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      • 중년여성의 운동 예측모형

        이미라,소희영 충남대학교 간호과학연구소 2002 충남대 간호학술지 Vol.5 No.1

        This study was conducted to test the hypothetical model designed to explain exercise behavior of middle-aged women. This hypothetical model was based on behavior-related theories and exercise-related literature. Exogenous variables were exercise habit and perceived subjective norm. Endogenous variables were exercise benefit, exercise barrier, exercise-related affect, exercise self-efficacy, exercise intention, and exercise. A convenience sample of 152 middle-aged women was studied. SAS PC Program and LISREL 8.12a program were used for descriptive statistics and linear structural relationship(LISREL) modeling. The results were as follows. 1)The overall fit of the hypothetical model was acceptable(χ2 34.86(p=0.0015), χ2/df 2.49, RMSEA 0.09, standardized RMR 0.05, GFI 0.95, AGFI 0.85, NFI 0.92, NNFI 0.87, CFI 0.95). 2)The results of statistical testing of hypotheses were as follows. (1)The varibles in this hypothetical model explained 95% of the variance of the exercise behavior. (2)Habit was the most important variable to explain exercise behavior, followed by self-efficacy, barrier, affect and benefit. Subjective norm and intention were not significant predictors of exercise behavior. Habit and self-efficacy had a significant direct effect on exercise behavior. Barrier and intention did not directly influence on exercise behavior. Habit, benefit, barrier and affect had a significant indirect effect on exercise behavior through other variables in this hypothetical model. Norm had no indirect effect on exercise behavior. (3)The direct path between habit and benefit, habit and barrier, habit and self-efficacy, norm and barrier, benefit and affect, barrier and self-efficacy, and affect and self-efficacy were significant. The indirect path between habit and affect, habit and self-efficacy, benefit and self-efficacy, benefit and intention were significant. In conclusion, this study verified that the hypothetical model constructed in this study could be used effectively as a reference for further structural modeling or interventional studies.

      • 원형 용융탄산염 단위 연료전지에서 수성가스 전이반응의 영향

        정귀영,김미현 弘益大學校 科學技術硏究所 2000 科學技術硏究論文集 Vol.11 No.-

        본 연구에서는 단면이 원형인 용융탄산염 단위 연료전지에 대한 수치모사를 수행하여 수성가스 전이반응을 포함하지 않았을 때의 오차를 살펴보았다. 원통형 연료전지에서 물질수지 및 에너지수지식을 세우고 코드화하여 여러 작동 조건에서 온도분포, 전류밀도 및 가스의 전환율 등 전지의 성능을 살펴보았다. 또한, 수성가스 전이반응이 포함되지 않았을 경우와 비교하였다. 전류밀도가 일정할 때 원형 단위 연료전지의 각 부분에서의 온도분포는 대체로 고른 분포를 보였다. 전지 입구에서 수소의 농도가 높아 전기화학반응이 많이 일어나 많은 열이 발생하기 때문에 음극 가스의 온도가 상승하다가 전지의 내부에서 거의 일정하게 온도가 유지되고, 또한 전지의 바깥에 가까워질수록 전환율의 증가율이 크게 된다. 전지로 유입되는 음극 가스 중에는 일산화탄소가 없기 때문에 평형에 도달하기 위해 수성가스 전이반응이 역반응으로 빠른 속도로 진행되어 전지의 입구부분에서 기울기가 더 크게 나타난다. 전류 밀도가 같을 때 수소가스 전이반응이 포함되었을 때의 전지전압이 포함되지 않았을 때보다 더 적게 나타난다. 전지의 입구에서 수성가스 전이반응이 역반응으로 진행되어 수소가 더 소모되고 일산화탄소의 분율은 증가하게 되어 음극의 분극저항 값이 상재거으로 커지기 때문이다. Effects of the water-gas shift reaction on the pedal' lances of the circular molten carbonate unit fuel cell were studied by a mathematical modelling. After setting up the mass and the energy balance equations, performances of the unit cell, such as the temperature distributions, the current density and the conversion distribution, were obtained and compared with the case without considering the water-gas shift reaction. When the current density was constant, temperature distributions were uniform. The temperature of the anode gas increased and maintained constant, because the concentration of hydrogen was so high that the electrochemical reaction was active and a lot of heat was generated. As a result, the change of the conversion of gas was high. There is no carbon monoxide in the entering anode gas so that the water-gas shift reaction progressed reversely to reach an equilibrium state and the slope of the conversion of anode gas is high. At a same current density, the cell voltage was lower when the water-gas shift reaction was included. Since the water-gas shift reaction progressed reversely, in the direction of consuming hydrogen and generating carbon monoxide, so that the anodic polarization was relatively big.

