• The Journal of the Korea Contents Association
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• v.17 no.12
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• pp.516-524
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• 2017

This study was to examine the effectiveness of Self-Determination Group Program for children with disabilities in Korea by using method of meta-analysis. For the purpose of the study, master's theses, doctoral dissertations, and journal articles published in Korea up to June, 2017 were systematically reviewed. As a result, a total of 17 studies were eligible for the inclusion criteria. The mean effect sizes and test for homogeneity of effect size(Q-statistic) were analyzed by using Comprehensive Meta-Analysis software 2.0. The main findings of the study were as follows. First, the average effect sizes for Self-Determination Group Program were ES=1.695 of Self-Determination, ES= 1.316 of Social Skills. Second, the moderate variables of the effect size for Self-Determination Group Program was 'age' of 'a type of disability', 'sessions', 'the number of sessions within a week', 'time of one session' and 'a major of the director'. Based on the study results, the research and practice implications were discussed.

• Journal of the Korean Society of School Health
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• v.18 no.2
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• pp.105-119
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• 2005

Purposes： This study was to examine the effects of empowerment education programs on empowerment and mental health in high school students. Methods： This study involved a nonequivalent control group pre-test and post-test design. The subjects for this study consisted of 421 high school students who attended two general high schools in Busan. The 211 students in the experimental group received empowerment education training, while the 210 students in the control group did not. The data were collected from March 2, 2004 to July 20, 2004. The empowerment education program consisted of 17 separate 50-minute sessions. The questionnire was developedby authors and revised it based on experts' advice. SPSS 11.0 program was used to analyze the data. Chi-square test and t-test were used to test the homogeneity of general characteristics and dependent variables. Student's t-test was used to evaluate the differences between the experimental group and control group after the treatment. Results： Just as we hypothesized, the experimental group exhibited higher empowerment scores than the control group. For subcategory, Score of self-efficacy and self-esteem increased significantly in the experimental group compared to the control group. However, the score of decision-making ability did not increase significantly. The data failed to support our second hypothesis that the experimental group would have higher mental health scores than the control group. Although the score of self-scale increased significantly in the experimental group compared to the control group, the score of social-support and psychopathology did not. Conclusions： Empowerment education programs are effective for empowerment of high school students. However, such training is effective only for promoting the self scale but not overall mental health. Thus, we suggest the application of the empowerment education program to make high school students aware of their abilities. Furthermore, we suggest the implementation of mental health programs to supplement such empowerment education programs.

• Korean Parent-Child Health Journal
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• v.5 no.2
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• pp.224-240
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• 2002

As social changes, there are growing number of instituted infants. Most of them were poor growth and developmental outcome due to situational and environmental vulnerability. Developmental interventions for this infants have been the subjects of debate for many years. The purpose of this study was to evaluate the effectiveness of massage intervention on the physical growth of orphaned infants during the first 6 month of life. This study utilized equivalent control group with repeated measuring by quasi experimental design. Fifty eight orphaned infants were randomly assigned to control(n=28), or an experimental(n=30) group. In addition to routine orphanage care, infants in the experimental group received 15 minutes of massage intervention twice a day, 5 days a week, for 4 weeks. Data has been collected from April 1st, 2000 to August 31st, 2002 and were analyzed using SPSS/PC(Version 10.0) with chi-square test, t-test, and repeated measures ANOVA to determine the effectiveness of massage intervention and to test the homogeneity of general characteristics between experimental and control group. The results were as follows; Compared to the control group, the experimental group has gained significantly more weight(F=33.52, p < .0001) and had larger increases in length(F=10.04, p < .0001) and head circumference(F=49.78, p < .000) after the 4-week intervention period and at 6 months of age. These data demonstrate that massage intervention may be effective in facilitating growth for newborn infants placed in orphanages during first 6 months of life.

• Journal of Korean Academy of Nursing Administration
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• v.14 no.3
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• pp.229-240
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• 2008

Purpose: To develop the patient classification system based on the resource utilization for reimbursement of long-term care hospitals in Korea. Method: Health Insurance Review & Assessment Service (HIRA) conducted a survey in July 2006 that included 2,899 patients from 35 long-term care hospitals. To calculate resource utilization, we measured care time of direct care staff (physicians, nursing personnel, physical and occupational therapists, social workers). The survey of patient characteristics included ADL, cognitive and behavioral status, diseases and treatments. Major category criteria was developed by modified delphi method from 9 experts. Each category was divided into 2-3 groups by ADL using tree regression. Relative resource use was expressed as a case mix index (CMI) calculated as a proportion of mean resource use. Result: This patient classification system composed of 6 major categories (ultra high medical care, high medical care, medium medical care, behavioral problem, impaired cognition and reduced physical function) and 11 subgroups by ADL score. The differences of CMI between groups were statistically significant (p<.0001). Homogeneity of groups was examined by total coefficient of variation (CV) of CMI. The range of CV was 29.68-40.77%. Conclusions: This patient classification system is feasible for reimbursement of long-term care hospitals.

