• Title/Summary/Keyword: $II_1$ factors

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Anthropometry for Clothing Construction and the Factorial Structure Analysis (II) (피복구성학적 인체계측과 요인구조분석 (II) - 여자고교생을 중심으로 -)

  • 김구자
    • Journal of the Korean Home Economics Association
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    • v.20 no.4
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    • pp.83-89
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    • 1982
  • The purpose of this study was to analyze the 45 measuring items for the clothing construction in order to observe the factorial structure of items and to extract the common factor and the special unique factor from data. The sample for the study was drawn randomly out of senior high schoolgirls in Seoul urban area. The size of sample was 301 girls between age 16 and 18. The method of analysis was applied by the principal component analysis with orthogonal rotation after extraction of 9 major factors. All of the above data was analyzed by the computer installed at Seoul National University. From these analyses, the major findings can be summerized as follows: 1. The results of factor analysis generally indicated that the first factor was clustered with 15 items, length measures and height measures. The eigenvalue of the first factor was 16.5 and the cumulative percentage of variables 36.6%. 2. The second factor was clustered with width measures, girth measures and weight of 19 items. The eigenvalue of the second factor was 6.5 and the cumulative percentage of variables 51.0%.

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A Study on an Energy-Effective Site Planning for a Residential Environment(II) (에너지 절약형 주택단지 설계기법에 관한 연구 (II))

  • 양병이;김기호
    • Journal of the Korean Institute of Landscape Architecture
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    • v.13 no.1
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    • pp.25-42
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    • 1985
  • The objective of this article is to develop residential site planning techniques for the energy conservation by focusing on energy conscious site design process, influencing natural factors for energy conservation and suggestion of multi - family housing Prototypes. This article is the second part of the article titled "A Study on an Energy - Effective Site Planning for a Residential Environment"which is published in the previous issue (Vol. 12, No. 2) of this journal. The first part of the article dealt with how to make best use of energy conserving effect of natural forces such as sun, wind and water, and the selection techniques of suitable residential site for achieving energy conservation. The second part proposes the energy conscious design process of residential site development and suggests building forms of single family and multi -family housings. The three multi - family housing prototypes haute been developed which are most energy -effective ; the linear type, the cut -de -sac type and the atrium type. In the process of creating the prototypes, energy conserving design criteria have been also developed. These criteria can be used to develop some other alternative prototypes.

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The Change of Coastal Water Area due to the Development of Mokpo Harbor and Construction of Daebul Industrial Complex(II) (木浦港 開發 및 大佛産業團地 造成에 따른 沿岸海域 變化(II) - 海上環境을 中心으로 -)

  • 이중우;정명선;민병언
    • Journal of the Korean Institute of Navigation
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    • v.16 no.1
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    • pp.37-64
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    • 1992
  • A study on the changes of the oceanographical environment caused by Mokpo coastal zone development was carried out. Special emphasis was placed on the clarification of the water level changes and coastal current structure and influence of the environmental factors on the coastal area. In order to understand the structure oceangraphical environemnt, such as water temperature, salinity, suspended solids, pH, dissolved oxygen, chemical oxygen demand, biochemical oxygen demand, distribution of bottom sediment, tide and current were measured. To investigated the structure of tide and current for the future development, a numerical analysis was carried out. In certain zones, it was found to be flooding problems near the lowlying commercial area.

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A study of the model development of Korean Quick Response System(Part II) -Focused on the adoption situation and the factors related to the adoption- (한국형 신속대응 시스템 모델개발에 관한 연구 (제1보) -도입현황과 도입관련 요인 중심으로-)

  • 고은주;강희정
    • Journal of the Korean Society of Clothing and Textiles
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    • v.23 no.7
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    • pp.1052-1063
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    • 1999
  • The purpose of this study was to investigate the current development of Quick Response (QR) system and to identify factors related to QR adoption. A random sample of 250 apparel manufactures were selected from the Korean apparel manufacturers' list Response rate was 41% (m=102) A mail questionnaire was used to investigate the purpose of the study. ANOVAs and Duncan's multiple range tests were used. The results are as follows: 1. The most frequently used technologies were small lot orders and CAD and the least used technology is the electronic order system, 2. Firm size product characteristics(product category fashion change) and CEO's age were significantly related to the usage level of QR technologies.

