• Journal of the Korea Institute of Information Security & Cryptology
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• v.28 no.4
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• pp.869-878
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• 2018

Digital Evidence Data in cyberspace is easy to modify or delete, and changes are reflected in real time, so it is necessary to acquire evidence data quickly. Collecting evidence on the client side is advantageous in that data can be acquired without time delay due to additional administrative procedures, but collection of large data is likewise vulnerable to collection time delay problem. Therefore, this paper proposes an automated evidence collection method on the client side, focusing on the major web-based services in cyberspace, and enables efficient evidence collection for large volumes of data. Furthermore, we propose a digital evidence collection system in cyberspace that guarantees the integrity of the collected digital evidence until the court submission.

• Convergence Security Journal
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• v.22 no.2
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• pp.121-130
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• 2022

Recently, as soldiers are allowed to use mobile phones, cases are frequently transferred from the police to the military due to criminal acts, and digital evidence is collected separately from the reliability of previous investigations, such as overlapping seizure and search procedures. In this study, through in-depth interviews with practitioners in charge of digital evidence in the military, police, and courts, problems related to digital evidence handling, such as infringement of evidence ability due to overlapping human factors and procedures, are derived and analyzed. The presented procedure verified the effectiveness of the procedure through case analysis, and is expected to contribute to the guarantee of the evidence capacity of digital evidence and the efficiency of handling cases.

• The Journal of Korean Medicine
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• v.44 no.3
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• pp.189-200
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• 2023

Objectives: The purpose of this study is to analyze the current state of quantitative literature evidence for the prescription of 56 herbal medicines covered by health insurance that have been studied in Korea for the past 30 years, to evaluate the reliability of the evidence, and to find out the research direction of herbal medicine prescription in the future. Methods: 56 kinds of herbal medicine prescriptions were searched in domestic literature search databases OASIS, DBpia, and overseas PubMed, classified into chemistry, toxicity, cells, animals, clinical cases, and clinical trial studies, and built into an EBM pyramid structure. Results: When classified according to research contents, there were 61 cases (7.5%) of physicochemical analysis to identify constituent substances, 80 cases (9.8%) of toxicity evaluation, and 672 cases (82.7%) of efficacy evaluation. The efficacy evidence was classified according to the evidence-based medical pyramid structure: 196 cell trials (29.1%), 372 animal trials (55.4%), 89 case and case reporting series (13.3%), 7 comparative case studies (1.1%), and 8 randomized control clinical trials (1.2%). In the pyramid composition, the basis for the validity of 56 kinds of herbal medicines prescribed was 568 cases (84.5%) in cell and animal units, which could not be said to be highly reliable. There was no relationship between the ranking of quantitative literature evidence for herbal medicine prescriptions and the ranking of salary administration. Conclusions: In an era that continues to require scientific evidence for herbal medicine, traditional herbal medicine should secure the basis for safety validity even for the 10th most frequent prescription among 56 herbal medicine prescriptions for consumers. In particular, traditional herbal medicine should increase the quantitative and qualitative level of case reports on related herbal medicine prescriptions, focusing on each clinical society, and move toward comparative case studies and randomized clinical trial so that traditional herbal medicine is positioned as Evidence-based medicine.

• The Journal of Korean Academic Society of Nursing Education
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• v.17 no.3
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• pp.346-354
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• 2011

Purpose: This study examines the effects of integrating Evidence Based Practice (EBP) into a critical care clinical practicum on nursing students' access and use of information resources and EBP competency. Methods: A one-group pretest-posttest design was used. Fifty senior nursing school students from a university participated. A critical care clinical practicum combined with EBP consisted of six full days of clinical practicum in intensive care units with EBP education. Group and individual training in EBP skills, lectures, small group discussion and conferences were provided. Data were analyzed using paired t tests for 50 participants. Results: The scores of evidence based practice competency increased significantly (p<.001) showing significant improvement in searching and classifying the evidence. Nursing students' access and use of research evidence improved (p=.004). Conclusion: This study showed that the integration of EBP into a clinical practicum was effective in improving accessibility and usefulness in research evidence such as guidelines and research articles, and increasing EBP competency in undergraduate students.

• Journal of The Korean Society of Integrative Medicine
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• v.2 no.2
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• pp.1-12
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• 2014

Purpose : The purpose of this study was to investigate the effect that the academic achievement of the students about the evidence based learning investigates the learning utility value about and the request. Method : The agreement of college students explaining the purpose of research for 12 weeks against 17 students and investigate through a questionnaire. The level of academic achievement according to the sex and claim showed a characteristic with a percentage. An utility investigate the descriptive epidemiologic characteristic about the class of the evidence based learning. Result : The most of college students the level of academic achievement and requests the expected grade of the students about the evidence based learning wanted the 'high' grade of 9 persons, 'middle' grade of 8 persons in the part and the expectation for the class taken so much was high(p<.05). There was the significant different in the utility aspect in the need of the evidence based learning, homework solution, learning synergy effect improvement, and reference search ability improvement(p<.05). Conclusion : These finding revealed that the evidence based learning the satisfaction with class raises the improvement and utility value, and provided the need and the has to develop the educational model which the college students contentment raises an improvement after this opportunity for the new recognition.

