• Title/Summary/Keyword: Evidence based design

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Wind design spectra for generalisation

  • Martinez-Vazquez, P
    • Wind and Structures
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    • v.30 no.2
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    • pp.155-163
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    • 2020
  • Previous research has shown that wind acceleration components produce a signal that can vibrate single-degree of-freedom oscillators, whose dynamic responses enable to configure design spectra for structures subject to wind. These wind design spectra present an alternative method for evaluating the dynamic response of structures and are a suitable tool for running modal analyses. Here, a generalised method for producing wind design spectra is proposed. The method consists of scaling existing spectra to adjust to a wider range of building properties and terrain conditions. The modelling technique is tested on a benchmark building to prove that its results are consistent with experimental evidence reported in the past.

Claim-Evidence Approach for the Opportunity of Scientific Argumentation

  • Park, Young-Shin
    • Journal of The Korean Association For Science Education
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    • v.26 no.5
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    • pp.620-636
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    • 2006
  • The purpose of this study was to analyze one science teacher's understanding of student argumentation and his explicit teaching strategies for implementing it in the classroom. One middle school science teacher, Mr. Field, and his students of 54 participated in this study. Data were collected through three semi-structured interviews, 60 hours of classroom observations, and two times of students' lab reports for eight weeks. Coding categories were developed describing the teacher's understanding of scientific argumentation and a description of the main teaching strategy, the Claim-Evidence Approach, was introduced. Toulmin's approach was employed to analyze student discourse as responses to see how much of this discourse was argumentative. The results indicated that Mr. Field defined scientific inquiry as the abilities of procedural skills through experimentation and of reasoning skills through argumentation. The Claim-Evidence Approach provided students with opportunities to develop their own claims based on their readings, design the investigation for evidence, and differentiate pieces of evidence from data to support their claims and refute others. During this approach, the teacher's role of scaffolding was critical to shift students' less extensive argumentation to more extensive argumentation through his prompts and questions. The different level of teacher's involvement, his explicit teaching strategy, and the students' scientific knowledge influenced the students' ability to develop and improve argumentation.

The Effects of an Evidence-based Nursing Course Using Action Learning on Undergraduate Nursing Students (액션러닝을 활용한 근거기반간호 수업운영의 효과)

  • Jang, Keum-Sung.;Kim, Eun A;Park, Hyunyoung
    • The Journal of Korean Academic Society of Nursing Education
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    • v.21 no.1
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    • pp.119-128
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    • 2015
  • Purpose: This study was conducted to evaluate the effectiveness of an evidence-based nursing (EBN) course using action learning-based team learning in undergraduate nursing students. Methods: A quasi-experimental pretest-posttest control group design was employed. The participants who consented were 45 second-year nursing students (22 in the experimental, 23 in the control group) from a university in G-city, Korea. The intervention included lectures, practicals, team activities and reflection on overviewing EBN, formulating clinical questions, searching the evidence, and criticizing the research articles. At the beginning and the end of the 7-week EBN course, the participants completed self-reported questionnaires. Frequencies, $x^2$-test, t-test, and ANCOVA with the SPSS program 18.0, were used to analyze the data. Results: The experimental group showed significantly higher scores on EBN competency (F=25.80, p<001), information literacy (F=13.75, p=.001), and proactivity in problem solving (F=5.32, p=.026) than the control group. Conclusion: This study provides evidence that an EBN course improves undergraduate nursing students' EBN competencies, information literacy, and proactivity in problem solving. Team learning in EBN education can be an effective teaching strategy.

Study on the Design and Manufacture of Solid Iron Motors (괴상 철심 전동기의 설계 및 시작에 관한 연구)

  • 이윤종;백수현
    • 전기의세계
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    • v.27 no.4
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    • pp.52-59
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    • 1978
  • This paper is prepaped, based upon its foundation of the design, first studying the rotor impedance of single and double layer cylindrical induction motor with solid iron rotor, and then inducing torque equation, from it. Classified were some design factors for this design from the result for above and there carried out the evidence of these design and theory after making experimental motors with solid iron rotors and examining torque characteristics.

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The Effect of Brand Evidence on Positive Emotion, Negative Emotion, and Attitude in Restaurant Industry

  • KIM, Eun-Jung
    • The Korean Journal of Franchise Management
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    • v.12 no.1
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    • pp.45-55
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    • 2021
  • Purpose: How to build the positive emotion of customer is very important, because it affects the positive attitude. Brand evidence has a significant impact on consumer behavior in terms of reinforcing consumers' perception of food service companies and differentiating them from competing brands. Thus, this study examines the effect of brand evidence on emotion (positive emotion and negative emotion), and attitude in restaurant industry. Research design, data, and methodology: This study examines the structural relationship among brand evidence, emotion, and attitude. Brand evidence divide into three sub-dimensions such as physical evidence, core service, and employee service. In order to test the purposes of this study, research model and hypotheses were developed. The questionnaire items were modified and used according to the content of this study based on previous studies. All constructs were measured by multiple items tested and developed in the previous research. The data were collected from 439 restaurant users from Seoul area were analyzed using SPSS 22.0 and SmartPLS 3.0 program. A total of 460 questionnaires were distributed and a survey was conducted for 4 weeks, and a total of 439 were used for analysis, excluding non-response data and 21 unusable response data among the collected questionnaires. Frequency analysis was conducted to identify the general characteristics of the survey subjects. To measure the reliability and validity of the measurement tools, confirmatory factor analysis was conducted. Structural model analysis was conducted to verify the research model. Result: The findings demonstrate that physical evidence, core service, employee service had positive effects on positive emotion. And core service and employee service had negative effects on negative emotion while physical evidence did not have. Also, positive emotion had positive effect on attitude and negative emotion had negative effect on attitude. Conclusions: The findings of this study provide guidelines on how to enhance competitiveness in restaurant industry through understanding brand evidence's effects on raising perceived consumer's emotion and attitude. Therefore, food service companies should establish a marketing strategy that can stimulate positive emotions through brand evidence, which is all factors related to service brands that influence consumers' evaluation of service products and purchase decision-making process.