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Effects of Jeopgolsan (JGS) Extract on Fracture Healing (접골산(接骨散)이 골절치유에 미치는 영향)

  • Lee, Han-Gil;Oh, Min-Seok
    • Journal of Korean Medicine Rehabilitation
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    • v.28 no.1
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    • pp.1-17
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    • 2018
  • Objectives The purpose of this study was to evaluate the effect of Jeopgolsan (JGS) extract on anti-oxidant, anti-inflammatory activities in RAW 264.7 cells and on factors related with fracture healing in skull fractured rat. Methods Experimental animals were divided into four groups: normal group without any treatment (Normal), contral group were treated orally with distilled water (Control), Experimental group were treated orally with JGS at a concentration of 200 mg/kg/day (JGS 200) and Experimental group were treated orally with JGS at a concentration of 200 mg/kg/day (JGS 400). Rats in each group except the normal group were induced fractures in the skull. The 1,1-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging activity and 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulphonic acid (ABTS) radical scavenging activity were measured to evaluate antioxidant activity. The production of nitric oxide (NO), $interleukin-1{\beta}$ ($IL-1{\beta}$), interleukin-6 (IL-6) and tumor necrosis $factor-{\alpha}$ ($TNF-{\alpha}$) in the RAW 264.7 cells were measured to evaluate anti-inflammatory activity. The production of osteocalcin calcitonin, carboxy-terminal telepeptides of type II collagen (CTX II), transforming growth $factor-{\beta}$ ($TGF-{\beta}$), bone morphogenetic protein-2 (BMP-2), Insulin and alkaline phosphatase (ALP) in serum of rats were measured to evaluate the effects of fracture healing at 0, 2, 4, and 6th week. X-rays were taken every 3 week from 0 to 6th week to evaluate fracture healing effect. Results 1. No cytotoxicity was observed. 2. DPPH and ABTS radical scavenging activity were increased in a concentration dependent manner, indicating anti-oxidant effect. 3. NO, $IL-1{\beta}$, IL-6, and $TNF-{\alpha}$ were not significantly changed, indicating no anti-inflammatory effect. 4. Osteocalcin, Calcitonin, $TGF-{\beta}$ and ALP were significantly increased in the experimental groups. 5. CTX II, insulin were significantly decreased in the expermental groups. 6. Radiologic examination showed that union of fracture was promoted. Conclusions From above results, JGS showed significant results in factors related with fracture healing and radiologic examination. Threfore, JGS is expected to be effective in the treatment of fracture.

Determining the incidence and risk factors for short-term complications following distal biceps tendon repair

  • Goedderz, Cody;Plantz, Mark A.;Gerlach, Erik B.;Arpey, Nicholas C.;Swiatek, Peter R.;Cantrell, Colin K.;Terry, Michael A.;Tjong, Vehniah K.
    • Clinics in Shoulder and Elbow
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    • v.25 no.1
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    • pp.36-41
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    • 2022
  • Background: Distal biceps rupture is a relatively uncommon injury that can significantly affect quality of life. Early complications following biceps tendon repair are not well described in the literature. This study utilizes a national surgical database to determine the incidence of and predictors for short-term complications following distal biceps tendon repair. Methods: The American College of Surgeons' National Surgical Quality Improvement Program database was used to identify patients undergoing distal biceps repair between January 1, 2011, and December 31, 2017. Patient demographic variables of sex, age, body mass index, American Society of Anesthesiologists class, functional status, and several comorbidities were collected for each patient, along with 30-day postoperative complications. Binary logistic regression was used to calculate risk ratios for these complications using patient predictor variables. Results: Early postoperative surgical complications (0.5%)-which were mostly infections (0.4%)-and medical complications (0.3%) were rare. A readmission risk factor was diabetes (risk ratio [RR], 4.238; 95% confidence interval [CI], 1.180-15.218). Non-home discharge risk factors were smoking (RR, 3.006; 95% CI, 1.123-8.044) and ≥60 years of age (RR, 4.150; 95% CI, 1.611-10.686). Maleness was protective for medical complications (RR, 0.024; 95% CI, 0.005-0.126). Surgical complication risk factors were obese class II (RR, 4.120; 95% CI, 1.123-15.120), chronic obstructive pulmonary disease (COPD; RR, 21.981; 95% CI, 3.719-129.924), and inpatient surgery (RR, 8.606; 95% CI, 2.266-32.689). Conclusions: Complication rates after distal biceps repair are low. Various patient demographics, medical comorbidities, and surgical factors were all predictive of short-term complications.

Two Genetic Polymorphisms of the Human Lipoprotein Lipase Gene in Korean Patients with Essential Hypertension

  • Kang, Byung-Yong;Lee, Kang-Oh;Kim, Ki-Tae;Bae, Joon-Seol;Ryu, Jae-Chun;Kim, Jae-Hyoun;Lim, Seok-Rhin;Lee, Chung-Choo
    • Environmental Mutagens and Carcinogens
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    • v.22 no.1
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    • pp.22-29
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    • 2002
  • Essential hypertension is considered to be caused by a complicated combination of genetic and environmental factors. Alterations of lipid metabolism in plasma have been reported to be related to an increased risk of essential hypertension. The purpose of this study was to investigate the relationship between two genetic polymorphisms (Pvu II and Hind III RELPs) of the human lipoprotein lipase (LPL) gene and essential hypertension in korean population. In our result the Pvu II RFLP of LPL gene was significantly associated with essential hypertension (P < 0.05). Therefore, we suggest that the Pvu II RFLP of LPL gene may be useful as a genetic marker for essential hypertension in Korean population.