• Korean Journal of Adult Nursing
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• v.24 no.3
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• pp.232-243
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• 2012

Purpose: This study was to identify the level of knowledge and performances on evidence-based infection control and influencing factors on performance among nurses in intensive care unit. Methods: A descriptive cross-sectional survey design was used. Two hundred thirty-nine nurses at intensive care units were conveniently recruited from seven hospitals located in Seoul and Kyounggi province. Data were collected with a questionnaire survey about evidence-based infection control. Data were analyzed using SPSS/WIN 17.0 program. Results: Both level of knowledge (mean 9.15 out of 19) on preventing ventilator-associated pneumonia and central venous catheter induced bloodstream infection, and performance on evidence-based infection control (1.94 out of 4) were moderate. Performance of evidence-based practice for infection control was related to reading research articles regularly, professional satisfaction, and taken education course. Conclusion: These results indicate that systematic and organizational strategies for enhancing evidence-based infection control are needed to improve quality of intensive nursing care.

• Korean Journal of Adult Nursing
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• v.24 no.1
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• pp.20-30
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• 2012

Purpose: This study was to explore the gap between awareness and performance toward evidence-based pain management in older adults for the purpose of establishing baseline data for evidence-based pain management protocol development and dissemination. Methods: The subjects were 290 staff nurses from three general hospitals. Self administered questionnaires were used to collect the data and the results of the study were analyzed with descriptive statistics, t-test, ANOVA and Pearson's correlation. Results: There were statistically significant differences between awareness and performance in pain assessment (t=17.31, $p$ <.001), patient and family education (t=17.33, $p$ <.001), pharmacologic management (t=12.99, $p$ <.001), non pharmacological management (t=16.28, p<.001), and evaluation of effectiveness (t=11.70, $p$ <.001). There were also statistically significant differences in awareness and performance according to the workplace, knowledge, and usual performance. Conclusion: The study showed that the hospital nurses' performance about evidence-based pain management in older adults was lower than their awareness level thus indicating significant gaps between evidence and actual practice. To ensure effective pain care, the factors contributing to these gaps need to be analyzed to identify the barriers. In addition, the evidence-based pain management guideline suitable for various clinical settings needs to be developed and disseminated.

• Safety and Health at Work
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• v.3 no.2
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• pp.110-116
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• 2012

Establishing a causal relationship between factors at work and disease is difficult for occupational physicians and researchers. This paper seeks to provide arguments for the judgement of evidence of causality in observational studies that relate work factors to disease. I derived criteria for the judgement of evidence of causality from the following sources: the criteria list of Hill, the approach by Rothman, the methods used by International Agency for Research on Cancer (IARC), and methods used by epidemiologists. The criteria are applied to two cases of putative occupational diseases; breast cancer caused by shift work and aerotoxic syndrome. Only three of the Hill criteria can be applied to an actual study. Rothman stresses the importance of confounding and alternative explanations than the putative cause. IARC closely follows Hill, but they also incorporate other than epidemiological evidence. Applied to shift work and breast cancer, these results have found moderate evidence for a causal relationship, but applied to the aerotoxic syndrome, there is an absence of evidence of causality. There are no ready to use algorithms for judgement of evidence of causality. Criteria from different sources lead to similar results and can make a conclusion of causality more or less likely.

• Proceedings of the IEEK Conference
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• 2006.06a
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• pp.33-34
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• 2006

Computer Forensics is a research area which finds the malicious users by collecting and analyzing the intrusion or infringement evidence of the computer crime. Many research about Computer Forensics has been done. But those research have focussed on how to collect the evidence after receiving the damage reports from computer users or network administrators. This paper describes about collecting the evidence of good quality at the time of infringement occurrence by the malicious user. By calculating Infringement severity of observable and protective hosts and referring to this value, we collect the evidence at the time of infringement occurrence to minimize the information modification of the evidence. We can reduce also the amount of logs that we use to analyze the infringement and can minimize the loss of the evidence.

• Journal of Arbitration Studies
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• v.26 no.3
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• pp.121-147
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• 2016

Factual issues in most patent litigation are related to very complicated techniques. Thus, the courts has emphasised that the technology in dispute has to be read and understood through the eyes of a person to whom it is directed. Therefore, among the various processes in federal litigation, most litigation in the field of patent infringement relies on at least some expert evidence. This paper focuses on issues regarding patent dispute evidence, and explore whether there are unresolved issues in evidential rules and procedures of patent proceedings. Further, this paper seeks to demonstrate that both the parties and the courts in patent disputes generally benefit from the current evidence system. However, in a number of Australian cases, the scope of expert evidence in patent cases has been strictly limited. Australian Government identified uncertain issues associated with the present patent enforcement system, due to factors such as a low level of knowledge about what patent rights entail, the high degree of uncertainty of outcome in legal proceedings, etc. Arbitration shall be reviewed and suggested as an alternative to tackling the ongoing problems in the trial system.