• Korean Journal of Acupuncture
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• v.35 no.3
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• pp.130-138
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• 2018

Objectives : The purpose of this study is to explore patients' perceptions that deserve attention when designing core questions for a clinical practice guideline of Korean medicine(KM) for degenerative lumbar spinal stenosis (LSS). Methods : Patients who had been admitted to Pusan National Korean Medicine Hospital from November 1, 2015 to October 31, 2016 were invited to the survey. Patients were eligible if they were both clinically and radiologically confirmed as degenerative LSS. The structured questionnaire was distributed by mail and outpatient visits. Questions included types of experienced Korean/Western medical interventions for LSS, their perceived effectiveness on symptoms, the necessity for studies of KM for degenerative LSS, the types of KM interventions to be investigated and the types of outcome measures after treatments. Data were descriptively analysed. Results : Twenty of thirty-one invited participants responded to the questionnaire. Acupuncture and herbal medicine were the most frequently used KM interventions. Eighteen respondents reported that KM treatments were helpful for their improvement. Sixteen patients who mentioned that research on KM is needed chose acupuncture as the top priority(88%) among KM interventions. The most important outcomes in the view of nineteen respondents included functional recovery (68%) and pain relief (53%). Thirteen respondents (65%) replied that both short-term and long-term outcome were important for them. Conclusions : Our findings may have limited validity due to the small number of respondents and the potential selection and information bias. Further qualitative studies and large-scale surveys to comprehensively identify patients' views are warranted.

• Journal of Life Science
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• v.20 no.3
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• pp.462-465
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• 2010

Sweetness plays an important role in providing calories and promoting appetite for food. Since it has been known that genetic factor(s) is involved in individual differences in taste sensitivity in humans, this study aimed to examine genetic variations of the TAS1R2 gene, one of the components for tasting sweet compounds, by using DNA sequencing analysis from 98 unrelated Korean subjects. As a result, 12 different single nucleotide polymorphisms (SNPs) were identified in the hTAS1R2 gene and most of them were nonsynonymous. Also, two novel SNPs were found for the first time in this study. It was noted that the frequencies of these SNPs were common in the Korean population. 20 different haplotypes with coding SNPs (cSNPs) were also found in this study. Three out of these haplotypes were common, showing frequencies of > 10%. The repertoire and frequencies of cSNPs and haplotypes in the hTAS1R2 gene will provide information that will help identify a functional ligand receptor common in the Korean population.

• Communications of Mathematical Education
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• v.34 no.3
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• pp.215-234
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• 2020

With the advent of the AI, the need to use AI in the field of education is widely recognized. The purpose of this study is to shed light on how prospective mathematics teachers perceive the need for AI and the role of teachers in future mathematics education. As a result, with regard to teaching, prospective teachers recognized that the use of AI in school mathematics is a demand of a new era, that various types of lesson can be implemented, and that accurate knowledge and information can be delivered. On the other hand, they recognized that AI has limitations in having cognitive and emotional interactions with students. As for mathematics learning, the prospective teachers recognized that AI can provide individualized learning, be used for supplementary learning outside of school, and stimulate students' interest in learning. However, they also said that learning through AI could undermine students' ability to think on their own. With regard to assessment, the prospective teachers recognized that AI is objective, fair and can reduce teachers' workload, but they also said that AI has limitations in evaluating students' abilities in constructed-response items and in process-focused assessment. The roles of teachers that the prospective teachers think were to conduct a lesson, emotional interaction, unstructured assessment, and counseling, and those of AI were individualized learning, rote learning, structured assessment, and administrative works.

• Cartoon and Animation Studies
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• s.46
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• pp.207-231
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• 2017

Printmaking is a field of fine arts and is placed on a vague boundary that is perceived as a commercial product with a popular character due to the speciality of editions. Advances of modern science and technology has developed a new technique of printmaking, and the fusion of printmaking and computer has shown the possibility of reproduction art. Reproduction printmaking has been heavily influenced by photography and extended areas, and the various forms of printing have brought about many changes and attempts by stimulating the possibilities of indirect art at various angles. As the history of printmaking and technology closely relate, the development of computer makes widespread expansion of plural artistry, technological and artistic change. A new conceptual shape can be created on the copied image simply by placing the material of the print on the smoothly flat surface expressed in digital form. The process and the result of such work show the area of unique work which is different from the value of the $\grave{a}$ la carte art or the characteristics of the material given by the print. The deprecated perception of reproducibility evaluated the value of the work in a direct sense of printmaking. It is undeniable that it is devalued by a bundle of works regardless of the value of each edition. However, the physical properties of the prints on the paper are brought up with hand drawings drawn on the canvas by hand. And it becomes an opportunity to show new aspect and change through the process of combining digital print information on paper. The diversity of media is sometimes a controversy of identity between art and technology. In the future, it should be discussed how the limit of the media which can be enjoyed in the field of art can be set as a standard.