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Assessment of the Clinical Efficacy of the Health Index in the Sasang Constitutions : Short Form-36 Based Study (사상체질별 완실무병 지표들의 임상적 유효성 분석 : Short Form-36 설문지를 이용한 연구)

  • Sohn, Eun-Hae;Kwak, Chang-Kyu;Lee, Eui-Ju
    • Journal of Sasang Constitutional Medicine
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    • v.16 no.3
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    • pp.25-33
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    • 2004
  • 1. Objectives Theoretically Healthy Condition of four constitution is based on intact state of four fundamental factors - digestion, urination, perspiration, defecation. Each one of these four factors is specifically related to its respective constitution. We made SHI(Sasangin Health Index) 10 items from four factors, and examined clinical efficacy of the four factors as index of health status in four constitution. 2. Methods and Procedures We offered QSCCII, SHI and SF-36 questionnaires to adults who had a periodic medical examination. 233 adults were classified to one of four constitution. We compared means of 8 scale scores of SF-36, and computed the correlation coefficient between 8 scale scores of SF-36 and 10 item scores of SHI in four constitution. 3. Results In Soyangin, stool volume and frequency are weakly correlated with health status(P<0.05). In Soeumin, appetite is weakly correlated with health status(P<0.05). In Taeumin, there is no correlation between perspiration and health status. 4. Conclusions 2 factors - digestion, defecation - had clinical efficacy as index of health status.

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Behaviour of Beams Without Transverse Reinforcement (전단보강근이 없는 보의 거동)

  • Cho, Soon-Ho
    • Magazine of the Korea Concrete Institute
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    • v.11 no.1
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    • pp.173-181
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    • 1999
  • To deepen the understanding of shear behaviour in beams without transverse reinforcement, the relative importance of five contributing factors to concrete shear resistance($v_c$), which are i)flexural compression zone, ii)friction at crack faces, iii)dowel action, iv)arch action and recently identified, v)residual tensile stresses across cracks, was explained physically using two analytical methods based on the truss concept. One is called "Modified Compression Field Theory(MCFT)" considering ii) and v) explicitly, and the other "Crack Friction Truss Model(CFTM)" more dominantly ii) in determining concrete resistance. To verify their effectiveness, the predictions using MCFT and CFTM were also made for twenty KAIST beam tests($f'_c$=53.7Mpa), designated more likely to the development of the size effect law based on the fracture mechanics concept. Experimental findings with varying of a/d, longitudinal reinforcement ratios, and obtained from MCFT enabled additional explanations for some phenomena which were difficult to measure in tests. However, MCFT seemed somewhat conservative for beams with higher longitudinal reinforcement, while somewhat unsafe for beams with larger depths. More tests are necessary leading to firm conclusions in these areas.

THE 'BOXER UPRISING' IN CHINA AND THE PAN-ISLAMIC POLICY OF THE OTTOMAN EMPIRE FROM A EUROPEAN PERSPECTIVE

  • LEE, HEE SOO
    • Acta Via Serica
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    • v.3 no.1
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    • pp.103-117
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    • 2018
  • This article aims to examine European reactions against the Ottoman mission headed by Enver Pasha, who was dispatched to China during the 'Boxer Uprising' in 1901. Based on Western archival documents, we can find reliable and informative correspondence about the attitude of the European countries toward the sultan's mission and its pan-Islamic plans in China. The coming of the Ottoman mission caused great reaction in such European countries as Britain, France, Germany and Russia, who were engaged in a competitive power struggle for an influential political and economic position in China. They kept a close watch on the sultan's envoy to find out his secret mission on the one hand and tried to persuade Enver Pasha not to work against their advantage in China on the other. From time to time, Abdul Hamid II (r. 1876-1909), the sultan of the Ottoman Empire, sent China an official mission and secret agents, through whom he tried to subjugate Chinese Muslims for his own advantage. The significance for the Ottoman Empire of any success in penetrating China by way of a pan-Islamic approach cannot be overrated, not only for political advantage but also for commercial and cultural benefit. Like other European countries, Ottomans could retain or gain rights which might bring them opportunities for free trade in opium and in other commodities. The sultan believed that they would constitute a great political factor to his advantage, because most of the tens of millions of Chinese Muslims recognized the Ottoman sultan as their caliph and praised him in their Friday sermon (Khutuba). Taking these factors into consideration, he decided to dispatch the Enver Pasha mission during the Boxer Uprising (1898-1901), responding to the suggestion of German Kaiser Wilhelm II. However, when the Ottoman mission arrived in China, the uprising had already been suppressed. This unexpected situation made the envoy initiate meaningful contacts with Chinese Muslims during its stay in China.