• Title/Summary/Keyword: the degree of knowledge

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Studies on Physical Properties of Sulfonpolyimide for Fuel Cell (연료전지용 술폰폴리이미드의 물성 연구)

  • Ko, Jae-Churl;Ahn, Bum-Jong;Park, Young-Goo
    • Journal of the Korean Applied Science and Technology
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    • v.22 no.2
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    • pp.151-156
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    • 2005
  • Many researchers have been focused on polymer electrolyte membrane (PEM) to improve performance of a fuel cell. Sulfonpolyimide with hydrocarbon was synthesized from ODA (4,4-diaminodiphenyl ether), ODADS (4,4-diaminodiphenyl ether-2,2-disulfonic acid), NTDA (1,4,5,8-naphthalenetetracarboxylicdianhydride) and CSA (chlorosulfonic acid). In order to estimate the feasibility as a fuel cell, the performance of sulfonpolyimide was analyzed through a swelling degree, IEC (ion exchange capacity), ion conductivity and TEM (transmission electron microscope). As the results of this performance test, swelling degree, IEC and ion conductivity were 37%, 0.06 meq/g and 0.08 S/cm respectively, when the CSA concentration was 0.4 M. It was thought that sulfonpolyimide could be used as a fuel cell through improvement of electrolyte membrane.

Knowledge and Attitudes Towards AIDS in a General Population (일반인의 에이즈에 대한 지식 및 태도)

  • Kim, So-Young;Lee, Jin-Seok;Park, Sue-Kyung;Kim, Yong-Ik
    • Korean Journal of Health Education and Promotion
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    • v.25 no.4
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    • pp.13-28
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    • 2008
  • Objectives: The purpose of this study was to assess general population' AIDS knowledge and attitudes towards AIDS. Methods: Using a multistage area sampling and random digit dialing method, a random sample of individuals aged 19-59 years, living in 16 different area in Korea during September 2007 were interviewed by telephone. Results: In all, 1,087 respondents completed the survey. In most items, respondents displayed a fairly good degree of knowledge about AIDS. However it was lower than that in developed countries. Respondents' attitudes towards AIDS were found to be negative. The knowledge and attitudes towards AIDS were more positive for respondents who were young, educated, office worker or students, higher in income. The higher level of knowledge, the more positive attitudes towards AIDS. Conclusions: In general AIDS related knowledge was relatively low and people showed negative attitudes towards AIDS. Incorrect knowledge and lack of information on AIDS would lead to unnecessary negative attitudes and there need to be addressed by health education programs and campaigns using mass media.

A Study on Health-Risk Behavior of Adolescent Smoking (청소년의 흡연에 관한 건강위험행위 연구 -서울시 일부 고등학생을 중심으로-)

  • 이선영;이시백
    • Korean Journal of Health Education and Promotion
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    • v.17 no.2
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    • pp.17-33
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    • 2000
  • The aim of this study is having the status, knowledge and attitude of the high school attendees toward smoking be analyzed, helping to make effective health education methods to diminish adolescent smoking habits. The field self-questionnaire investigation has been performed from Oct 10th through 23rd in 1999. The whole 427 cases were distributed to 1st and 2nd grade students of randomly selected men's high school in Seoul. And 414 cases (97%) were finally selected for analysis after exclusion of cases with insufficient information. The main contents of questionnaire are composed of several sectors; the general characteristics of the interviewees, the relationship with parents, the life style and the peer relationship in school. And smoking-related characteristics are taken into consideration, too. The major findings of the study are as follows: The smoking/non-smoking related factors are, in socio-demographical terms, the grade, average spending per month of the interviewees. And the degree of satisfactory relationship with parents is significant on smoking behavior. The higher, the degree of satisfaction on school life and relationship with designated teacher, the more chances of non-smoking habit. Poor academic grades and peer group dependability of interviewees cause higher smoking habit rate in other way. The self-interviewees grade and cohabitation with parents are also significant on both the attitude toward smoking habit and the knowledge on smoking statistically. The academic history and vocations of the parents and the academic grades of interviewees are also effective variables, but don't make any gap between groups knowledge on smoking. Smoking groups used to have positive attitude toward smoking habit. Both the attitude and knowledge on smoking by the consideration of Quit-smoking have statistically significance. The groups which have negative attitude and high knowledge on smoking quit-smoking into consideration. And the primary cause of quit-smoking is on health by smoking. Depression, stress, adult smoking in the house, peer group pressure, cigarettes advertisements on papers and magazines and smoking scenes on TV have positive correlation on forming smoking habit (p〈0.001) But the knowledge on diseases triggered by smoking has negative correlation on forming smoking habit. (p〈0.05, p〈0.001). Social factors as monthly spending, relationship and communication with parents, the degree of satisfaction in school life, academic grades and student-teacher relationship have crucial negative correlation on smoking habit. That is to say, the higher, the monthly spending is, the worse, the relationship with parents and teachers is, the lower, the academic grades of the student is, the percentage of the interviewees who have smoking habit seems to get higher.

