• Title/Summary/Keyword: Comprehensive assessment

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Development and assessment of water management resilience of mid-small scale tributaries (지류 중소하천의 물관리 탄력성 평가지수 개발 및 평가)

  • Park, Jung Eun;Lee, Eul Rae;Lim, Kwang Suop
    • Journal of Korea Water Resources Association
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    • v.49 no.2
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    • pp.95-106
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    • 2016
  • Water Management Resilience Index (WMRI) was developed as a policy measure of adaptability to withstand water stresses and to set up water management strategies mainly in mid-small scale tributaries, and then evaluated on 117 sub-basins in South Korea. The index consists of 3 sub-indices such as vulnerability, robustness and redundancy sub-indices, each including indicators of 3 sectors: water use, flood mitigation, and river environment. Total number of indicators selected for the index was 31. Taking into account the stream order and control capability of river flow discharge, sub-basins were categorized into 3: 1 for mainstreams of lower large dams, 2 and 3 for tributaries, respectively without and with flow discharge regulation. As a result of the evaluation, resilience index scores in Category 2 and 3 are much lower than that of Category 1, especially with very poor score of redundancy. Although there was no significant difference between mainstream and tributaries in vulnerability and robustness sub-indices, results of redundancy sub-index in tributaries were lower than those in mainstream. Thus, it is conceived that the variety of water management schemes should be considered to improve their resilience in the face of future uncertainty. Addressing comprehensive stability of river basin against internal and external impacts, WMRI in this study can also be used for the prioritization of water management plans.

Development of a Framework for Evaluating Water Quality in Estuarine Reservoir Based on a Resilience Analysis Method (회복탄력성 분석 기반 담수호 수질 평가 프레임워크 개발)

  • Hwang, Soonho;Jun, Sang Min;Kim, Kyeung;Kim, Seok Hyun;Lee, Hyunji;Kwak, Jihae;Kang, Moon Seong
    • Journal of The Korean Society of Agricultural Engineers
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    • v.62 no.5
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    • pp.105-119
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    • 2020
  • Although there have been a lot of efforts to improve water quality in the estuarine reservoir, overall the water quality problems of the estuarine reservoirs remain. So, it is essential to establish water quality management plans under a comprehensive understanding of the environmental characteristics of the estuarine reservoir. Therefore, in this study, a resilience analysis framework for evaluating the estuarine reservoir's water quality was suggested for improving existing assessment method for water quality management plan. First, as a result of analyzing the static resilience to each scenario, it was found that from the S3 scenario in which dredging was conducted considerably, the resilience of about 30% more than the current estuarine reservoir system was restored. Second, as a result of analyzing the dynamic resilience, if cost and time are considered, there is no significant difference in robustness and resourcefulness, so it can be seen that the resilience of the estuarine reservoir can be efficiently improved by simply performing dredging up to the level of Scenario 3. Finally, as a result of comparing static and dynamic resilience, since static resilience is only presented as a single value, the differences and characteristics of the resilience capacity of the estuarine reservoir might be overlooked only by the static resilience analysis. However, in the aspect that it is possible to interpret the internal recovery capacity of the estuarine reservoir in multiple ways with various indicators (robustness, redundancy, resourcefulness, rapidity), evaluating water quality based on dynamic resilience analysis is useful.

Relationships between the Nutrient Intake Status, Dietary Habits, Academic Stress and Academic Achievement in the Elementary School Children in Bucheon-si (부천시 일부 초등학생의 영양소 섭취상태, 식습관, 학업스트레스와 학업성취도와의 관련성 연구)

