• Title/Summary/Keyword: Reliability Measurement Tool

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Reliability and Validity of the Korean Version of Broad Conceptualization of Beauty Scale (한글판 미의 광범위한 개념 척도(K-BCBS)의 신뢰도 및 타당도)

  • An, Bun-suk;Lee, Kyeong-soo;Kim, Hyun-jin
    • The Journal of the Korea Contents Association
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    • v.21 no.5
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    • pp.359-366
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    • 2021
  • BCBS (Broad Conceptualization of Beauty Scale) is a measurement tool designed to evaluate the standards of an individual's inner beauty. In this study, reliability and feasibility were verified for 100 female college students using the final Korean version BCBS 9 questions that were formed through the adaptation process. As a result of checking the internal consistency to verify the reliability of Korean version BCBS, it showed high reliability with Cronbach's 𝜶 0.878, subjective beauty 0.874, physical beauty 0.808 and psychological beauty 0.880. As a result of exploratory and confirmatory factor analysis to verify feasibility of Korean version BCBS, feasibility was secured by showing significant results in all items. Therefore, through this study, the Korean version BCBS was proved to be a useful measurement tool that comprehensively evaluates the concept of women's broad scale beauty, and using this as basic data, it is believed that it can be used for professional development and research on internalized beauty for female college students.

Research about Tool Wear Monitoring in CNC Lathe Machining (선삭 공정에서 공구모니터링에 관한 연구 (I)-공구마모)

  • Go, Jeong-Han;Kim, Yeong-Tae;Lee, Sang-Jo
    • Journal of the Korean Society for Precision Engineering
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    • v.17 no.12
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    • pp.54-60
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    • 2000
  • Research about tool condition monitoring has been done until now for product automation and unmaned system. But it is hard to apply it to the industrial field due to its cost and reliability. This paper presents the new method of tool wear measurement using Marpos gauge. This is a kind of touch sensor, so its cost is lower than vision system. And it is not affected by dust and illumination, which are important in vision system. This proposed method use tool clearance angle to measure flank wear. Experimental results compared with vision system shows that this method is available for tool condition monitoring system.

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A Study on The Comparison of Housewife′s Clothing Management Behaviors in Rural & Urban Community -The development of measuring scales on clothing management behaviors- (도시 및 농촌의 의생활관리행동 비교연구(제1보) -의생활 관리행동 측정도구 개발을 중심으로-)

  • 이경숙;최정화
    • Journal of the Korean Society of Clothing and Textiles
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    • v.26 no.1
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    • pp.95-103
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    • 2002
  • The consumption in the clothing's living has been diversified and rich by the increase in pay, the ostentatious propensity to consume and the diversification of distribution on structure in accordance with the advance of clothing industries, etc. The clothing, however, was not used properly due to the thoughtless purchase, the sudden change of fashion and the difficulty in the use and management of clothing. Most rural communities, furthermore, have the poor market, and the unreasonable management could be often observed, e.g., some people don't follow the care label or burn the clothing to waste. This study was conducted to provide the tool measuring the standardized clothing management behaviors so that the systematic and effective instruction could be achieved to improve the living standards 623 rural and urban housewives to develop the tool measuring the standardized clothing management to compare and measure the effect of before and after the education and guide all the way. And then, we developed the standardized measurement tool consisting of 6 parts of 60 questions after analyzing the validation and reliability of the questions. As a result of analyzing the validation and reliability of the developed tool, each Conbach alpha value of clothing living showed the good reliability; the value of the purchase plan was 0.76, the purchase was 0.83, the wear was 0.80, the management was 0.84, the storage was 0.83, and the disposal was 0.74, which indicated that it was able to use as a standardized tool.

Reliability and validity of rasterstereography measurement for spinal alignment in healthy subjects