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Sexual Knowledge and Attitude in Middle School Students (중학생의 성 지식과 성태도)

  • Yang, Soon-Ok;Kim, Seong-Sil;Jeong, Geum-Hee;Kim, Shin-Jeong
    • Research in Community and Public Health Nursing
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    • v.11 no.2
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    • pp.591-605
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    • 2000
  • With the improvement of nutritive conditions and the influence of abundant information as well as various cultural aspects imported from foreign countries, puberty develops more rapidly in the body today. This study was conducted to suggest some ideas that are useful in planning sexual education programs in middle schools with ultimate aim being to promote sexual health. The subject of this survey consisted of 534 fifth graders from 4 schools in Hongchon. The major findings are summarized as follows: 1. The degree of sexual knowledge of adolescents showed a low average 31.00 and the degree of sexual attitude showed an average of 62.0. 2. With respect to demographic characteristics, there were statistically significant differences in sexual knowledge according to the following: living with parents (t=5.913. p=.015), father's education(F=3.213, p=.041), economic status (F=5.073 p= .007); and in sexual attitudes. there were statistically significant differences according to father's education (F=3.912. p = .002), and interest in the other sex (F=3.292, p=.038). 3. The level of sexual knowledge and sexual attitude of adolescents was correlated at significant levels(r= .354. p= .000). The findings of this study indicated that a variety of systematic sexual education programs suitable for each stage of adolescence should be developed along with family, society, and the country's higher concern and enlightenment.

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Knowledge, Attitude and Practice (KAP) of Hand Washing for soldiers (군인의 손 씻기 지식, 태도 및 실천 조사 - KAP 모형을 중심으로)

  • Han, SunIm;Kwon, Joongmok;Ahn, Bo-yeong;An, Jaehoon;Lee, Seung Hoon;Yim, Hyunjung;Kim, Hyeonju
    • The Journal of the Korea Contents Association
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    • v.17 no.8
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    • pp.472-482
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    • 2017
  • The purpose of this study was to identify the correlations and influence factors of knowledge, attitude, and practice of soldiers on hand washing. This is expected to be basis for hand washing and health education in the army. Total of 420 soldiers were randomly selected and surveyed. The collected data were analyzed using beta regression model through R and SAS program. As a result, there was a statistically significant correlation among knowledge, attitude and practice of hand washing, and the degree of health education was analyzed as having no effect on knowledge, attitude and practice. However, the exposure degree of related health promotional materials had significant effect on them. Therefore, in order to promote the practice of hand washing in the army, continuous exposure of the publicity materials is more effective than the health education. It can be also positively influenced all on knowledge, attitude and practice hand washing.

