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성인 남자에서 대장경 검사로 확인된 하부대장 선종성 용종과 비만의 관련성
김창섭,정해관,정태흠,김문찬,Kim, Chang-Sup,Cheong, Hae-Kwan,Jeong, Tae-Heum,Kim, Moon-Chan 대한예방의학회 2005 Journal of Preventive Medicine and Public Health Vol.38 No.4
Objectives : We wanted to evaluate the relationship between obesity and left colonic adenomatous polyps in Korean adult men. Methods : This study was conducted among 575 adults men (aged between 40 and 69), who had colonoscopy done from January to December 2002 during a routine health examination at Health Promotion Center, Ulsan University Hospital. The patients' colons were examined up to splenic flexure by using fiberoptic colonoscopy. A questionnaire survey on behavioral factors and physical measurements were also done. The body mass index (BMI) and waist-hip ratio (WHR) were used as the indices of obesity. The BMI was categorized into three levels: normal ($BMI{\leq}22.9$), overweight ($23{\leq}BMI{\leq}24.9$), and obese ($BMI{\geq}25.0$). The WHR was categorized into four levels with cutoff points at the 30th, 60th, and 90th percentile of the control group. Age, education, smoking, alcohol use and exercise were controlled for by performing multiple logistic regression analysis. Results : There were 99 cases of colonic adenomatous polyps. Four hundred seventy six subjects with normal colonoscopy findings served as the control. The BMI and WHR were associated with the adenomatous polyps (odds ratio, 1.81 [95% CI=1.02-3.19] for a $BMI{\geq}25.0$ as compared with a $BMI{\leq}22.9$, odds ratio, 3.94 [95% CI=1.77-8.77] for a $WHR{\geq}0.95$ as compared with a $WHR{\leq}0.86$). The BMI was not associated with the risk of adenomatous polyps after additional adjustment was made for the WHR, but the association between the WHR and adenomatous polyps was still positive and independent of the BMI (odds ratio, 4.15 [95% CI=1.63-10.59]). Conclusions : The results support that obesity, and particularly abdominal obesity, can be associated with an increased risk of incurring colonic adenomatous polyps.
건설기업 구성원이 지각한 상사의 성격5요인이 상사-부하 교환관계(LMX)를 통하여 직무만족에 미치는 영향
김창섭 ( Kim Chang-sup ),황찬규 ( Hwang Chan-gyu ) 한국융합과학회(구 한국시큐리티융합경영학회) 2020 한국융합과학회지 Vol.9 No.1
연구목적: 본 연구는 특히 건설기업 구성원이 지각한 상사의 성격5요인, 상사-부하 교환관계(LMX) 및 부하의 직무만족 간의 관계를 규명하는데 연구의 필요성 및 목적이 있다. 또한, 상사의 성격5요인과 부하의 직무만족, 상사의 성격5요인과 상사-부하 교환관계(LMX), 상사-부하 교환관계(LMX) 와 부하의 직무만족 및 상사의 성격5요인과 부하의 직무만족간의 상사-부하 교환관계(LMX) 의 매개효과를 검증하기 위한 것이다. 연구방법: 본 연구는 건설기업 구성원에게 2018 년 10 월 ∼ 2019 년 6 월까지 (약 9개월) 유의표집법을 활용하여 250 부를 배부 하여 184부를 회수하였다. 최종 분석에 활용한 사례 수는 184명이며, 입력된 자료 처리는 SPSSWIN 20.0 프로그램을 활용하여 요인분석, 신뢰도분석, 회귀분석, 경로분석 및 소벨테스트 등의 방법을 이용하여 연구를 수행하였다. 결과: 본 연구의 결과는 다음과 같다. 첫째, 상사의 성격5요인은 부하의 직무만족에 유의한 영향을 미친다. 둘째, 상사의 성격5요인은 상사-부하 교환관계(LMX) 에 유의한 영향을 미친다. 셋째, 상사-부하 교환관계(LMX)는 부하의 직무만족에 유의한 영향을 미친다. 넷째, 상사-부하 교환관계(LMX)는 상사의 성격5요인과 부하의 직무만족 간에 매개효과가 있다. 