  • Yi, Yoon-Sil;Yoo, Seul-Ki;Lee, Da-Gam;Park, Dae-Sung
    • Physical Therapy Rehabilitation Science
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    • v.5 no.1
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    • pp.22-28
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    • 2016
  • Objective: The Back Mapper is one type of Rasterstereography and it can be used in the clinic without radiation exposure. The purpose of our study was to prove the reliability and validity of the Back Mapper and to compare it with the Spinal Mouse, which is an assessment tool for spinal curvatures using a wheeled mouse, and the Cobb angle by X-ray. Design: Cross-sectional study. Methods: Twenty healthy adults participated in the test to investigate for the inter-rater reliability, intra-rater reliability, and concurrent validity. The tests were performed with assessment devices for scoliosis such as the Back Mapper, Spinal Mouse and Cobb's angle. Data was analyzed by an intraclass correlation coefficient (ICC) value and a standard error of measurement for reliability and correlation analysis for validity. Results: Intra-rater reliability of the Back Mapper was good (Cronbach's ${\alpha}$=0.821-0.984, ICC=0.696-0.969) except for assessing the lordotic angle. Inter-rater reliability was good (Cronbach's ${\alpha}$=0.870-0.958, ICC=0.770-0.919) in assessment for trunk imbalance, rotation of scapulae, thoracic angle, lumbar angle, and kyphotic angle. The kyphotic angle in the Spinal Mouse had a significant correlation icompared with the Back Mapper (r=0.510, p<0.05), and the Cobb's angle from an X-ray had a significant correlation with trunk inclination (r=0.532, p<0.05). Conclusions: These findings provide good intra-reliability of the Back Mapper in healthy subjects, but the Back Mapper requires more experienced practice to have good inter-reliability. Also, the variables of the Back Mapper does not seem as appropriate compared with the Cobb angle by X-ray.

Simulated Indoor Pass-by 시스템에서의 최적 Microphone Array 형태와 검증

  • Yu, Yun-Seon;Shirahashi, Yoshihiro;Morie, Daisuke
    • Proceedings of the Korean Society for Noise and Vibration Engineering Conference
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    • 2009.10a
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    • pp.225-228
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    • 2009
  • The simulated indoor pass-by noise measurement system is the tool to measure and evaluate the pass-by noise at the test laboratory, without doing measurement at the field. This measurement system can realize the precision measurement under the specific condition and overcome the limitations of the field measurement, i.e. weather conditions, repeatability, .. This measurement system is done in time domain process using the array techniques, which synchronizes the time signals. The reliability of the obtained result depends on the array shapes, which can generate the moving source effect. In this paper, the validations are checked focusing the time domain synchronization of the signals with the optimum microphone array shape.

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Inter-and Intra-rater Reliabilities of Myotonometric Measurement of the Erector Spinae Muscles in the Young and Old Age Groups (청년과 노인 연령군에 따른 척주세움근에 대한 마이오톤의 측정자 간, 측정자 내 신뢰도)

  • Han, Hyo-Gyeong;Choe, Ye-Ju;Jeong, Seong-Ho;Lee, Na-Kyung
    • Journal of The Korean Society of Integrative Medicine
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    • v.9 no.1
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    • pp.193-202
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    • 2021
  • Purpose : The purpose of this study is to examine inter-and intra-rater reliabilities of myotonometric measurements of tone, elasticity and stiffness for the erector spinae muscles of the young and the elderly populations. Methods : A total of 102 (69 young adults from K university and 33 older adults from the D community center in Daejeon) were enrolled in this study. The two different raters measured each side of the erector spinae muscles at prone position. After each rater performed first measurement for a subject, 30 minutes of rest was given. The same rater then repeated the second myometric measurement on the subject. The collected data on the tone, elasticity, and stiffness of the erector spinae were analyzed using intraclass correlation coefficient (ICC) to determine inter- and intra- rater reliabilities. Results : The inter-and intra-rater reliabilities of the myotonometric measurement of the erector spinae for the total subjects were excellent (ICC > 0.9, p < 0.001). Within each of the elderly group and the young group, inter- and intra-rater reliabilities were also excellent (ICC > 0.8~0.9 / p < 0.001, ICC > 0.75~0.9 / p < 0.001, each). Conclusion : The measurement of muscle tone, elasticity, and stiffness for the erector spinae muscles using the myotonometer had excellent reliability. It was confirmed that a highly reliable myometric measurement on the erector spinae can be obtained regardless of whether it is from young or elderly people. This suggests that the myotonometer can be a useful tool to measure muscular properties of the erector spinae of the young and old as an evaluative instrument.