Global Technical Knowledge Flow Analysis in Intelligent Information Technology : Focusing on South Korea (지능정보기술 분야에서의 글로벌 기술 지식 경쟁력 분석 : 한국을 중심으로)

  • Kwak, Gihyun;Yoon, Jungsub
    • The Journal of the Korea Contents Association
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    • v.21 no.1
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    • pp.24-38
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    • 2021
  • This study aims to measure Korea's global competitiveness in intelligent information technology, which is the core technology of the 4th industrial revolution. For analysis, we collect patents of each field and prior patents cited by them, which are applied at the U.S. Patent Office (USPTO) between 2010 and 2018 from PATSTAT Online. A global knowledge transfer network was established by grouping citing- and cited-relationships at a national level. The in-degree centrality is used to evaluate technology acceptance, which indicates the process of absorbing existing technological knowledge to create new knowledge in each field. Second, to evaluate the impact of existing technological knowledge on the creation of new one, the out-degree centrality is investigated. Third, we apply the PageRank algorithm to qualitatively and quantitatively investigate the importance of the relationships between countries. As a result, it is confirmed through all the indicators that the AI sector is currently the least competitive.

SARS quarantining hospital employees's knowledge about SARS and attitude to SARS control (사스 격리전담 병원 직원들의 사스에 대한 이해와 태도 조사)

  • Kim, Woo Jin;Kim, Young Sun;Jo, Heui Sug
    • Tuberculosis and Respiratory Diseases
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    • v.55 no.4
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    • pp.361-369
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    • 2003
  • Background : In Korea, the effort to control the spread of severe acute respiratory syndrome (SARS) has succeeded, but we have to maintain vigilance against SARS and other infectious diseases, because many experts warn that SARS may return or that other infectious agents could spread globally. The purpose of this study is to describe the degree of knowledge of hospital employees, assuming full responsibility for treating and attending to SARS suspected case, and to elucidate the attitude to SARS using questionnaires. Method : All employees of Kangwon university hospital were eligible for this study. We used validated questionnaires to survey demographic characteristics, the degree of knowledge of SARS, intention of treating and attending suspected cases, influence and effects of SARS on the community, and acquisition of information about SARS. Result : Based on the 251 completed surveys, out of 280 returned the score for knowledge about SARS was $72.0{\pm}13.7$, 50.6% responded positively about joining a SARS team, and 23.1% were opposed to the designation for quarantining. There was no relationship between the degree of knowledge of SARS and the attitudes to it. Most employees wanted to know how to manage SARS patients and how to prevent SARS. Conclusion : The attitudes to SARS were not affected by the level of knowledge of SARS. We suggest that national policies about SARS and other infectious diseases should be promulgated using the mass media and internet to provide information on rapidly spreading infectious agents, especially about the proper protocol for treating suspected cases and the appropriate steps to prevent or reduce the risk.

Timing of Movie Reviews and Box Office Success: Considering the Volume and Valence of the Reviews (영화평 작성시기가 영화의 주별 흥행에 미치는 영향에 관한 연구)

  • Lee, Ho;Kim, Hyun Goo;Kim, Kyung Kyu;Baek, Young Suk
    • Knowledge Management Research
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    • v.16 no.2
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    • pp.213-226
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    • 2015
  • This study investigates the effects of the volume and valence of the movie reviews on the weekly box-office revenues. Existing literature shows that only the volume of movie reviews influences the box office results, but not valence. However, it has limitations in that it includes only the positivity or negativity ratio of the reviews, not the strength of the valence. In order to overcome such limitations, this study includes the degree of valence. This study used approximately 1.3 million reviews about 300 movies as the sample which was collected from a movie review site in an online portal, that is, movie.naver.com. SPSS was used to test the proposed model. The results of this study show different findings compared to those of the previous studies. First, the volume of movie reviews has been a consistent predictor of the box office success throughout the study periods. Second, the ratio of positive reviews has no impact on the first week's results, but shows significant effects on the box office results during the second week. Third, regarding the degree of positivity or negativity in reviews, the degree of positivity has a significant impact on the box office results only during the first week, while the degree of negativity does not have any significant effects on the results. However, from the second week, the situation is reversed; that is, only the degree of negativity has a significant impact on the box office results, but not the positivity.