• Korean Journal of Human Ecology
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• v.24 no.2
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• pp.185-204
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• 2015

The purpose of this study is to suggest factors for village activation and maintenance of urban village community, based on the survey of residents' interaction (neighbors relationship, using community facilities, and community activities) and their community consciousness of Seongmisan village, a successful case in Seoul. 171 residents answered the questionnaire, and the data were analyzed by the SPSS program. Major findings are as follows. 1) Families got social with neighbors, caused by common use of community facilities, nearness of houses, and kids' friendship; the number of neighbors to be expected to give help was mostly under 5. 2) Facilities used by residents more than 3 times a week were cooperative association and cafe 'Little Tree'. Facilities considered to be important by residents were living cooperative association('Doore'), kids daycare center, village school, cafe, and education center. 3) 'Village News' was mostly interested community activities; 'Village Festival' and 'Village Sports Day' were also mostly participated. 4) As for the village consciousness factors, more than 3 points of 5 marked in all the 3 categories; emotional intimacy, neighbor homogeneity, and village attribution. The village consciousness, however, showed statistically meaningful difference in residents' motivation to move into village, number of family members, age, income, period of residence, neighbors relationship, whether they participate in group activities and events or not.

• Annual Conference of KIPS
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• 2016.10a
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• pp.114-116
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• 2016

Recently, SDN and NFV technology have been developed actively and provide enormous flexibility of network provisioning. The future network services would generally involve many different types of services such as hologram games, social network live streaming videos and cloud-computing services, which have dynamic service requirements. To provision networks for future services dynamically and efficiently, SDN/NFV orchestrators must clearly understand the service requirements. Currently, network provisioning relies heavily on QoS parameters such as bandwidth, delay, jitter and throughput, and those parameters are necessary to describe the network requirements of a service. However it is often difficult for users to understand and use them proficiently. Therefore, in order to maintain interoperability and homogeneity, it is required to have a service abstraction layer between users and orchestrators. The service abstraction layer analyzes ambiguous user's requirements for the desired services, and this layer generates corresponding refined services requirements. In this paper, we present our initial effort to design a Smart Service Abstraction Layer (SmSAL) for future network architecture, which takes advantage of machine learning method to analyze ambiguous and abstracted user-friendly input parameters and generate corresponding network parameters of the desired service for better network provisioning. As an initial proof-of-concept implementation for providing viability of the proposed idea, we implemented SmSAL with a decision tree model created by learning process with previous service requests in order to generate network parameters related to various audio and video services, and showed that the parameters are generated successfully.

• Radiation Oncology Journal
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• v.35 no.1
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• pp.78-89
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• 2017

Purpose: To determine the optimal radiotherapy technique for gastric mucosa-associated lymphoid tissue lymphoma (MALToma), we compared the dosimetric parameters and the risk of solid secondary cancer from scattered doses among anterior-posterior/ posterior-anterior parallel-opposed fields (AP/PA), anterior, posterior, right, and left lateral fields (4_field), 3-dimensional conformal radiotherapy (3D-CRT) using noncoplanar beams, and intensity-modulated radiotherapy composed of 7 coplanar beams (IMRT_co) and 7 coplanar and noncoplanar beams (IMRT_non). Materials and Methods: We retrospectively generated 5 planning techniques for 5 patients with gastric MALToma. Homogeneity index (HI), conformity index (CI), and mean doses of the kidney and liver were calculated from the dose-volume histograms. Applied the Biological Effects of Ionizing Radiation VII report to scattered doses, the lifetime attributable risk (LAR) was calculated to estimate the risk of solid secondary cancer. Results: The best value of CI was obtained with IMRT, although the HI varied among patients. The mean kidney dose was the highest with AP/PA, followed by 4_field, 3D-CRT, IMRT_co, and IMRT_non. On the other hand, the mean liver dose was the highest with 4_field and the lowest with AP/PA. Compared with 4_field, the LAR for 3D-CRT decreased except the lungs, and the LAR for IMRT_co and IMRT_non increased except the lungs. However, the absolute differences were much lower than <1%. Conclusion: Tailored RT techniques seem to be beneficial because it could achieve adjacent organ sparing with very small and clinically irrelevant increase of secondary solid cancer risk compared to the conventional techniques.