Reliability and Validity of the Korean Version of Job Embeddedness for Measurement Tool of Dental Hygienist (치과위생사의 한국어판 직무착근도 측정도구의 타당도와 신뢰도)

  • Han, Ye-Seul;Moon, Hak-Jin;Cho, Young-Sik
    • Journal of dental hygiene science
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    • v.16 no.1
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    • pp.18-25
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    • 2016
  • The purpose of this study was to investigate a reliability and validity of the Korean version for measuring tool the job embeddedness of dental hygienists. The survey was modified and revised to fit into Korean culture. A survey was conducted with 274 dental hygienists in dental clinics. The data was used for the analysis of the study, using PASW Statistics 18.0 and IBM SPSS AMOS 7.0. The factor analysis showed that the job embeddedness of the dental hygienists was composed of three elements, namely 'organization fit', 'job connectivity', and 'personnel relationships'. The validity of the model examined by a confirmatory factor analysis satisfied most of the relevant requirements. All of the factors had the conceptual reliability and variant extracted index above the minimum requirements, ensuring reliability and concentrated validity. The Cronbach's alpha shows a good reliability. In conclusion, it was proven that dental hygienist's job embeddedness measurement tool has high validity and reliability. Further, this study could be used to improve dental hygienist's long term working, and the growth stage of dental clinic.

UTILITY-BASED PERFORMANCE MEASUREMENT SYSTEM (UBPMS) FOR COMPARISON OF CONSTRUCTION PROJECTS

  • Ki-Hyun Kim;Hee-Sung Cha;Ju-Yeoun Han;Il-Han Yu
    • International conference on construction engineering and project management
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    • 2009.05a
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    • pp.1509-1514
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    • 2009
  • CII BM&M(Benchmarking & Metrics) in USA and DTI(Department of Trade and Industry) in UK have built up systems that enable performance measuring and made the results of performance measurement comparable between projects to utilize them as benchmarking tools. By comparing the results of performance measurement, it is possible to grasp the success level of project management and to establish the direction of management. However, construction projects are much diversified and even those projects with the same work type have different attributes. Therefore, simply comparing the results of project performance measurement without considering the characteristics of projects is not justifiable and affects the reliability of the benchmarking results. Therefore, to solve this problem, this study presents a methodology that makes it possible to compare the individual construction projects considering various characteristics. The benefits and importance of project characteristics to overall project performance will be quantitatively expressed and they will be reflected on the results of performance management. By maximally converting multiple projects with different characteristics into the same projects through a new methodology to convert different projects into the same level utilizing such utility-bases and comparing the performances of those projects, project performance results can be utilized in project management as a tool for more accurate decision making and as a robust benchmarking tool.

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Development of the Korean Handwriting Assessment for Children Using Digital Image Processing

  • Lee, Cho Hee;Kim, Eun Bin;Lee, Onseok;Kim, Eun Young
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.13 no.8
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    • pp.4241-4254
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    • 2019
  • The efficiency and accuracy of handwriting measurement could be improved by adopting digital image processing. This study developed a computer-based Korean Handwriting Assessment tool. Second graders participated in this study by performing writing tasks of consonants, vowels, words, and sentences. We extracted boundary parameters for each letter using digital image processing and calculated the variables of size, size coefficient of variation (CV), misalignment, inter-letter space, inter-word space, and ratio of inter-letter space to inter-word space. Children were also administered traditional handwriting and visuomotor tests. Digital variables from image processing were correlated with these previous tests. Using these correlations, we established a three-point scoring system that computed test scores for each variable. We analyzed inter-rater reliability between the computer rater and human rater and test-retest reliability between the first and second performances. The validity was examined by analyzing the relationship between the Korean Handwriting Assessment and previous handwriting and visuomotor tests. We suggested the Korean Handwriting Assessment to measure size, size consistency, misalignment, inter-letter space, inter-word space, and space ratio using digital image processing. This Korean Handwriting Assessment tool proved to have reliability and validity. It is expected to be useful for assessing children's handwriting.

Development of the Burnout Scale for General Hospital Nurses (종합병원 간호사의 소진 측정도구 개발)

  • Lee, Sun-Mi;Shin, Hye Sook
    • Journal of East-West Nursing Research
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    • v.29 no.2
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    • pp.95-105
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    • 2023
  • Purpose: The purpose of this study was to develop a measurement tool for burnout in general hospital nurses and verify its reliability and validity. Methods: Construct factors were extracted through an extensive literature review and in-depth interviews with nurses. Psychometric testing was conducted with 550 nurses in a general hospital. Data were analyzed using validity and reliability testing. Results: As a result of factor analysis, 4 factors and 26 items were selected. The burnout factors of general hospital nurses were professional quality of life, work environment excellence, job satisfaction, and negative emotions. The overall coefficient of determination was 46.38%. These factors were validated through convergent, discriminant and concurrent validity testing. The internal consistency reliability was acceptable (Cronbach's α=.91). Conclusions: The Burnout Scale for General Hospital Nurses is a valid and reliable tool that contributes to the assessment of burnout in general hospital nurses. This scale is expected to be used in burnout practice and research of general hospital nurses.