Science
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    • v.50 no.3
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    • pp.171-191
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    • 2016
  • The purpose of this study is to analyze the 'Framework for Information Literacy for Higher Education' filed by the ACRL (Association of College and Research Libraries) Board on February 2, 2015 and adopted on January 11, 2016. Six concepts central to information literacy in Framework and four main theories or models (i.e., threshold concepts, metaliteracy, Backward Design, and Liminal Space) underpinning the Framework were analyzed. The Framework provides conceptual or descriptive approach. In addition, the Framework is not designed to be implemented in a single information literacy session in a student's academic career. Instead, it is intended to be systematically integrated into the student's academic program at variety of levels. This study recommends curricular development and assessment methods supporting Framework as a further study.

Systemic Review : The Study on acupuncture for tension-type headache and migrain in PubMed (PubMed에서 acupuncture와 tension-type headache and migrain로 검색한 최근 연구경향)

  • Kim, Kyung-min;Byun, Im-jeung;Woo, Hyun-su;Lee, Hyun-Jong;Ha, Ji-young;Kim, Jong-deog;Hong, Jang-mu;Lee, Jae-dong;Lee, Yun-ho;Choi, Do-young
    • Journal of Acupuncture Research
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    • v.20 no.1
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    • pp.191-201
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    • 2003
  • Objective : To research the trends of study related to tension-type headache and migrain with acupuncture in PubMed, and to establish the hereafter direction of acupuncture. for tension-type headache and migrain. Methods : We searched in PubMed, with tension-type headache, migrain and acupuncture limitted by abstract and enterz data 10 years. Results : 1. The pattern of the study was as follows: Review article(18), Clinical Trials(23), meta analysis(2) and rondomized controlled trials(16). We further estimated 23 articles. 2. Many of these studies provide equivocal results because of designs, sample size and the others, but in the majority of the trials were concludes that acupuncture offers benefits in the treatment of headache. 3. Acupuncture methods need individualization, a carefully selected placebo and cross-over design must have adequate time between the two treatment periods.

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A Study on the Change of Smart City's Issues and Perception : Focus on News, Blog, and Twitter (스마트도시의 이슈와 인식변화에 관한 연구 : 뉴스, 블로그, 트위터 자료를 중심으로)

  • Jang, Hwan-Young
    • Journal of Cadastre & Land InformatiX
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    • v.49 no.2
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    • pp.67-82
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    • 2019
  • The purpose of this study is to analyze the issues and perceptions of smart cities. First, based on the big data analysis platform, big data analysis on smart cities were conducted to derive keywords by year, word cloud, and frequency of generation of smart city keywords by time. Second, trend and flow by area were analyzed by reclassifying major keywords by year based on meta-keywords. Third, emotional recognition flow for smart cities and major emotional keywords were derived. While U-City in the past is mostly centered on creating infrastructure for new towns, recent smart cities are focusing on sustainable urban construction led by citizens, according to the analysis. In addition, it was analyzed that while infrastructure, service, and technology were emphasized in the past, management and methodology were emphasized recently, and positive perception of smart cities was growing. The study could be used as basic data for the past, present and future of smart cities in Korea at a time when smart city services are being built across the country.

Study to Optimize the Concurrent Spare Parts of Multiple Function Weapon System using Failure-Function Matrix (고장-기능 간 관계도를 이용한 다 기능 무기체계의 동시조달수리부속 최적화 연구)

  • Kim, Kyung-Rok;Choi, Hyo-Jun
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.16 no.8
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    • pp.5260-5266
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    • 2015
  • To develop weapon system, Concurrent Spare Parts(CSP) is one of the important somethings in terms of Intergrated Logistics System(ILS). CSP is very important to improve the availability of weapon system, and various research about CSP are performed. However, most of the research does not consider the effects between sub-item's failure and weapon system's multiple function. In other words, if sub-item's failure does not seriously influence weapon system's specific function, the point, not necessarily to replace sub-item, is not considered. Therefore, the method to calculate CSP based on above consideration is written by failure-function matrix in this paper. The study follows the procedure below. First, it's to define the operation and maintenance procedure of weapon system. Second, failure-function matrix is developed. Third, simulation model is desinged by input data. Finally, The quantity of CSP is calculated by simulation and evolution strategy, meta-model. This study suggests new research direction to calculate CSP.

Political Economy in the Age of Broadcast and Telecommunications Convergence: An Introductory Inquiry for Critical Succession (방송통신 융합 시대의 정치경제학: 비판적 계승을 위한 시론적 탐색)

  • Lee, Nam-Pyo;Kim, Jae-Young
    • Korean journal of communication and information
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    • v.33
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    • pp.193-225
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    • 2006
  • This study attempts to reconsider the significance of political economy as a theory of knowledge and/or a method for explaining the convergence of broadcast and telecommunications. It is going to suggest what the domains of political economy should be in the future by both highlighting the characteristics and blind spots of previous studies and drawing some distinctive features of a new media environment. The principals and recent research trends in political economy are reviewed in order to make clear that the historical totality as a meta-framework of political economy needs to be reexamined in the era of convergence. Although the scope of political economy has been limited to criticize the structure of media ownerships, the study emphasizes the importance of media consumer theory. It also discusses the problems of free market theory, distortion of active media audience theory, and limitations and creative tension of audience commodity. Finally, this study stresses the significance of audience-oriented policies in order to make approach to practical sides of media politics.

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