  • Kim, Seol-A;Lee, Bog-Hieu
    • Journal of Nutrition and Health
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    • v.41 no.8
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    • pp.786-796
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    • 2008
  • This study examined the influence of the nutrient intake status, dietary habit, and academic stress of elementary school children on their academic achievement. Two-hundred and twenty-four fifth-graders in Bucheon-si, Gyeonggido were surveyed. The study included the 24 hr-recall, anthropometric measurement, assessment of stress level and academic achievement. The subjects were normal in height, weight and Rohrer index, but higher percentage of underweight was seen in girls and vice versa in boys. The overall nutrient intake and dietary habits were fairly good, but Ca and folate intake was less than 75% KDRIs and dietary habits of boys were inferior. Academic stress level of all the subjects was not high. In terms of academic performance and its relations with nutrient intake, the more the amount of nutrient intake, the higher the academic performance. Especially, it was true for the energy, protein, phosphorus, potassium, zinc, polyunsaturated fatty acids, and n-6 fatty acid intakes (p < 0.05). The overall academic performance was higher for those who eating-out less frequently. Children with higher comprehensive dietary habit scores have shown better academic performance (p < 0.05). Less stress implied to those shown higher academic achievement while those with relatively poor academic performance showed high stress level since their grade did not improve as much as they anticipated. In conclusion, the academic achievement was higher for those who have a better nutritional status, better dietary habits, and lower stress levels. Therefore, it is critical for nutritionists, parents, and teachers to improve the nutritional status and dietary habits as well as to help them manage their stress levels, which will eventually contribute to an enhanced academic performance.

Enhancement of the Roles of Physical Education to Prevent School Violence (학교폭력 방지를 위한 체육의 역할 제고)

  • Nam, Joong-Woong
    • The Journal of the Korea Contents Association
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    • v.12 no.7
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    • pp.368-377
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    • 2012
  • The comprehensive countermeasures against school violence recently announced by the government include some content on physical education classes. Physical education has long been ignored in school paradoxically in spite of the deteriorating physical strength and health of adolescents. The physical education subject undervalued in the middle of overly excessive competitions for college entrance exams finds its core goal in whole person education and officially emphasizes the development of personality aspects, which means that physical education claims important significance by providing diverse approaches to school violence prevention. This study thus set out to enhance the roles of physical education for school violence prevention. In Korean society, school violence has taken deep root due to the combined results of individual, family, school and community factors, the growth-first policy driven by compressed modern growth, and neoliberalism based on economic efficiency. School violence possesses such fixed value systems and convictions in Korean society. Education has failed to achieve some effectiveness because of the serious level of school violence, which calls for assessment of ideology having big impacts on educational environments. Given that it has been rediscovered that physical education has legitimacy of alleviating or preventing school violence through its value, an alternative to eradicate school violence should start with physical education normalization in school. Specific alternatives including the activation of sports clubs in school will be established as more fundamental practical alternatives when accompanied by the development of school violence-related programs and the operation of in-service training programs for physical education teachers.

A Study on the University Student's Consciousness about Sex and AIDS (대학생의 성 및 AIDS에 관한 의식 연구)

  • 강병우
    • Korean Journal of Health Education and Promotion
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    • v.11 no.1
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    • pp.43-56
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    • 1994
  • Although the officially confirmed incidence of the acquired immune deficiency syndrome(AIDS) has remained low thus far in Korea, the progression of the pandemic has been rapid, concerned about an eventual increase in transmission. Until a vaccine or cure is found, public information and education remain an important weapon against AIDS. For the year 2000, the current WHO projection is that there will be a cumulative total of 40 million HIV infections in man, woman and children, of which more than 90% will be in the developing countries. The incerased mortality among adults and children has raised concerns that AIDS may become so devastaing as to reverse positive population growth rates and wipe out entire population. In order to plan for the rising incidence of patient with AIDS, an assessment of AIDS-related cognition and behavior, attitude of the recognized high-risk groups is necessary. Considering that undergraduates have sexuality active and more oriented toward sexual concerns than other ages. Adolescents today are more sexually involved than in the past: The media, including films, music, and television, reinforce sexual concerns by preseating images of highly sexual adolescents. Incidence of both petting and sexual intercourse in higher and occurs at earlier ages, they are important reservoir of AIDS infection. Hence, it has become important to emymerats and describe the knowledge, attitude and behavior of them, I want.. This information will eventually guide the direction of change in public policies and education programs to meet the challenges of AIDS. The objective of this study were to identity Knowledge, Attitude, Experience of Sex and AIDS in Korea. The data were collected by survey at Korean Federation for AIDS Affairs, INC. and J university, K junior college. After October in 1993, surveyed with 507 student during their's college days in Seoul. The questionnaire was designed to provide information on sex and AIDS-related knowledge and attitudes and experience. AIDS-related knowledge was measured by using 26 questions on mode of transmission and AIDS-related attitudes were measured by 7 questions, AIDS-related experience was measured by 5 questions. There were the main dependent variables in our study, In conclusion, students during their university day need to develop AIDS-preventive education programs. Clearly, the many AIDS-prevention educational effort need to be guided by well trained health agents. Financial supports from all sectors (i.e., public and private) of our society are required to achieve that end. Further researches on AIDS-related Knowledge and Attitude and behaviors of undergraduates are needed for the development of comprehensive AIDS prevention programs.

