• Title/Summary/Keyword: Test evaluation

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Evaluation of Clinical Utility and Biologic False Positive (BFP) Rates in Automated Syphilis Test Kits for Syphilis Screening (자동화 매독검사 키트의 임상적 유용성 및 생물학적 위양성률의 평가)

  • Kim, Sung-Man;Lee, Jehoon
    • Korean Journal of Clinical Laboratory Science
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    • v.41 no.1
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    • pp.42-46
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    • 2009
  • Unlike most bacteria, Treponema pallidum subspecies cannot be readily isolated or sustained in cell culture for numerous generations. In korea, two non treponemal tests are currently considered as standard; the VDRL slide test and RPR card test. These tests are based on an antigen composed of an alcoholic solution containing measured amount of cardiolipin, cholesterol, and sufficient purified lecithin to produce reactivity. The nontreponemal reagin tests measure immunoglobulin M (IgM) and IgG to lipoidal material released from damaged host cells as well as to lipoprotein-like material and possibly by cardiolipin released from the treponemes. The object of the evaluation was to evaluate the performance of the Mediace RPR kit on the automated biochemistry analyzer system as a method for screen method of syphilis as well as to identify BFP possibility. For evaluation of routine screening test, a total 2,380 specimens tested by Mediace RPR from 28th Oct, 2007 to 22th Feb, 2008. For evaluation of BFP possiblility, we measured samples which have potential BFP reaction in Syphilis test such as ANA (anti-nuclear antibody) positive (135 samples), CRP (C-reactive protein) positive (100 samples), RF (Rheumatoid factor) positive (26 samples), and other potential BFP cases (17 samples) including total 278 samples. These samples were tested quantitative test Mediace RPR with Hitachi 7600 P module. For comparison with current manual test, VDRL slide test were performed. Of these 2380 specimens, 2350 were negative, 30 were positive, and one were positive with TPHA. Both methods agreed for 2356 (98.9%) samples. Of the 30 samples showed positive results over 1.0 R.U, 6 samples showed positive results with VDRL test. Of these 6 samples, 1 samples showed positive with TPHA test. The combination of the Automated Biochemistry analyzer and VDRL test for retest can be increase efficiency of syphilis screening test.

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Trend of Studies on the Evaluation of Clothing Fit - Focusing on Domestic Research Journals of 2000~2016year - (의복관련 맞음새 평가에 관한 연구동향 - 2000~2016년 국내학회지를 중심으로 -)

  • Lee, Jin-Hee;Kim, Yun-Hee
    • Journal of the Korea Fashion and Costume Design Association
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    • v.18 no.4
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    • pp.159-170
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    • 2016
  • This study is aimed to research the trend of studies on the evaluation of clothing fit using the domestic research journals. clothing fit has long been regarded as the most important element to customers in clothing appearance. Understanding fit from a consumer's perspective is complex. 85 articles were collected from domestic academic sites (KISS, DBpia, KiSTi). Many clothing fit articles published on the 2011-2016 year. In research target, young women were more than other age groups. On the evaluation of clothing fit, method of clothing fit classified survey using the questionnaire and wearing test. Many articles were used the survey using the questionnaire, 57.7%. The other articles were used wearing test with professional analyst and objective evaluation tool. Objective evaluation was used 3D virtual wearing systems (i-designer, DC suit, CLO et al). In the survey using the questionnaire and wearing test using the objective evaluation, jacket and pants were researched on the clothing items mainly. Many young women put on the jacket and pants to active energetically. In the future, researches related clothing fit need to develop the objective and accuracy evaluation tool of clothing fit.

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A Study on the Evaluation for the Improvement of the Functional Movement of Women′s Wear -with Concentration on the Measurement of Functional Movement according to the Change of Cap Height- (여성복의 기능성 향상을 위한 착의 평가에 관한 연구 -소매산 높이 변화에 따른 기능성 측정을 중심으로-)

  • 박선경
    • The Research Journal of the Costume Culture
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    • v.12 no.2
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    • pp.249-261
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    • 2004
  • This research proves the ROM method (Range Of Motion), which has already been used in other countries, that measures the capacity of exercise and the adaptation of movement of functional garments for special purpose due to change of the height of basic sleeve sloper. Basically, the ultimate goal of the research is to improve the functional pattern design. Firstly, this research proves the proper application of ROM that is used for the evaluation of fitting test. Therefore, according to this research, the company is able to produce the sample that is appropriate to the various purpose for women garments and betters the evaluation of function of garments. Moreover, it suggests that the evaluation of fitting test satisfies the consumers who desire to try better garments and contributes to the competitions among the companies that bring more improvements to the fashion design.

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The Development of Performance Evaluation System for Air-Operated Actuaotr (공기구동기 성능평가 시스템 개발)

  • Cho T.D.;Yang S.B.;Lee H.Y.;Yang S.M.;Kwon B.S.
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2005.06a
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    • pp.1770-1773
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    • 2005
  • The performance evaluation of AOV(air-operated valve) requires the processes to confirm the actuator system capability. It is necessary to evaluate the thrust of the air actuator for the margin evaluation. In this paper, to evaluate and analysis the air actuator, the performance test system and operating program are developed. This system is composed of several sensors such as pressure sensor, LVDT, and LoadCell which are used to get the data for evaluation. The LabVIEW was used for developing the operating program. The test system and operating program are proved through the actual test of the diaphragm actuator.