결론: 따라서 상사는 부하의 직무만족을 향상시킬 수 있는 다양한 도움과 지원을 고려해야 할 필요성이 재기된다. Purpose: This study is to verify the relationship among the leaders’ big 5 personality traits, leader-member exchange (LMX) and the members’ job satisfaction, especially in the construction industry. Further, it is to do so the relationship between the leaders’ big 5 personality traits and the members’ job satisfaction, the leaders’ big 5 personality traits and leader-member exchange (LMX), leader-member exchange (LMX) and the members’ job satisfaction, and then, the meditating effect of leader-member exchange (LMX) between the leaders’ big 5 personality traits and the members’ job satisfaction. Methods: 184 responses were collected for this study by distributing 250 copies of the questionnaire to the employees who are working in the construction industry in Korea via subjective sampling method from October 2018 to June 2019. Among them, 184 copies were used for the final analysis. The entered data processing was conducted using the factor(s) analysis, reliability analysis, regression analysis, path analysis, and Sobel test with the SPSSWIN 20.0 program. Results: The findings of this study are as follows. First, the leaders’ big 5 personality traits of the employees have a positive effect on the members’ job satisfaction. Second, the leaders’ big 5 personality traits thereof have a positive effect on the leader-member exchange (LMX). Third, the leader-member exchange (LMX) has a positive effect on the members’ job satisfaction. Fourth, the leader-member exchange (LMX) has a meditating effect between the leaders’ big 5 personality traits and the members’ job satisfaction. Conclusion: Therefore, it’s necessary for the leaders to consider the various helps and supports that can enhance the members’ job satisfaction.
김창섭(Chang-Sup Kim),정경진(Kyung-Jin Jung),김성조(Sung-Jo Kim) 한국정보과학회 2000 한국정보과학회 학술발표논문집 Vol.27 No.2Ⅲ
현대 생활에서 필수가 된 웹은 많은 정보를 쉽게 얻을 수 있다는 장점이 있지만 음란물의 유혹과 업무시간의 주식 투자 등의 부작용들도 속속 나타나고 있다. 이러한 문제를 해결하기 위한 방안으로서 웹 필터링 시스템이 활용되고 있다. 본 논문에서는 시스템의 성능 저하와 사용자의 웹 접속 지연 시간을 최소화하면서 차단 여부를 신속히 판별할 수 있는 URL 탐색기법을 제안한다.
PVA 직물의 방염 개질에 관한 연구: POCl<sub>3</sub>로 개질한 PVA 직물의 열적 및 기계적 특성
김창섭 ( Chang-sup Kim ),이원철 ( Won-chul Lee ),강병윤 ( Byong-yun Kang ),심상연 ( Sang-yeon Shim ),임권택 ( Kwon Teak Lim ),진성호 ( Sung-ho Jin ),제갈영순 ( Yeong-soon Gal ) 한국화상학회 2017 한국화상학회지 Vol.23 No.3
The nonwoven poly(vinyl alcohol) [PVA] fabric was modified by treating with phosporyl chloride (POCl<sub>3</sub>). The physical and thermal properties of POCl<sub>3</sub>-modified PVA fabrics were measured and discussed. The modified PVA fabrics were mostly insoluble in water, unlike the original PVA fabrics. However the products showed contraction and swelling properties. TGA analysis results indicated that the POCl<sub>3</sub>-modified PVA fabrics are more thermally stable at more high temperature region. And the fire-proofing ability of the POCl<sub>3</sub>-modified PVA product is better than that of original PVA material. The linear correlation between graft ratios and dyeing ability may be resulted from increase of covalently bonded linkages between hydroxyl groups of orginal PVA fabrics with POCl<sub>3</sub>.
