디젤기관차 Tier 3 온실가스 배출계수 산정 모델 연구

이영호(Young-Ho Rhee),김용기(Yong-Ki Kim),이재영(Jae-Young Lee),정우성(Woo-Sung Jung) 한국철도학회 2011 한국철도학회 학술발표대회논문집 Vol.2011 No.10

As government's policy is enacted to reduce greenhouse gas emission in transportation sector railroad sector has to estimate amount of emission and propose feasible methods to reduce emission. To calculate accurate emission of railroad sector we performed a study on the calculation model development for Tier 3 GHG emission factors. According to IPCC guide line Tier 3 emission factor reflects individual characteristic of diesel locomotive. For this reason we estimated GHG emission factor by stratified diesel locomotive and the result show difference of emission factor by notch changing. Therefore the analysis of notch frequency during operation is required to develop Tier 3 emission factor and we analysed a running pattern of diesel locomotive. As a result idle and 8 notch consist about 70% of total running distance. In conclusion the calculation model suppose that Tier 3 GHG emission factor is the sum of multiplied emission factor by weights in each notch. This result can contribute to Tier 3 emission factor calculation and reduction method development of emission in railroad sector by managing driving efficiency and technology development.

디젤기관차의 온실가스 배출계수 측정방안 연구

이영호(Young-ho Rhee),김용기(Yong-ki Kim),이재영(Jae-young Lee),정우성(Woo-sung Jung) 한국철도학회 2010 한국철도학회 학술발표대회논문집 Vol.2010 No.10

한국판 Beck 우울척도의 표준화 연구 1 : 신뢰도 및 요인분석

정영조(Young Cho Chung),이민규(Min Kyu Rhee),이영호(Young Ho Lee),박세현(Se Hyun Park),손창호(Chang Ho Sohn),홍성국(Sung Kook Hong),이병관(Byung Kwan Lee),장필립(Phi Lip Chang),윤애리(A Rhee Yoon) 한국정신병리진단분류학회 1995 精神病理學 Vol.4 No.1

N/A N/A

원저 : 한국판 식사장애 검사의 신뢰도 및 요인분석

허시영 ( Si Young Heo ),이민규 ( Min Kyu Rhee ),최영민 ( Young Min Choi ),손창호 ( Chang Ho Sohn ),이혜경 ( Hye Kyung Lee ),이영호 ( Young Ho Lee ) 대한비만학회 2004 The Korean journal of obesity Vol.13 No.1

연구배경: 본 연구는 한국판 식사장애 검사(The Korean Version of Eating Disorder Examination: KEDE)의 신뢰도와 요인분석 및 규준(norms)을 구하기 위하여 시도되었다. 방법: 연구대상은 식사장애 여성 환자 106명, 정상 여자 대학생 101명(총 207명)이었고 검사는 두 명의 검사자에 의해 시도되었다. 구성 타당도는 탐색적 요인분석을 이용하여 알아보았고, 검사자간 신뢰도는 피어슨 상관계수(Pearson`s Background: This study was attempted to investigate the reliability, factor analysis and norms of the Korean Version of Eating Disorder Examination (KEDE). Methods: The KEDE was administered to 106 female patients with eating disorders and 101 normal fema

한국판(韓國版) 식사태도(食事態度) 검사(檢査)-26에서 고득점(高得點)을 보인 한국(韓國) 일반(一般) 남성군(男性群)의 식사특성(食事特性)과 일반정신병리(一般精神病理)

한기석,이영호,이민규,박세현,손창호,정영조,홍성국,이병관,장필립,윤애리,Han, Ki-Seok,Lee, Young-Ho,Rhee, Min-Kyu,Park, Se-Hyun,Sohn, Chang-Ho,Chung, Young-Cho,Hong, Sung-Kook,Lee, Byung-Kwan,Chang, Phi-Lip,Yoon, A-Rhee 한국정신신체의학회 1999 정신신체의학 Vol.7 No.1