A Study on Healing Environmental Factors that Promote Safety, Quality of Life, and Health of Elderly Patients - Focused on Studies Published in English in the Context of Geriatric Hospitals or Elderly Care Facilities (노인환자의 안전, 삶의 질, 건강향상을 위한 치유환경요소에 관한 연구 - 노인전문병원 및 노인요양시설 배경 외국연구문헌을 중심으로)

  • Choi, Young-Seon
    • Journal of The Korea Institute of Healthcare Architecture
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    • v.19 no.3
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    • pp.7-19
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    • 2013
  • Purpose: The main objective of this paper is, first, to assess a body of research evidence that articulates the impact of environmental and design factors on safety, quality of life, and health of the elderly who reside in geriatric hospitals or other elderly care facilities and, second, to draw out design implications that can be incorporated into design process and design decisions to help create healing environments for the elderly. Methods: Extensive literature review has been conducted to identify rigorous empirical studies that link the design of elderly care facilities to health-related outcomes and scrutinized peer-reviewed articles published in many different fields including architecture, psychology, nursing to gerontology. Results: The review found a growing body of rigorous studies that identified physical environmental and design factors that improve safety, quality of life, and health of the elderly in geriatric hospitals or other elderly care facilities. Implications: The findings of the review can be translated to design decisions to promote safety, quality of life, and health of the elderly in geriatric hospitals or other elderly care facilities.

A Case Study on Statistic-Based Policy: Use of the Housing Purchase Price Indices (통계기반 정책사례 연구: 주택가격지수 통계의 구축, 개선, 활용을 중심으로)

  • Park, Jin-Woo
    • The Korean Journal of Applied Statistics
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    • v.22 no.3
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    • pp.635-651
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    • 2009
  • Democratization and advancement of a society requires the Government's commitment to evidence-based policy. Though statistic is known as one of the best available evidence, there has been only a few case studies to tell real stories about using statistics for policy making. The object of this study is to suggest some real stories about using the Housing Purchase Price Survey for some property policies. By reviewing the origin and development of the survey, we evaluate the design and analysis strategies adopted in the survey. In addition, we describe how the Housing Purchase Price Indices have been used by the Government for some property policies.

Effect of Emergency Nursing Class using Evidence-Based Practice (근거기반실무를 활용한 응급간호 수업 운영의 효과)

  • Kim, Jiyoung
    • The Journal of the Korea Contents Association
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    • v.21 no.10
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    • pp.613-621
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    • 2021
  • The purpose of this study was conducted to provide emergency nursing class using evidence-based practice (EBP) and to examine its effects. This study was a one-group pretest-posttest experimental design. Data were collected from 54 students in the third year of nursing at a university, between September 2, 2019 and December 9, 2019. An emergency nursing class using EBP consisting of 5-step EBP components was provided through 13 sessions. Lectures, team-based learning, and case-based learning were provided. Data were analyzed using SPSS/WIN 21.0 program with descriptive statistics and paired t-test. After the class, there were significant increase in EBP beliefs (t=-2.76, p=.008) and EBP competency (t=-5.035, p<.001). However, critical thinking disposition was not significantly increased. The findings indicate that emergency nursing classes using evidence-based practice is an efficient teaching-learning method to improve EBP beliefs and competency.

Status Quo of Evidence-Based Design Research and Its Research Trends in Korean Healthcare Architecture (한국 의료건축연구의 근거기반설계에 대한 최근 연구동향)

  • Kim, Duk-Su;Kwun, Joon-Bum
    • Journal of The Korea Institute of Healthcare Architecture
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    • v.20 no.2
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    • pp.7-16
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    • 2014
  • Purpose: The purpose of this study is to provide understandings about EBD research trends in Korean healthcare architecture research. Method: The systematic literature review was conducted, while comparing the characteristics of research papers in Journal of Korea Institute of Healthcare Architecture with EBD related research papers among them. Results: It is found that the difference of research method utilized between healthcare research in general and EBD research. Specifically, a research method most utilized in general is a field study. In EBD research, however, literature review is most frequently used. Implications: This study can be used as a reference point for further development of EBD research in Korean healthcare architecture. In addition, research results can be used as a communication tool with healthcare specialists such as doctors and consultants in a healthcare project team. Thus, this study is anticipated to play a preliminary role for the development of healthcare architecture design in Korea.