• 제목/요약/키워드: Comparing

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인조유방의 감촉에 대한 주관적 평가와 인체 생리적 반응 연구 (A Study Measuring the Subjective Sensation and Objective Physiological Responses of Breast Prostheses)

  • 오희경;오희선;김주용
    • 한국의류학회지
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    • 제44권4호
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    • pp.610-625
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    • 2020
  • This study suggests an alternative breast-prosthesis-making process for female breast cancer patients. From June 2018 to July 2018, we conducted a study using nine females between the ages 40-50 who never had breast cancer. We recorded the reported subjective sensations and objective physiological responses to different types of artificial breast materials: Trulife silicon breast prostheses (TS) and hand-made silk breast prostheses (HS). Considering the materials used in TS and HS individually, we studied the subjective sensation with regards to how each material functioned in a photo (VP), movement (VM) and the visual tactility (VT) sense. The results showed that comparing VP and VT led to more significant differences than those comparing VM and VT. In addition, there was a significant difference in terms of tactile sensation when comparing TS and HS with respect to subjective responses to texture. Subjects reported that HS felt more comfortable and gave a better cooling sensation. However, the measured objective physiological responses indicated that skin temperature was higher with HS than TS when touched. This research contributes to scholarship around alternative and new materials to build breast prostheses for women with breast cancer.

유방암 수술 후 방사선치료중인 환자를 위한 운동프로그램이 심폐기능 및 어깨관절기능에 미치는 효과 (Effects of Exercise on Cardiopulmonary Functions and Shoulder Joint Functioning in Breast Cancer Patients undergoing Radiation Therapy after Breast Surgery)

  • 채영란;최명애
    • 대한간호학회지
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    • 제31권3호
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    • pp.454-466
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    • 2001
  • Purpose: The purpose of this study was to determine the effects of exercise program on cardiopulmonary functions and shoulder joint functioning in breast cancer patients who under- went radiation therapy after surgery. Method: Subjects in the experimental group(N=12) participated in an exercise program for eight weeks. The Exercise program consisted of shoulder stretching, arm weight training, and walking on treadmill. Maximal oxygen uptake (v2max), maximal running time, shoulder joint range of motion, and shoulder functional assessment were determined before and after the exercise program. Baseline sociodemographic and medical data were compared between experimental group and control group using the Fisher's exact test and Mann- Whitney U test. For effects of the exercise program, repeated measures ANOVA were used. Result: 1) Following the exercise program for eight weeks, both v$\alpha$ max and maximal running time tended to increase in experimental group comparing with the control group. 2) Shoulder abduction, extension and flexion of the operated upper extremity in the experimental group comparing with control significantly increased after the exercise program(p<0.05). 3) Shoulder flexion of the normal upper extremity in the experimental group comparing with control significantly increased after the exercise program(p<0.05). Conclusion: The results suggest that the exercise program for breast cancer patients undergoing radiation therapy after breast surgery can improve shoulder functions and increase cardiopulmonary functions, which are maximal oxygen uptake and maximal running time.

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A Comparative Analysis on the Competitiveness of the Korean, Chinese and Japanese Fashion Industries: The Generalized Double Diamond Model Approach

  • Son, Miyoung
    • 패션비즈니스
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    • 제18권6호
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    • pp.67-85
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    • 2014
  • This study compares and analyzes the fashion industry of Korea with that of China and Japan, the two countries geographically and culturally adjacent to Korea, by applying the generalized double diamond model to find useful measures to strengthen the global competitiveness of the Korean fashion industry. The fashion industries of Korea, China and Japan were first compared in terms of the four determinants of the double diamond model: thereafter, the double diamond model of Korea, China and Japan were compared. In this, study 31 sub-variables were extracted to measure the eight determinants and secondary data were collected from selected sources between January 2013 and May 2014. The results of comparing the domestic diamond models showed that: China is considerably better than Korea and Japan in terms of demand conditions, firm strategy, organization, and competition conditions while Japan is superior in terms of demand conditions and Korea shows better related and supporting industries conditions. When comparing and analyzing the international diamond models, Japan is superior in terms of factor conditions and China has better demand conditions, while Korea has failed to lead in any of the four determinants. When comparing and analyzing the comprehensive diamond model per country, China show superior demand conditions and firm strategy, organization, and competition conditions, Japan has better factor conditions, and Korea shows superior related and supporting industries conditions.