레크리에이션 서비스조직원의 조직몰입과 조직시민행동의 관계
김창섭(Kim Chang-Sup) 한국체육과학회 2006 한국체육과학회지 Vol.15 No.1
The purpose of the study was to examine the relationship of job commitmentand organization citizenship behaviors of workers of recreation service organization. In order to achive this purpose four research questions were established. Participants for this study were 350 of 20 overaged adults. Of participations valid data were 217. They completed a modified inventory of the job commitment, and organization citizenship behavior. More details, job commitment Scale modified by Allen 외(1992), and organization citizenship behaviors scale by Organ(1988) were using after remodifing scale to investigate the purpose of this study. Results were analysed in quantitative approaches. Data were collected through self-administered survey. The most three meaningful results of the study were as follows; First, there was influenced to differeciational relationship between job commitment and organization citizenship behavior1. Second, there was influenced to differenciational relationship between job commitment and citizenship behaviors2. Third, there was influenced to causal relationship betweem job commitment and organization citizenship behaviors3.
김정욱 ( Jung Wook Kim ),김시영 ( Si Young Kim ),김창섭 ( Chang Sup Kim ),이준행 ( Jun Haeng Lee ),조용균 ( Yong Kyun Cho ),박창영 ( Chang Young Park ),손정일 ( Chong Il Sohn ),전우규 ( Woo Kyu Jeon ),김병익 ( Byung Ik Kim ),정을 대한소화기기능성질환·운동학회 2002 Journal of Neurogastroenterology and Motility (JNM Vol.8 No.2
N/A Pathogenesis of functional dyspepsia consists of motor abnormality, sensory abnormality, and psychologic abnormality. Anxiety, depression, and psychosomatic disorders are well known psychopathologies that lead to dyspepsia, and stress seems to be an additional etiology. The aim of this study is to assess whether stress can cause and/or provoke dyspepsia. Methods: Functional dyspepsia was defined and classified by Rome criteria. SCL-90-R for the detection of psychopathology, measurement of life stress scale by self-administered questionnaire, and measurement of stress coping mechanisms using a multidimensional stress coping scale test were performed in 79 functional dyspeptic patients and 25 normal controls. Results: No significant difference was found in the total amount of stress between functional dyspeptic patients and the normal control. However, the patients were more stressful about issues relating to health and marital relationship among stresses in individual daily life. As the patients become more stressful, they used more negative copingmechanisms such as restraint, fatalism, criticism, religiousness, and negativism. These seem to provoke several psychopathologies including interpersonal sensitivity, depression, anxiety, hostility. However, there was no relationship in the amount of stress, the stress coping mechanism, and psychopathology among the dyspeptic symptoms and subgroups of functional dyspepsia. Conclusion: There was no difference in the total amount of stress between functional dyspeptic patients and the normal control. In some individuals who utilize inadequate coping mechanisms against stress, the stress can provoke dyspepsia. (Kor ean J our nal of Gastr ointestinal Motility 2002;8:146-152)
바이오센서 적용을 위한 미생물이 고정된 부양형 탄소나노튜브 필름 제작과 유기인 화합물 검출
김인태 ( In Tae Kim ),안태창 ( Tae Chang An ),김창섭 ( Chang Sup Kim ),차형준 ( Hyung Joon Cha ),김진호 ( Jin Ho Kim ),임수택 ( Soo Taek Lim ),임근배 ( Geun Bae Lim ) 한국센서학회 2014 센서학회지 Vol.23 No.1
Microbes have been used extensively in various fields of researches and industries but has not been used widely for microfluidic biosensor applications because it is difficult to immobilize properly to a small space. Therefore, we developed a microbial immobilization method for microfluidic devices using single-walled nanotubes and dielectrophoretic force. Single-walled nanotubes and Escherichia coli were aligned between two cantilever electrodes by a positive dielectrophoretic force resulting in a film of single-walled nanotubes with attached Escherichia coli. The optimal condition of film formation without a cell lysis was investigated. Diameter of single-walled nanotubes and electric field (intensity and duration of application) had an effect on the cell viability. On the other hand, the cell concentration of the suspension did not affect the cell viability. Paraoxon was detected using single-walled nanotubes film with attached Escherichia coli that expressed organophosphorus hydrolase. This film which is suspended from the substrate showed faster response time than sensors that are not suspended from the substrate.