      • KCI등재

        정신분열증 환자에서 청각 인식유발전위와 임상적 호전의 연관성에 대한 예비연구

        박미경,최영,이형영 대한신경정신의학회 1999 신경정신의학 Vol.38 No.1

        연구목적 : 본 연구는 정신분열증 환자에게 치료에 대한 반응을 예측할 수 있는 객관적 지표를 알아보려는 노력으로 시행되었다. 방 법 : 연구대상은 정신과 진단편람 제 4권 (Diagnostic and Statistical Manual of Mental Disorders-Ⅳ)의 정신분열증 진단기준을 만족시키는 23명의 입원환자였다. 치료 전 또는 치료 초기에 청각 인식유발전위를 시행하였으며 임상증상의 변화는 치료 전과 치료 4주 후 양성 및 음성 증후군 척도(Positive and Negative Syndrome Scale)를 통하여 측정하였다. 결 과 : 1) 양성척도의 호전정도는 P1과 N1의 잠복기와 유의한 정 상관관계를 보이고, P3 잠복기, P2의 전위와는 유의한 역 상관관계에 있었다. 2) 음성척도의 호전정도는 P3 잠복기와 유의한 역 상관 관계를 보였다. 3) 일반정신병리척도의 호전도 또한 P3 잠복기와 유의한 역 상관관계를 보였다. 결 론 : 이러한 결과는 치료전 실시한 청각 인식유발인자가 정신분열증 환자에게 임상적 호전의 예측인자로서 가치가 있음을 시사한다. 향후 많은 환자를 대상으로 지속적인 연구가 필요하다. Objectives : The purpose of this study was to see the correlation between the auditory cognitive evoked potential and the clinical improvement in schizophrenics. Method : The subjects were 23 patients with schizophrenia. Auditory cognitive evoked potential was examined at pretreatment or acute phase of treatment. The change of symptom was assessed by the PANSS(Positive and Negative Syndrome Scale) before drug treatment and in the 4th week of treatment. Results : 1) The change of positive subsclae was positively correlated with P1 latency(p〈.05), N1 latency(p〈.05) and negatively correlated with P3 latency(p〈.05), P2 amplitude(p〈.05). 2) The change of negative subscale was negatively correlated with P3 Latency(p〈.05). 3) The change of general psychopathology subscale was negatively correlated with P3 latency(p〈.05). Conclusion : These results suggest that the auditory cognitive evoked potential in schizophrenic patients could be valuable on prediction of clinical improvement. But, further studies are required to support these results.

      • 케일 쥬스에 의한 AFLATOXIN B_1의 유전독성 억제 효과

        최영현,박건영,이선미,유미애,이원호 부산대학교 유전공학연구소 1995 분자생물학 연구보 Vol.11 No.-

        The inhibitory effect of the fresh juice of kale on the genotoxicity induced by aflatoxin B_1 (AFB_1) in Salmonella and Drosophila was investigated. The kale juice had strong inhibitory activity for His^- to His^+ reverse-mutations induced by AFB_1 acting on S. typhimurium TA100. A similar inhibitory effect was detected in somatic cell mutation assaying system of D. melanogaster. Using the wing hairs spot test, we found that the formation of mutant hairs in adult flies as a result of feeding with AFB_1 in their larval stages was efficiently inhibited by coadministration of the fresh juice of kale, which revealed that it can inhibit gene mutation, deletion and mitotic chromosomal recombination. These results seem to suggest that kale juice may exert its inhibitory effect to mutagenic and/or carcinogenic properties of DNA damaging agents.