하고 피해 초지의 갱신전과 후의 건물수량 및 사료가치 비교 연구 (Comparative Studies on the DM Yield and Quality Before and After Pasture Renovation of Summer Depression Damaged Pasture)

  • 이인덕;이형석;김선균
    • 한국초지조사료학회지
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    • 제20권3호
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    • pp.215-220
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    • 2000
  • This study was conducted to evaluate the dry matter yield and quality of the before and after renovation of summer depression damaged pasture, and carried out at Chungnam National University ffom 1997 to 1999. The yield of DM in first and second year of after renovation, comparing with those of before renovation(6,547kg/ha), significantly increase obtained 12,291kglha and 13,50Ikg/ha, respectively(P<0.05). In the chemical composition, CP content and DM digestibility were markedly increased comparing with those of before renovation(P<0.05), but the contents of NDF, ADF, cellulose and lignin were decreased respectively(P<0.05). In the botanical composition, weeds after renovation was markedly decreased comparing with before renovation, but increased the percentage of herbage in summer depression damaged pasture. The results from this study, It is proved that a renovation method, which was conducted by two times of reseeding and raking, was effective in recovering botanical composition of herbage, and enhancing productivity and upgrading quality in summer depression damaged pasture. (Key words : Renovation, Reseeding, Summer depression)

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황련 황금 황백이 백서의 GASTRIN 및 UROPEPSIN 분비에 미치는 영향 (Effects on the secretion of Gastrin and Uropepsin of rats treated with Coptidis Rhizoma, Scutellariae Radix and Phellodendri Cortex)

  • 김성욱;김병우
    • 대한한방내과학회지
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    • 제22권4호
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    • pp.703-707
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    • 2001
  • Each decoction of Coptidis Rhizoma, Scutellariae Radix and Phellodendri Cortex was orally administrated to the rates. And the effects on the Gastrin and Uropepsin secretions were observed. The results were as follows: 1. The effects on the secretio of Gastrin in the experimental groups administrered each with Coptidis Rhizoma and Scutellariae Radix comparing with the normal group, showed signficant values P<0.05, P<0.02, P<0.01 and P<0.001 separately. However the group medicated with Phellodendri Cortex showed significant values only 30 minutes after the administration. 2. Uropepsion level in the experimental group administered each with Coptidis Rhizoma and Phellodendri Cortex, comparing with the normal group, showed highly significant statistic values (P<0.001). Another experimental group medicated with Scutellariae Radix showed significantly statistical values (P<0.001) 240 minutes after the administration. 3. According to the above mentioned results it was onculuded tat the secretion of Gastrin in plasma and Uropepsin content of urine in albino rats treated with Coptiodis Rhizoma decoction were remarkaby increased as comparing with Scutellariae Radix and Phellodendri Cortex decoction.

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향부자팔물탕(香附子八物湯)이 구속(拘束) Stress 흰쥐의 체중(體重) 및 혈장(血漿) Catecholamines 함량(含量)에 미치는 영향(影響) (The Effect of Hyangbujapalmultang on The Serum Catecholamine Contents and Body Weight of Rats in Immobilization Stress)

  • 김병우;김성욱
    • 대한한방내과학회지
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    • 제22권4호
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    • pp.683-689
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    • 2001
  • In order to study the anti-stress effect of hyangbujapalmultang, several measures of stress, including body weight changes, organ weight changes and catecholamine changes. The following result have been obtained: 1. The weight loss of contol group was $28.5{\pm}1.8g$, that of sample group was $20.3{\pm}1.6g$. This differance was statistcally significant. 2.The organ weight(Liver,Spleen,Kidney,Adrenal gland) was the only significant change in the spleen, in sample group comparing to control group. 3. The norepinephrine contents of control group was $695.5{\pm}22.7pg/ml$, that of sample group was $607.4{\pm}21.7pg/ml$. This shows significant difference in sample group comparing to contol group. 4. The epinephrine contents of control group was $212.8{\pm}9.8pg/ml$, that of sample group was $182.6{\pm}8.4pg/ml$. This shows significant differance in sample group comparing to control group. 5. The dopamine contents of control group was $504.5{\pm}31.3$, that of sample group was $463.4{\pm}27.8pg/ml$. This shows the value decreased, but none of it is significant. Based on avove results, it may be conculed that hyangbujapalmultang has anti-stress effects.