연구목적 : 본 연구의 목적은 한국 일반인구에서 식사 장애에 대한 고위험 남성 군(high risk male group for the eating disorders)의 유병율을 알아보고 이들의 인구학적 특징, 식사 행동과 연관된 특정 및 일반 정신 병리에 있어 특징을 알아 보는데 있다. 대상 및 방법 : 한국 일반 인구를 대상으로 한국판 식사 태도 경사(the Korean version of Eating Attitude Test-26 : KEAT-26)상 절단점 이상의 고득점을 보인 남성 군 52명을 최종 대상으로 여성 고득점군 208명과 비교하여 다음과 같은 결과를 얻었다. 결과 : 1) KEAT-26상 절단점 21 점 이상을 보였던 대상은 총 260/3062(8.5%)로 이중 남성이 52/260(20.0%), 여성이 208/260(80.0%) 이었으며(남성 대 여성의 비율 1 : 4) 전체 연구에 대한 비율은 남성이 52/3062(1.7%), 여성이 208/3062(6.8%) 이었다. 2) 인구학적 특정으로 평균 연령은 유의한 수준은 아니었으나 남성 군이 $29.13\pm7.87$세로 여성 군의 $27.00\pm6.81$세 보다 높은 경향을 보였다(p=0.0514). 평균 신체 질량 지수(Body Mass Index : BMI)는 남성 군이 $23.05\pm3.12$로 여성 군의 $20.40\pm2.31$보다 유의하게 높았고(p<0.01), 분포 또한 신체 질량 지수가 20이하인 경우도 남성 군은 7/52명 03.5%) 인데 반해 여성 군은103/208명(49.5%)으로 유의한 차이를 보였다(p<0.01). 신체 질병의 과거력은 두 군간에 유의한 차이를 보이지 않았으나 흡연율(p<0.01), 알코올 사용율(p<0.01) 및 한달 평균 알코올 사용량(p<0.01) 등은 모두 남성 군에서 여성 군보다 유의하게 높았다. 3) 사회 경제적인 특징 중 직업을 제외하고는 경제 상태, 교육 기간, 가족 수, 결혼 상태, 종교 및 대도시, 중간 크기의 도시, 소도시 및 시골지역 등으로 나누어 본 거주지역 등이 모두 두 군간에 유의한 차이를 보이지 않았다. 4) 식사 특성으로 식습관 척도 점수는 남성 군이 $7.25\pm3.15$로 여성 군의 $8.88\pm3.91$보다 유의하게 낮았으며(p<0.01), KEAT-26상 총 접수는 남성 군이 $25.80\pm4.87$ 여성 군이 $26.39\pm5.78$로 두 군 사이에 유의한 차이를 보이지 않았으나, 이 검사의 하위 척도인 마름에 대한 욕망(desire for thinness) 척도에서는 여성 군이 남성 군보다 유의하게 높았고(p<0.01), 음식에 대한 집착 척도(food preoccupation) 남성 군에서 여성 군보다 유의하게 높은 결과를 보여(p<0.05) 두 군 모두 식사 태도 검사 상 높은 점수를 보이고 있어도 질적인 내용에는 성에 따라 차이가 있음을 보여 주었다. 이외에 체중에 대한 통제 소재는 두군 사이에 유의한 차이를 보이지 않았으나 음식 선호도에 있어 남성 군이 여성 군에 비해 야채 및 생선을 더 싫어하고 단음식을 더 좋아하는 특정을 보여 주었다(p<0.01). 5) Eysenck성격 척도 상 남성 군이 정신병적 경향성에서 여성 군보다 유의하게 높은 접수를 보였다(p<0.01). 이외에 다른 성격 차원 및 Beck우울 척도 및 건강 염려증 척도로 측정한 일반 정신 병리 상의 특정은 두 군간에 유의한 차이를 보이지 않았다. 결론 : 상기 결과들은 우리 나라에서도 선진 외국과 비슷한 수준의 남성 식사 장애 환자들이 있을 가능성을 보여 주고 있다. 또한 상기 결과들은 식사 태도 검사 상 같은 고득점을 보여도 식사 관련 병리는 성에 따라 차이를 보일 수 있음을 보여 주고 있고, 남성 식사 장애 환자는 여성 식사 장애 환자보다 좀더 깊은 성격 병리를 가지고 있을 가능성을 보여 준다. Objectives : The purposes of this study were to estimate the prevalence rate of eating disorders in Korean males and to clarify their characteristics in sociodemograhic data, the eating traits, and general psychopathology through the comparison with those of female high scored group on the Korean version of Eating Attitudes Test-26(KEAT-26). Methods : Using a multi-stage questionnaire sampling method including area sampling, proportionated stratified sampling, and quota sampling, we surveyed a total of 4,400 Korean adults over 18 in a nationwide area(9 kus, 10 middle or small cities, and 17 kuns), obtaining usable responses on 3,896. Of the 3,062 subjects(1249 males and 1813 females) who were available for analysis, we ascertained 52 males and 208 females who had high score($\geq$ cutoff point 21) on the KEAT-26. Results : 1) The proportion of this high score group was 1.7% in male and 6.8% in female with a sex ratio(male versus female) of 1 : 4. 2) The mean age was higher in the male group than in the female group, although it was not statistically significant(p=0.0514). Mean Body Mass Index(BMI) of the male group was significantly higher than that of female group, and the number of male subjects with below 20 of BMI was also significantly lower than in the female group. 3) There were no significant difference in past history of physical illness between two groups. However, frequency of smoking and alcohol use, and mean amount of alcohol consumption per month were significantly higher in the male group than in the female group. There were no significant differences between the two groups on various socio-demographic correlates such as economic status, total duration of education, number of family, marital status, religious status, and area of residence, but the exception of being occupational status. 4) The 'Eating Habits Scale' score and score of 'preference for vegetables and fish, and dislike for sweet-tasting food' of the male group were significantly lower than those of the female group. Although there was no significant difference between the two groups in total scores of the KEAT-26, the mean score on 'pursuit of thinness' subscale was higher in the female group than in the male group, while scores of 'food preoccupation' and 'self-control' subscales were higher in the male group than in the female group. 5) Scores on 'psychoticism' was significantly higher in the male group than in the female group, although there were no significant differences between the two groups on 'locus of control for weight', 'depression' and 'hypochondriasis'. Conclusion : These results support a possibility of a high prevalence of eating disorders in Korean males. These results suggest that eating related characteristics of high scorer on the EAT are different by sex in spite of the same high score on the EAT, and also suggest that male patients with eating disorders have more serious personality pathology than female patients with eating disorders.