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Risk-Based Performance Evaluation and Prediction Tool by Characterizing Construction Projects in Pre-Project Planning (초기 단계 프로젝트 특성을 고려한 리스크 평가 및 예측 툴 개발)

  • Shin, Kang-Yong;Cha, Hee-Sung
    • Korean Journal of Construction Engineering and Management
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    • v.9 no.5
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    • pp.168-175
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    • 2008
  • Project risk factors are major triggers in cost performance in construction projects. Both owners and contractors are highly concerned in managing their risks in earlier times. As such, it is needed to provide a robust risk evaluation methodology in identifying and assessing the potential risks before project execution. In previous research, risk identification was conducted only in specific phases, i. e., design, procurement, construction. Therefore, the comprehensive approach in risk management was limited and their quantifying method was not well-defined. Since the benefit of planning in earlier times are maximized compared to later times, the risk management should be implemented in earlier planning stage. This study provide a new risk evaluation method by incorporating previous research and extensive literature review. By quantifying each risk factor from an extensive industry survey, the proposed tool can enhance the reliability of each factor weight and also the weights are categorized from a various perspectives, i.e., owners, contractors, lager-scale company, smaller-scale company, building projects. The proposed tool can be also useful in deciding on whether to proceed a particular project and How much the project contingency would be set aside in project execution. The study findings can also expedite the risk management procedure in a more systematic approach.

Assessment of Impact Rating Class and Deterioration Condition on the Trails in Juwangsan National Park (주왕산국립공원의 탐방로 훼손현황과 환경피해도 평가)

  • Nam, Yeop;You, Ju-Han;Heo, Sang-Hyun
    • Korean Journal of Environment and Ecology
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    • v.29 no.4
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    • pp.605-614
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    • 2015
  • This study was carried out to maintain, manage and restore the trails by assessing the physical conditions, the patterns of deterioration and the impact rating class of the major trails of Juwangsan National Park. The major trails followed 4 routes including Jubong, Gamaebong, Janggunbong~Geumeungwangi and Woloe. The route length of Jubong was 4.6 km; it was 3.6 km for Gamaebong, 5.6 km for Janggunbong~Geumeungwangi and 5.9 km for Woloe. As for the physical conditions, Jubong was the widest and Janggunbong~Geumeungwangi was the narrowest in trail width. In terms of the bared trail width, Jubong was the widest and Janggunbong~Geumeungwangi was the narrowest. As for the depth of erosion, Gamaebong was the deepest and Woloe was the shallowest. Janggunbong~Geumeungwangi was the steepest and Gamaebong was the gentlest in the slope. Further, Gamaebong showed the highest soil hardness, and Woloe had the lowest hardness. In terms of the times of appearance of deterioration patterns, Jubong recorded 71 times, Gamaebong 62 times, Janggunbong~Geumeungwangi 63 times and Woloe 78 times. In case of the impact rating class, the trail erosion was similar to grades I and II grade; the rest were mostly I grade and hence considered to be in a generally good condition. For the ongoing management of trails, a comprehensive study needs to be conducted in the light of various environmental factors. Also, a restoration plan for damaged trails should be established with consideration for the surrounding environment and ecosystem.