Automatic Expansion of ConceptNet by Using Neural Tensor Networks (신경 텐서망을 이용한 컨셉넷 자동 확장)

  • Choi, Yong Seok;Lee, Gyoung Ho;Lee, Kong Joo
    • KIPS Transactions on Software and Data Engineering
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    • v.5 no.11
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    • pp.549-554
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    • 2016
  • ConceptNet is a common sense knowledge base which is formed in a semantic graph whose nodes represent concepts and edges show relationships between concepts. As it is difficult to make knowledge base integrity, a knowledge base often suffers from incompleteness problem. Therefore the quality of reasoning performed over such knowledge bases is sometimes unreliable. This work presents neural tensor networks which can alleviate the problem of knowledge bases incompleteness by reasoning new assertions and adding them into ConceptNet. The neural tensor networks are trained with a collection of assertions extracted from ConceptNet. The input of the networks is two concepts, and the output is the confidence score, telling how possible the connection between two concepts is under a specified relationship. The neural tensor networks can expand the usefulness of ConceptNet by increasing the degree of nodes. The accuracy of the neural tensor networks is 87.7% on testing data set. Also the neural tensor networks can predict a new assertion which does not exist in ConceptNet with an accuracy 85.01%.

The Empirical Exploration of the Conception on Nursing (간호개념에 대한 기초조사)