식사장애 고위험 청소년의 자기개념과 신체상에 대한 연구

강재성,이영호,한성희,이민규,Kang, Jae-Seong,Lee, Young-Ho,Han, Sung-Hee,Rhee, Min-Kyu 한국정신신체의학회 1996 정신신체의학 Vol.4 No.1

Objects : This study was attempted to evaluate the body image and the self concept in high risk adolescents for eating disorders. Methods 589 middle school students were investigated with EAT(Eating Attitude Test) and BITE(Bulimic Investigatory Test Edinburgh) and Schematic Figures(Child/Adolescent Version) and Piers-Harris Self-Concept Scale. According to the score of EAT and BITE, three high risk groups(high EAT group, high BITE group, high EAT & BITE group) were identified. Three groups were examined in terms of sex, weight, self concept and body image. Each group was EAT group, BITE group, EAT & BITE group Results: The results of the study were as follows : 1) EAT & BITE group showed greatest body image distortion. 2) BITE group and EAT & BITE group showed lower score in self concept scale. 3) The majority of EAT group were boys, BITE group and EAT & BITE group were mostly girls. 4) All three high risk groups, especially Bin group, revealed overweight compared with normal control group. Conclusions : High BITE group and high EAT & BITE group could be considered as significantly high risk groups for eating disorders, showing overweight, severe body image distortion, and poor self concept. EAT score alone seemed not to discriminate high risk adolescents for eating disorders.

한국판 식사태도검사-26(The Korean Version of Eating Attitudes Test-26 : KEAT-26) 표준화 연구 I : 신뢰도 및 요인분석

이민규,이영호,박세현,손창호,정영조,홍성국,이병관,장필립,윤애리,Rhee, Min-Kyu,Lee, Young-Ho,Park, Se-Hyun,Sohn, Chang-Ho,Chung, Young-Cho,Hong, Sung-Kook,Lee, Byung-Kwan,Chang, Phi-Lip,Yoon, A-Rhee 한국정신신체의학회 1998 정신신체의학 Vol.6 No.2