      • KCI등재
      • Socrates의 철학이 체육사상에 미치는 영향

        김명미,김융길 한국스포츠리서치 2003 한국 스포츠 리서치 Vol.14 No.2

        The purpose of this study is to examine the interrelation between Socrates' life and physical education. In the history of physical education, physical idea was discussed widely whether objective aspects or subjective aspects through the process of human society. Socrates thought that although soul man's master, body is his servant, this is based on the theory of Socrates idea which is soul and body are one Socrates insisted that the whole person formed through physical training is very valuable because he could gain happy and satisfaction from biological and physiological development. Socrates shows his concept of individual human perfection and relates it of social and mental perfection in his Greek period. Socrates discards all the dogmas of revealed formation which represent luxury and extravagance and believes only that people will have health when they are fully mature between soul and body. Therefore his concept of perfection is the harmony of soul and body in order to approach his concept, Socrates already talks with young men and is wondering without shows. In the end Socrates recognized goodness on the basis of intellectual reliance and finally reached to the true self identity through the insight and reflection According to "know yourself" which is the matter of Socrates life, Socrates awakes himself all the time.

      • KCI등재
      • KCI등재

        고등학생들의 시험불안과 대처전략

        이미숙,이형영,최영 大韓神經精神醫學會 1995 신경정신의학 Vol.34 No.4

        Objects : The purpose of this study was to see the relationship between the level of test anxiety and coping strategy in high school students. Methods : The subjects were 952 high school students(411 boys and 541 girls) in Kwangju. A self reporting questionnaire, test anxiety scales and coping strategy scales were handed out to the students on April 1994. Result : 1) Test anxiety scores in gradeⅠ and Ⅱ were higher than those in grade Ⅲ. Test anxiety scores were correlated with difficulty in attention, depressive mood and suicidal ideas. 2) The high test anxiety group used more coping strategies than the low test anxiety group and coping strategies were varied among high test anxiety groups according to the grade. 3) Test anxiety correlated positively with coping strategy. 4) Predicting factors of test anxiety were grade, attention difficulty, depressive mood, suicidal idea, withdrawal or disengagement, life evert, internal suppression of emotion and distance. Conclusion : The above results suggest that test anxiety correlated positively with coping strategy and the high test anxiety group used much more coping strategies in order to overcome stress using their potential inner resource than the low test anxiety group.

      • 푸드코디네이터의 역할중요도와 교육과정에 관한 고찰

        원융희,원영미 용인대학교 산업경영연구소 2007 산업경영논총 Vol.14 No.-

        Nowadays, restaurants pay attention to the factors responding sensitively to the feeling of customers to enhance the competitiveness, since social texture as well as dietary life pattern has been changed from dining-in style to dining-out. Accordingly, dining-out industry began to recognize the importance of the professional food coordinator and even restaurant managers want to receive food coordination training. However, it is true that food coordinators are not in the stable position in their job so far since food coordinator as the type of occupation has not had long history in Korean society. Food coordinator is coordination what the food is many kind of subject and people are satisfied, with their mind that food space is offered by coordinator. Food coordinator base spirit is understanded the other party position and new creation for mind by mind harmony. It exist independent center of specialist for the food that they are lots of kind abundant experience and status table coordinator, food designer, product menu developer, restaurant producer and dietary adviser. It is related with many kind of food specialist, food adviser, catering service, menu development, product development and food merchandising. Due to the above reasons, the necessity of food coordination cannot help but become influential, and the food stylist, a new type of occupation was expected to be rising. In fact, even though everyone has the same recognition that a skilled cook's coordination sense for decorating food in an instant is very important, it is the reality that the coordination sense is not focused. This study tried to establish the food coordinator as the formal type of occupation, through examining closely "recognition degree" of restaurant employees about the importance of the role of professional food coordinators. And this study was considered general food coordinator and Korean, Japan food coordinator of the present condition, development direction. The results of this study are as follows. First, the customers of Korean, western restaurants have deep awareness of professional food coordinator's roles and food coordination training is needed. Second, the coordination training is performed mainly in the university and company education program, all cooks on the spot are anxious to get the food coordination training, and the coordination training is also seriously urgent for them. Afterwards, food world is getting to develop for food coordinator to bright future. Therefore, food coordinator is the exact meaning by this study and it is an opportunity for concerned and understanded many people.

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