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요인분석 및 CA-Markov기법을 이용한 미래의 도시화 진행 양상 예측기법 개발 (Prediction of the Urbanization Progress Using Factor Analysis and CA-Markov Technique)

  • 박근애;김성준
    • 한국농공학회논문집
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    • 제49권6호
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    • pp.105-114
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    • 2007
  • This study is to predict the spatial expansion of urban areas by applying CA(Cellular Automata)-Markov technique considering MCE(multi-criteria evaluation) and MOLA(multi-objective land allocation) of factor analysis. For the 10 administration districts$(3677.3km^2)$ including the whole Anseong-cheon watershed, the past six temporal land use data(1973, 1981, 1985, 1990, 1994, 2000) from Landsat satellite images were prepared. During this period, the urban area increased $233.71km^2$. Using the 36 indices composed of topological characteristics, population and land use change, the final factor map of MOLA was produced through 5 maps of MCE. Using 1990 and 1994 land use data, the 2000 predicted urban area of CA-Markov with factor map showed 0.06% improvement of absolute error comparing with that of CA-Markov without factor map. By the CA-Markov technique considering factor map, the 2030 and 2060 urban area increased $58.94km^2(0.78%)\;and\;60.14km^2(0.81%)$ respectively comparing with 2000 urban area$(313.19km^2)$. The 2030 and 2060 paddy area decreased $93.28km^2(2.54%)\;and\;93.65km^2(2.55%)$ respectively comparing with 2000 paddy area$(1383.23km^2)$.

하이브리드 로켓 추진 시스템의 혼합 연소실 적용에 따른 Trade-off 평가 (Trade-off Evaluation due to Application of Mixing Chamber for Hybrid Rocket-Propulsion System)

  • 김학철;문근환;문희장;김진곤
    • 항공우주시스템공학회지
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    • 제10권3호
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    • pp.23-31
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    • 2016
  • The intermediate mixing chamber is one of various methods for improving the regression rate and combustion efficiency of the hybrid rocket. The mixing chamber with its non-combustible material makes the propulsion performance increase, but it leads to a low fuel-loading density in the combustion chamber; therefore, this performance-related trade-off between the mixing chamber and the low fuel-loading density was studied. In this study, the trade-off was conducted by comparing the intermediate-mixing-chamber case with a w/o-mixing-chamber case. The small hybrid-sounding rocket is designed with internal ballistics for comparing the rocket length to the weight. In addition, an external ballistic analysis was conducted for comparing the performances of the w/- and w/o-mixing-chamber cases. As a result, the intermediate-mixing-chamber case shows that the length and the weight were decreased to 12 % and 8 %, respectively; furthermore, when compared with the normal cases, the estimated altitude result of the w/-mixing-chamber case was increased to approximately 75 m.

특발성안면신경마비환자의 양도락 변화에 대한 임상적 고찰 (The Clinical Study on Yangdorak Change with Idiopathic Facial Paralysis Patients)

  • 김경옥;양재철;문경숙;이경윤;장조웅
    • Journal of Acupuncture Research
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    • 제22권6호
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    • pp.201-209
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    • 2005
  • Objectives : We investicated correlation between Yangdorak and Meridian at Idiopathic facial nerve paralysis patients. Methods : For Yangdorak examination, We made a comparison between 21 patients who were diagnosticated to Idiopathic facial nerve paralysis and 22 persons who were not. Results : 1. The stress showed the highest frequency in premonitory cause at onset. 2. In comparing results on the Yangdorak general mean, they were not statistically significant between two group(p<0.05). 3. In comparing results on the Stomach(ST)-meridian Yangdorak mean, Idiopathic facial nerve paralysis group is stastically significant in comparison with non-facial paralysis group(p<0.05). 4. In comparing results on the Small Intestine(SI)-meridian Yangdorak mean, Idiopathic facial nerve paralysis group is not stastically significant in comparison with non-facial paralysis group(p<0.05). Conclusion : Yangdorak may be used for a method to objective clinical examination. But further studies are required for a use of practical indicator.

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지열원 히트펌프 시스템에 적용되고 있는 난방용 적산열량계의 신뢰성 평가에 관한 연구 (A Study on the Reliability of District Heat Measuring Devices for Ground Source Heat Pump Systems)

  • 강희정;이현수;장명훈
    • 한국지열·수열에너지학회논문집
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    • 제14권1호
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    • pp.1-7
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    • 2018
  • A ground source heat pump system should be equipped with devices to measure the generated heating or cooling heat amount in Korea. Generally, the heat measuring devices have been developed to estimate consumed heat amount in residential or commercial buildings from a central air-conditioning system or a district heating system. In this study, two representive heat measuring devices used for buildings were selected, and the accuracy of them were experimentally estimated at the ground source heat pump operating conditions. The obtained heat amounts from the heat measuring devices were deviated within 4.3% comparing with the precise values calculated from an accredited test facility. Even though the accumulated heat amount values of the heat measuring devices had a small difference comparing with the precise values, the temperatures of heat measuring devices showed greatly different values comparing with the precise temperature. Therefore, it is highly recommended to develop the heat measuring devices which is appropriate for the ground source heat pump systems.