• Journal of Distribution Science
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• v.11 no.1
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• pp.25-34
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• 2013

Purpose - This study examines the adverse press coverage that has increased in proportion to the remarkable growth of various kinds of franchise businesses in the food service industry. Today, the trust of franchisees in relation to their franchisor, and the maintenance of good relations between the two, has become a significant social issue. This study investigates relationship satisfaction and the long-term commitment between the franchisor and franchisee. Research design, data, methodology - We used a path analysis to investigate the relationship between justice and trust, trust and relationship satisfaction, justice and relationship satisfaction, trust and long-term commitment, and relationship satisfaction and long-term commitment. Structural Equation Modeling and a Sobel test were used to investigate the mediating effects of trust and relationship satisfaction. Data were collected from 237 Food Franchisees in Seoul and Gyeonggi Province in order to test the theoretical model and its hypotheses. Two research methodologies are generally used in the distribution management field. For this study, an empirical method was used. Results - A causal analysis was carried out to test if the research model has a sufficient fit index (for instance, χ² = 46.694, df = 10, p = .000, GFI = 0.946, AGFI = 0.850, RMR = 0.034, NFI = 0.966, CFI = 0.973), and the results showed that the model was sufficient, thus demonstrating the suitability of the research model. Each hypothesis had a positive influence, both on long-term commitment and relationship satisfaction. Justice with the franchisor had a positive influence on trust. Relation satisfaction cognized by franchisees was found to positively influence long-term commitment. The franchisee perception of justice in relation to the franchisor had no significant influence on long-term commitment. The study investigated the hypothesis that trust could mediate justice and long-term commitment, and that relationship satisfaction could also mediate long-term commitment Both trust and relationship satisfaction were found to be important for long-term commitment. Specifically, trust sub-factors and justice sub-factors influenced long-term commitment. Identification-based and knowledge-based trust were more important than calculus-based trust. Distributive justice was deemed more important than procedural justice; distributive justice should thus be strengthened. Conclusions - Both franchisor and franchisee were independent businesses. Evidently however, the franchisor could not ensure profit without long-term commitment from the franchisee. As for the success of the franchise business, the franchisor should carry out appropriate strategies leading to a satisfactory relationship. For example, transparency makes it possible to maintain and enhance trust and to improve relationship satisfaction. Just relations between franchisor and franchisee should make it possible to maintain and enhance the franchisee's trust. The franchisor should provide a variety of information with respect to the franchisee's business success. Finally, in order to improve the franchisee's long-term commitment, the franchisor should ensure a just approach with trust and relationship satisfaction among their strategies.

• Perspectives in Nursing Science
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• v.10 no.1
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• pp.12-23
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• 2013

Purpose: This study was conducted to investigate ICU nurses' perceptions of communication difficulties, the importance of and satisfaction with communication with doctors, other nurses, patients, and family, as well as to explore communication barrier with patient families. Methods: Investigators developed a 15-item communication perception questionnaire and 58-item communication barrier questionnaire. Communication barrier included 4 domains: nurses, family, environment, and patient condition. A total of 151 ICU nurses with a minimum of one year of ICU experience participated. Results: ICU patients ($3.38{\pm}0.73$) were the most difficult group to communicate with, followed by family ($3.32{\pm}0.72$), senior nurses ($3.25{\pm}0.74$), doctors ($3.21{\pm}0.68$), and nurse colleagues ($2.64{\pm}0.73$). Doctors ($4.61{\pm}0.53$) were the most important group to communicate with, followed by nurse colleagues ($4.52{\pm}0.54$), patients ($4.49{\pm}0.58$), senior nurses ($4.44{\pm}0.55$), and family ($4.43{\pm}0.61$). Satisfaction with communication was the highest with colleague nurses ($3.60{\pm}0.68$), then senior nurses ($3.37{\pm}0.74$), family ($3.18{\pm}0.71$), patients ($3.09{\pm}0.75$), and doctors ($3.06{\pm}0.83$).The total score of the communication barrier was $2.83{\pm}0.52$, where each domain was scored as follows: patient condition $3.13{\pm}0.74$, nurses $2.83{\pm}0.60$, environment $2.81{\pm}0.66$, and family $2.76{\pm}0.57$. The ICU nurses reported that communication was difficult due to 'sudden deterioration in the patient's condition', 'being too busy', 'a noisy environment', and 'information not being shared between family members.' Significant differences were noted by age, clinical experience, and marital status of nurse respondents. Conclusion: The findings indicated that development of a protocol on communication between nurses and doctors as well as development of an educational program on communication skills are necessary.