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Reliability Evaluation of ATC for High Speed Line Center (고속 Line Center의 ATC 신뢰성 평가)

  • Lee S.W.;Kim D.H.;Lee H.K.;Shin D.H.
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 2005.06a
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    • pp.1914-1917
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    • 2005
  • Recently, the reliability evaluation and analysis are applied for many industrial products, and many products are required to guarantee in quality and in efficiency. The purpose of this paper is to present some of reliability evaluation methodologies that are applicable to machine tools. Especially ATC(Automatic Too Changer), which is core component of line center, was chosen as the target of the reliability evaluation and analysis. The scope of research is reliability prediction, reliability test and evaluates their results. The results of this research has shown the failure rate, MTBF(Mean Time Between Failure), reliability for those components and real tests reliability through constructed reliability test-bed. It is expected that proposed methodologies will increase reliability for high speed line center.

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A Development of Soundness Evaluation Index for Poor Appearance Distribution Concrete Poles (외관불량 배전용 콘크리트전주 건전도 평가지표 개발)

  • Wong, Yoon-Chan
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.28 no.9
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    • pp.35-44
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    • 2014
  • This study was to secure the safety of poor appearance distribution concrete poles effectively and to reduce the replacement costs of them by developing a soundness evaluation index. The researcher of this study investigated poor appearance types of concrete pole, collected 53 of test samples, and tested pole strength. As a result of strength test, only 17 percent of poor appearance concrete poles were below 2.0 of safety factor spec. As results of multiple regression analysis, it is verified that surface air void, horizontal crack, net-shaped crack, elapsed year, vertical crack, and deterioration in concrete compressive strength have statistically negative effects on safety factor of concrete poles in a significant level. The researcher set up a soundness evaluation index by using multiple regression equation, and suggested that poor appearance concrete poles should be replaced or reinforced only in case of soundness evaluation score of 150 or above.

A Study on the Limits of the Comparative School Record Using the Individual Scholastic Evaluation

  • Chung, Yeon-Soo
    • Communications for Statistical Applications and Methods
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    • v.7 no.2
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    • pp.465-473
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    • 2000
  • There is no progress in interpreting the correlation between the high school record and the scholastic aptitude test. This study gives the degree of the linearity between the high school record and the scholastic aptitude test by using the method of the individual scholastic evaluation which was proposed by Chung(1999). The limits of the individual scholastic evaluation are pointed out additionally in inferring the promising individuals having the high scores in the scholastic aptitude test so that the individual scholastic evaluation be used as reference materials when the colleges applying the comparative school record in the entrance exams.

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Cognitive Evaluation on Body Exposure of Female Clothing (여성의 신체노출의상에 대한 인지적 평가)

  • 조은영;홍병숙
    • Journal of the Korean Society of Clothing and Textiles
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    • v.19 no.5
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    • pp.723-737
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    • 1995
  • The purposes of this study were to investigate 1) the difference of cognitive evaluation on body exposure of female clothing, ann 2) purchase frequency and intention of wearing according to demographic variables. The instrument of this study consisted of response scale and stimuli. Thirty three items of 7.point Likert scale were developed to measure cognitive evaluation of the people who responded. The stimuli were 7 types of clothing, differing exposure parts and style on line drawing. The sample included 450 subjects, consisting of 231 in Seoul and 219 in Chun-nam Province. Statistics applied for analysis were frequency, percentage, mean, standard deviation, correlation, t-test, F-test, Duncan's multiple range test, factor analysis. The Results were: 1. Constructing factors of cognitive evaluation consisted of elegance, sensuality, attraction, individuality. There were significant differences in every factor on each types of clothing. 2. The evaluation toward each types of clothing was influenced by the subjects' sex, age, and residence. 3. Purchase frequency and intention of female subjects' wearing were very low, and there were significant differences on demographic variables.

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The Evaluation of Fire Safety Performance on Interior Finish Materials (Gypsum Board, Plywood) (건물내장재(석고보드, 합판)의 화재성능평가)

  • 김충환;김종훈;김운형;하동명;이수경
    • Fire Science and Engineering
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    • v.15 no.3
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    • pp.55-62
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    • 2001
  • The fire performance evaluation methods in Korea and overseas for interior finish materials were analysed and tested with gypsum board and Plywood by using room corner test not adopted by domestic code until now. The results of gypsum board (thickness:8 mm) and Plywood (thickness:4 mm) applying NFPA 265 and ISO 9705 test respectively are satisfied the assessment criteria. To assess a actual fire performance and classify fire hazard levels for interior finish materials, room-corner test and flame spread models should be adopted in building code and fire code to overcome limitations of current bench-scale test method.

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CORRELATION BETWEEN SPF INDEX AND SAFETY MARKER IN SUNCREENS

  • Kim, Jong-Won;Suh, Soo-Kyung;Park, Ju-Young;Park, Chang-Won;Seo, Kyung-Won;Kim, Kyu-Bong;Kim, Kwang-Jin;Kim, Jae-Hee;Lee, Sun-Hee
    • Proceedings of the Korean Society of Toxicology Conference
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    • 2002.11b
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    • pp.195-195
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    • 2002
  • In recent years, the safety of sunscreens has been challenged based on the reports of its adverse effect on users; dermatitis, allergic contact dermatitis, photoallergic contact dermatitis. To investigate a correlation between sun protection factor (SPF) and the safety of sunscreens, we measured in vitro SPF index using homosalate as a standard and examined the toxicity tests on cosmetics; primary skin irritation tests, ocular irritation test, and skin sensitization test.(omitted)

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