• Asian Journal of Innovation and Policy
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• v.9 no.2
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• pp.223-239
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• 2020

It is important for urban planners and policy makers to understand complex, diverse urban demands and social structure, but this is not easy due to lack of data that represents the dynamics of residents at micro-geographical level. This paper explores how to create population data at at a micro-level by allocating population data to building. It attempted to allocate population data stored in a grid layer (100 meters by 100 meters) into a building footprint layer that represents the appearance of physical buildings. For the allocation, this paper describes a systemic approach that classifies grid cells into five prototypical patterns based on the composition of residential building types in a grid cell. This approach enhances allocation accuracy by accommodating heterogeneity of urban space rather than relying on the assumption of uniform spatial homogeneity of populations within an aerial unit. Unlike the methods that disaggregate population data to the parcel, this approach is more applicable to Asian cities where large multifamily residential parcels are common. However, it should be noted that this paper does not demonstrate the validity of the allocated population since there is a lack of the actual data available to be compared with the current estimated population. In the case of water and electricity, the data is already attached to an individual address, and hence, it can be considered to the purpose of the validation for the allocation. By doing so, it will be possible to identify innovative methods that create a population distribution dataset representing the comprehensive and dynamic nature of the population at the micro geographical level.

• THE INTERNATIONAL COMMERCE & LAW REVIEW
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• v.72
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• pp.139-160
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• 2016

Using the gravity model, this paper analyzes empirically how the world trade in goods is affected by regional trade agreements(RTAs) which have been spreading rapidly since the mid-1990s. This paper attempt to do the panel data analysis about 174 countries during the period of 1994-2008. These panel data include 157 RTAs. It is meaningful that this paper uses comprehensive data to analyze the net effect of regional trade agreements on the global trade volume. This provides a clue as to the answer to the stumbling block debate raised early in the regional trade agreement. Also, confirming how the participation of the WTO affected the trade volume among the member countries, the WTO-related dummy variables are additionally introduced to this gravity model. And as far as we know, the state system-related variables is first considered in this model. This variable reflects the social and cultural environments of countries as the proxy variable representing the sociocultural homogeneity. In all regressions, joining to the WTO and consistency of the state system have a positive effect on increasing the trade volumes between countries. According to the analysis of RTA trade effects, RTAs, on average, increase the volume of trade within the RTA region by 27%~37%, and decrease the volume of trade between the regional and the non-regional nation by 1.2%~3.4%.Therefore, the net effect of regional trade agreements on the promotion of global welfare is positive. For robustness check, we also introduce the interaction term of the dummy variable which reflects the RTA tightening and the continuous variable which reflects the distance effect. As a result, the RTAs alleviate the trade-decreasing effect which is caused by the distance between the countries.

• The Journal of Information Systems
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• v.19 no.2
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• pp.23-36
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• 2010

The focus of this study is to analyze between South Korea and China in terms of diversity in Management Information Systems research. As a result, there is herding phenomenon regarding researches in both of the countries compared to other previous studies. There also seemed to be lack of in-depth study of basic theories and connection to related field of study considering the broad topics of management information, unlike other international journals that pursue diversity in control referencing various methodologies, analysis units and many citations. Therefore, both South Korea and China should stabilize theoretical base of MIS through securing independent field of MIS along with founding the fundamentals by searching in diversified fields, methodologies and analysis units with focused topics. The upshot here is that with respect to diversity in MIS from both countries, to alleviate herding phenomenon, enforcing accuracy of data collection and reducing convenience pursuit should be implemented. Also as criteria to select a topic, different kinds of consulting concepts and taking social issues into consideration that helps tool development and analysis power should be done. Through varied methodologies, tool development and analysis power should be assisted and analysis unit should be shifted to organization unit for Korea and team or individual for China only to augment the accessibility. As a limitation for the paper is that the data used in this analysis is secondary data. In addition, although time period used in both countries were the same, object of analysis had homogeneity in Korean case while Chinese one having heterogeneity from 19 different journals. For the future studies, multicultural comparison or time series analysis and their comparison in deeper approach with regard to object of analysis and methodologies can contribute to further MIS diversity.