• Journal of Korean Academy of Fundamentals of Nursing
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• v.5 no.1
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• pp.107-124
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• 1998

Based on King's goal attainment theory, this research deals with applying nursing intervention of mutual goal settings to gastrectomy patients. It tests the effects of nursing intervention, according to the patients' health locus of control, suggested as external boundary criteria for the theory by employing a quasi-experimental design which consists of a pretest-posttest non-equivalent control and experimental groups. The subjects of this research were 62 gastrectomy patients hospitalized at Y medical center and the experimental and control groups consisted of 31 subjects. The experimental group received nursing intervention at the mutual goal setting of 5 times from the day before the surgery to the 5th day after the surgery, while the control group received only routine nursing care. Recovery indicators of both groups were measured and compared. Measurement variables included patients' characteristics, health locus of control, forced vital capacity, forced expiratory volume in one second, peak expiratory flow, bowel movement recovery, mobility recovery, level of pain, patients' stress and patients' satisfaction. Data were analyzed using SPSS statistical package and the hypotheses were tested by ANOVA and ANCOVA. Results of the analyses are summarized as follows : 1) Internal health locus of control had higher effects of the nursing intervention of mutual goal setting than external health locus of control on pulmonary ventilatory functions of forced vital capacity, forced expiratory volume in one second, and peak expiratory flow. 2) There was no statistically significant difference in the effects of nursing intervention of mutual goal setting on the bowel movement recovery between the internal and external health locus of control. 3) There was no statistically significant difference in the effects of nursing intervention of mutual goal setting on the mobility recovery between the internal and external health locus of control. 4) There was no statistically significant difference in the effects of nursing intervention of mutual goal setting on the level of pain between the internal and external health locus of control. 5) There was no statistically significant difference in the effects of nursing intervention of mutual goal setting on the level of stress between the internal and external health locus of control. 6) There was a statistically significant difference in the effects of nursing intervention of mutual goal setting on the level of satisfaction with provision of nursing information between the internal and external health locus of control, and there was no statistically significant difference in the effects of nursing intervention of mutual goal setting on the level of satisfaction with outcome of nursing between the internal and external locus of control. On the basis of the research results, the following are recommended : 1) Repeated research on responses to health locus of control is necessary. 2) Not only the effectiveness of nursing intervention in acute recovery periods, but also the long term effects are to be investigated. 3) The development of instruments is needed to accurately measure mutual goal setting regarding postoperative deep breath, coughing, early ambulation, etc. so that the relationship among the postoperative recovery indicators may be explored. 4) It is required that an instrument be developed to measure perception which facilitates goal attainment in the interactive setting between patients and nurses.

• Journal of the Institute of Electronics Engineers of Korea SP
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• v.49 no.1
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• pp.88-96
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• 2012

According to development of technology for media, observers try to watch the realities from images, as follows, 3D imaging has been extremely developed. 3D image gives depth in the image, observers feel in nature. Different image perception from left and right eyes make the 3D image. Anaglyph which is one of the ways to make an image of three dimensions is for obtaining an image of three dimensions by using color filter glasses. Anaglyph has a little amount of calculation and is easy to make, and it has a good point that anaglyph can be used in more wide field because it can create an image of three dimensions to the output of print like printed matter. However, the phenomenon of retinal rivalry can cause a feeling of fatigue because a difference of brightness of the left image and the right image happen. The way to reduce this problem is made by cutting down a difference of brightness. In the result, retinal rivalry can be reduced. We reduced a difference of the brightness of the left and the right image by utilizing the brightness and average of the original image to reduce retinal rivalry and we made better colors of anaglyph by using the way that we keep the hue caused by a change of brightness and supplement saturation about color distortion which is created at that time.