  • 백혜자
    • Journal of Korean Academy of Nursing
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    • v.11 no.1
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    • pp.65-87
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    • 1981
  • The study is aimed at exploring concept held by clinical nurses of nursing. The data were collected from 225 nurses conviniently selected from the population of nurses working in Kang Won province. Findings include. 1) Nurse's Qualification. The respondents view that specialized knowledge is more important qualification of the nurse. Than warm personality. Specifically, 92.9% of the respondents indicated specialized knowledge as the most important qualification while only 43.1% indicated warm personality. 2) On Nursing Profession. The respondents view that nursing profession as health service oriented rather than independent profession specifically. This suggests that nursing profession is not consistentic present health care delivery system nor support nurses working independently. 3) On Clients of Nursing Care The respondents include patients, family and the community residents in the category of nursing care. Specifically, 92.0% of the respondents view that patient is the client, while only 67.1% of nursing student and 74.7% of herself. This indicates the lack of the nurse's recognition toward their clients. 4) On the Priority of Nursing care. Most of the respondents view the clients physical psychological respects as important component of nursing care but not the spiritual ones. Specially, 96.0% of the respondents indicated the physical respects, 93% psychological ones, while 64.1% indicated the spiritual ones. This means the lack of comprehensive conception on nursing aimension. 5) On Nursing Care. 91.6% of the respondents indicated that nursing care is the activity decreasing pain or helping to recover illness, while only 66.2% indicated earring out the physicians medical orders. 6) On Purpose of Nursing Care. 89.8% of the respondents indicated preventing illness and than 76.6% of them decreasing 1;ai of clients. On the other hand, maintaining health has the lowest selection at the degree of 13.8%. This means the lack of nurses' recognition for maintaining health as the most important point. 7) On Knowledge Needed in Nursing Care. Most of the respondents view that the knowledge faced with the spot of nursing care is needed. Specially, 81.3% of the respondents indicated simple curing method and 75.1%, 73.3%, 71.6% each indicated child nursing, maternal nursing and controlling for the communicable disease. On the other hand, knowledge w hick has been neglected in the specialized courses of nursing education, that is, thinking line among com-w unity members, overcoming style against between stress and personal relation in each home, and administration, management have a low selection at the depree of 48.9%,41.875 and 41.3%. 8) On Nursing Idea. The highest degree of selection is that they know themselves rightly, (The mean score measuring distribution was 4.205/5) In the lowest degree,3.016/5 is that devotion is the essential element of nursing, 2.860/5 the religious problems that human beings can not settle, such as a fatal ones, 2,810/5 the nursing profession is worth trying in one's life. This means that the peculiarly essential ideas on the professional sense of value. 9) On Nursing Services. The mean score measuring distribution for the nursing services showed that the inserting of machine air way is 2.132/5, the technique and knowledge for surviving heart-lung resuscitating is 2.892/s, and the preventing air pollution 3.021/5. Specially, 41.1% of the respondents indicated the lack of the replied ratio. 10) On Nurses' Qualifications. The respondents were selected five items as the most important qualifications. Specially, 17.4% of the respondents indicated specialized knowledge, 15.3% the nurses' health, 10.6% satisfaction for nursing profession, 9.8% the experience need, 9.2% comprehension and cooperation, while warm personality as nursing qualifications have a tendency of being lighted. 11) On the Priority of Nursing Care The respondents were selected three items as the most important component. Most of the respondents view the client's physical, spiritual: economic points as important components of nursing care. They showed each 36.8%, 27.6%, 13.8% while educational ones showed 1.8%. 12) On Purpose of Nursing Care. The respondents were selected four items as the most important purpose. Specially,29.3% of the respondents indicated curing illness for clients, 21.3% preventing illness for client 17.4% decreasing pain, 15.3% surviving. 13) On the Analysis of Important Nursing Care Ranging from 5 point to 25 point, the nurses' qualification are concentrated at the degree of 95.1%. Ranging from 3 point to 25, the priorities of nursing care are concentrated at the degree of 96.4%. Ranging from 4 point to 16, the purpose of nursing care is concentrated at the degree of 84.0%. 14) The Analysis, of General Characteristics and Facts of Nursing Concept. The correlation between the educational high level and nursing care showed significance. (P < 0.0262). The correction between the educational low level and purpose of nursing care showed significance. (P < 0.002) The correlation between nurses' working yeras and the degree of importance for the purpose of nursing care showed significance (P < 0.0155) Specially, the most affirmative answers were showed from two years to four ones. 15) On Nunes' qualification and its Degree of Importance The correlation between nurses' qualification and its degree of importance showed significance. (r = 0.2172, p< 0.001) 0.005) B. General characteristics of the subjects The mean age of the subject was 39 ; with 38.6% with in the age range of 20-29 ; 52.6% were male; 57.9% were Schizophrenia; 35.1% were graduated from high school or high school dropouts; 56.l% were not have any religion; 52.6% were unmarried; 47.4% were first admission; 91.2% were involuntary admission patients. C. Measurement of anxiety variables. 1. Measurement tools of affective anxiety in this study demonstrated high reliability (.854). 2. Measurement tools of somatic anxiety in this study demonstrated high reliability (.920). D. Relationship between the anxiety variables and the general characteristics. 1. Relationship between affective anxiety and general characteristics. 1) The level of female patients were higher than that of the male patient (t = 5.41, p < 0.05). 2) Frequencies of admission were related to affective anxiety, so in the first admission the anxiety level was the highest. (F = 5.50, p < 0.005). 2, Relationship between somatic anxiety and general characteristics. 1) The age range of 30-39 was found to have the highest level of the somatic anxiety. (F = 3.95, p < 0.005). 2) Frequencies of admission were related to the somatic anxiety, so .in first admission the anxiety level was the highest. (F = 9.12, p < 0.005) 0. Analysis of significant anxiety symptoms for nursing intervention. 1. Seven items such as dizziness, mental integration, sweating, restlessness, anxiousness, urinary frequency and insomnia, init. accounted for 96% of the variation within the first 24 hours after admission. 2. Seven items such as fear, paresthesias, restlessness, sweating insomnia, init., tremors and body aches and pains accounted for 84% of the variation on the 10th day after admission.

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