The purpose of this study was to test a reliability and validity of the Korean version of Eating Attitudes Test-26(KEAT-26). Using multi-stage sampling, we finally got 3,496 subjects(1422 males and 2074 females) who were available for analysis from target 4,400 Korean adults over 18 in the nationwide areas of9 kus, 10 middle or small cities, and 17 kuns. We tried to make T score norm of the KEAT-26 as a cutoff score and STEN score norm as a index of severity for disordered eating behaviors. For the male group, Cronhach's internal consistency was .83 and Spearman-Brown split half correlation coefficiency was .75. For the female group, each of them was .81 and .75, and .81, .75 for the grand total group respectively. Validity test was performed by construct validation analysis. By a iterated principal axis factoring, 4 factors were extracted. There were some differences in the factors of the KEAT-26 by sex. In the male group, factor I was 'self-control of eating and bulimic symptom', factor II was 'food preoccupation and dieting', factor III was 'preoccupation with being thinner', factor N was 'avoidance of sweet foods'. In contrast with the male group, factor I was 'self-control of eating and bulimic symptom', factor II was 'preoccupation with being thinner', factor III was 'food preoccupation' and factor N was 'dieting' in the female group. We used T score 65 as a cutoff score. T score 65 corresponded to raw score 19 in the male group, 22 in the female group and 21 in the grand total group. Severity of disordered eating behaviors was measured by a STEN score. In the male group, each of the score range of 0-10, 11-14, 15-18, 19-22 and over 23 represented the degree of none, subclinical, manifest, moderate and severe severity respectively. Each of the score range of 0-13, 14-17, 18-21, 22-26 and over 27 in the female group, and the score range of 0-12, 13-16, 17-20, 21-25 and over 26 in the grand total group also represented the same degree of severity as like in the male group. These results support that KEAT-26 is a reliable and valid scale for evaluating disordered eating behaviors and eating problems.

상완 신경총에 발생한 신경초종의 수술적 치료 결과

이혁진,이영호,공현식,이승환,이준오,노영학,김강욱,백구현,Lee, Hyuk-Jin,Lee, Young-Ho,Gong, Hyun-Sik,Rhee, Seung-Hwan,Lee, Joon-Oh,Roh, Young-Hak,Kim, Kang-Wook,Baek, Goo-Hyun 대한미세수술학회 2010 Archives of reconstructive microsurgery Vol.19 No.1

Schwannoma of the brachial plexus region is very rare. There has not been general agreement in terms of surgical outcome from limited number of studies. We analyzed surgical outcomes from 11 cases of schwannomas which occurred in the brachial plexus. From February 2000 to August 2009, 11 patients with schwannomas of the brachial plexus region were surgically treated by a single surgeon. We retrospectively reviewed the medical records and MRI of our cases, and evaluated the neurologic deficit and the recurrence of tumors after surgery. All the cases were proven histologically as schwannomas. The mean age of the patients was 52.6(36~67) years old, 4 of them were male and 7 were female. The tumor was located in the left side in 9 patients, and right in 2. The mean postoperative follow-up was 24.7(6~78) months. Initial presentation was usually painless, palpable mass. The mass was located in various level of the brachial plexus such as root, trunk, cord, or terminal branch level. The size of mass was from $1.5{\times}1.5{\times}0.5$ cm to $11.0{\times}10.0{\times}6.0$ cm. Eight of 11 patients showed no neurologic deficit. Three patients showed postoperative neurologic deficit; two of them had transient sensory deficit, and one of them had weakness of flexor pollicis longus and 2nd flexor digitorum profundus. There were no recurrences. The schwannoma of the brachial plexus region should be considered as a curable lesion with an acceptable surgical risk of injury to neurovascular structures. With precise surgical techniques, these tumors can be removed to improve patient's symptoms with minimal morbidity.

국내 디젤철도차량의 온실가스 배출계수 개발방향 연구

이재영(Jae-Young Lee),김용기(Yong-Ki Kim),이철규(Cheul-Gyu Lee),이영호(Young-Ho Rhee),이철(Cheol Lee) 한국철도학회 2010 한국철도학회 학술발표대회논문집 Vol.2010 No.7

Since national mid-term target for GHG reduction was determined in 2009, various efforts in transportations have been prepared. Generally, the GHG emission of transportation is calculated using the emission factor published from IPCC guideline(2006). However, it is necessary to develop new emission factors considering the properties of transportation as well as fuel. In Korean railroad, main emission sources are the consumption of diesel and electricity from railcar operation. The GHG emission of electric-powered railcars can be estimated using national electric emission factor, but diesel-powered railcars show different trends. The purpose of this study was to establish the development plans of emission factors for diesel-powered railcars. As a result, the emission factors of diesel-powered railcars were classified into railcar type, engine type and life cycle, notch, load, and traffic volume. In future, several emission factors with this category will be presented quantitatively through field tests with the order of priority.

탄소섬유시트(CFS)로 보강된 콘크리트의 거동 (The Behavior of Concrete Confined by Carbon Fiber Sheet)

박영준(Park Young-Jun),이강돈(Rhee Kang-Don),염광수(Youm Kwang-soo),이영호(Lee Young-Ho),이학은(Lee Hak-Eun) 대한토목학회 2003 대한토목학회 학술대회 Vol.2003 No.10