• Journal of Korean Academy of Nursing
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• v.24 no.1
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• pp.47-57
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• 1994

The purpose of this study was to examine nurses’ perceptions of medication treatment for psychiatric patients and to compare these perceptions with the perceptions held by the patients. The methodology used in this study was a descriptive design with semi-structured and open-ended interviews. This study used a convenience sample of 112 nurses who worked in, and 209 patients who were under psychiatric treatment, in four hospitals attached to a university and one national mental hospital in the city of Seoul. The collected data were analyzed by SAS, using percentages for descriptive purposes, and t-test or x$^2$ for comparing the variables. The results were as follows : 1. There was no significant differences between nurses’ and patients’ perceptions on the extent to which patients complied with their medication treatment. Generally speaking, the mean compliance scores for both nurses and patients was high(nurse : (equation omitted)=3.70, Patient : (equation omitted)=3.76). 2. There was a significant difference in nurses’ and patients’ perceptions on the reasons why patients do not take medication. The nurse group indicated that the patients did not take medication because of the “worry about side effects or habituation(49.53%)”, “boredom from long-term use of medication(26.17%)” and “distrust toward medical staff(12.15% )”, but the patient group indicated that they “did not want to be dependent on medication (25%)”, “forgot to take medication(19.7%) and “worried about side effects or habituation(15.91%). 3. As for the necessity of medication, both groups showed some different responses. Even though both groups were aware of the necessity of taking medication, the patient group(21.53%) showed a more negative response. As (or the effects of medication, both groups (nurses and patients ) showed positive responses. However, the nurse group showed a higher positive response (91.07% ) than the patient group(74.16%), 5. Both the patient and nurse group indicated that the most helpful element for the patient’s life under psychiatric treatment was interviews and conversations with therapists and nurses. However, the nurse group showed a higher response(70.15%) than the patients group(47.15%). According to the patient group, family support for the patient was another important factor for psychiatric treatment and daily struggles. In conclusion, as there were differences between the perception of nurses and patients, the nurse must consider the patients’ subjective perceptions first. They should also revaluate their false belief and prejudice concerning the patients’ perceptions. Such information can provide a base to be applied by the nurses in devloping effective mutual relationships with patients which can in turn help in compliance with medication regimen. As it was confirmed that medication was the most important factor in the patients’ recovery, a thorough education program on the therapeutic effect of medication and the necessity of their continued use after discharge is also needed.

• Child Health Nursing Research
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• v.5 no.2
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• pp.151-166
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• 1999

The purposes of this study were to measure the degree of perceived uncertainty, social support & powerlessness, to examine the relationship between the perceived uncertainty, social support & powerlessness and then to find the predictors of powerlessness in mother's of handicapped children. The subjects of this study consist of 102 mothers of handicapped children, registered at rehabilitation & handicapped children school. Data was collected from September 1998 to March 1999. The tools used in this study were Mishel's the Parents' Perception of Uncertainty Scale (28 item, 4 likert scale), Miller's Powerlessness measurement Scale(28 itewt 4 likert scale) & Cohen's Interpersonal Support Evaluation List (40 items, 4 likert scale). Data was analyzed by t-test, ANOVA, Duncan comparison, Pearson Correlation coefficient & Stepwise multiple regression Results of this study are summarized as follows : 1. Mothers perceived their uncertainty to be slightly high(Mn 2.50). The degree of perceived uncertainty by the four components were followed as : lack of clarity(2.69), unpredictability(2.56), ambiguity(2.56) & lack of information(2.46). The degree of perceived uncertainty of the mothers of handicapped children revealed to be influenced significantly by age of children, admission experience, disability types of children. 2. The degree of mothers' powerlessness was measured to be slightly high(Mn 2.14). The degree of perceived powerlessness of the mothers with handicapped children revealed to be influenced significantly by age of children, duration of illness admission experience,8E marital status of the mothers. 3. Mothers perceived their social support to be slightly high(Mn 2.71). The degree of perceived social support revealed to be influenced significantly by sex of children, married state of mothers. 4. Mothers' uncertainty was related positively to the mothers' powerlessness(r=.33, p=.0008). And also mothers' powerlessness was related inversely to social support(r=-.50, p=.0001). But, mothers' uncertainty was not related to social support significantly. 5. To analyze the variables which affect powerlessness, stepwise regression was implemented. As a result, about 61% of the powerlessness were explained by social support, marital status of the mothers and perceived uncertainty. Based upon these results, it is recommended that the nurses, who are caring handicapped children and their families, provide various support programs for them to overcome their difficulties. Also programs which decrease the uncertainty & powerlessness used social support multidimensionally & individually are recommended to be developed.