Efficacy of Acupuncture in Treating Upper Abdominal Pain in Cancer Patients: Study Protocol for A Randomized Controlled Pilot Clinical Trial (암환자의 상복부 통증 치료에 대한 침의 효과: 무작위배정 대조군 연구 예비임상시험 프로토콜)

  • Jung, Jin-Yong;Lee, Hyun-Jong;Seo, Jung-Chul;Min, Bo-Mi;Cho, Min-Su;Shin, Im-Hee;Roh, Woon-Seok;Kwak, Min-Ah
    • Korean Journal of Acupuncture
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    • v.31 no.1
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    • pp.33-39
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    • 2014
  • Objectives : This study was designed to evaluate the feasibility of further acupuncture research as an effective and safe treatment for reducing cancer-related upper abdominal pain in patients treated with Neurolytic celiac plexus block(NCPB). Methods : This study is a randomized controlled pilot clinical trial of 3-week duration. Fourteen patients will be recruited and randomly allocated to 2 groups: an acupuncture plus NCPB group(experimental group) and a NCPB group(control group). All patients will undergo one session of NCPB, but only the experimental group will receive three acupuncture sessions a week for 2 weeks(6 in total). The primary outcome will be measured using the visual analogue scale, and the secondary outcome will be measured using the Painvision system and the consumption of additional analgesics. Assessments will be made at baseline and at 1, 2, and 3 weeks thereafter(that is, the 3-week assessment will be made 1 week after treatment cessation). Conclusions : This clinical trial will inform the design of a full-scale trial. The outcomes will provide information to facilitate the incorporation of acupuncture into existing pain management methods such as NCPB in the treatment of cancer-related upper abdominal pain patients.

Assessment of Spatiotemporal Water Quality Variation Using Multivariate Statistical Techniques: A Case Study of the Imjin River Basin, Korea (다변량 통계기법을 이용한 시·공간적 수질변화의 평가: 임진강유역에 관한 연구)

  • Cho, Yong-Chul;Lee, Su-Woong;Ryu, In-Gu;Yu, Soon-Ju
    • Journal of Korean Society of Environmental Engineers
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    • v.39 no.11
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    • pp.641-649
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    • 2017
  • In the study, the water quality of the Imjin River basin with pollutants of changing characteristics it was determined through statistical analysis, correlation analysis, principle component and factor analysis, and cluster analysis. Among all analyzed data points, the average water quality concentration at the Sincheon 3 site shows high levels of BOD 13.4 mg/L, COD 19.9 mg/L, T-N 11.145 mg/L, T-P 0.336 mg/L, TOC 14.2 mg/L, indicating that Sincheon basin requires intersive water quality management out of the entire drainage basin. The correlational analysis of comprehensive water quality data shows statistically significant correlation between COD, TOC, BOD, T-N water quality factors, as well as finding of high correlation between organic and nutrients. The principal component analysis show that 2 main components being extracted at 81.221% from the measuring station's entire data, while seasonal data show 3 main components being extracted at 96.241%. Factor analysis of the entire data set and the seasonal data identify BOD, COD, T-N, T-P, TOC as the common factors influencing water quality. The spatial and temporal cluster analysis showed 4 groups and 3 groups, respectively, according to seasonal characteristics and land use. By analysing the water quality factors for the Imjin River basins over an 8 year period, with consideration to the spatial and temporal characteristics, this study will become the fundamental analytic data that will help understand the future changes of water quality in the Imjin River basin.

영적간호중재가 호스피스 환자의 영적안녕과 우울에 미치는 효과

  • Song, Mi-Ok;Kim, Jeong-Nam
    • Korean Journal of Hospice Care
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    • v.4 no.2
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    • pp.9-20
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    • 2004
  • Purpose: The purpose of this study was to elucidate the effects of spiritual nursing intervention on spiritual wee-being and depression level of the hospice patients. Method: The subjects for this study were collected from 62 patients who were admitted in the hospice care unit from July 28, 2000 to October 31, 2002 in D city K hospital. Subjects were 31 members of the experimental group and 31 members of the control group. It was devised with a nonequivalent control group pretest-posttest design. The spiritual nursing intervention was given by using the therapeutic use of self, Scripture, prayer, Hymn and music, use of church community involvement and refer to pastors according to assessment of patients' spiritual need for 3 weeks(total 12 times and 1 hour per each intervention). Sangsoon Choi(1990) and Jungho Kang(1996)'s spiritual well-being scale, which was modified from Palautzian and Ellison(1982)'s spiritual well-being scale, was used to investigate patients' spiritual well-being. To investigate level of depression, OkHyun Song(1977)'s Depression Scale, which was modified from Zung(1965)'s Depression Inventory, was used. Data were analyzed by x2-test, t-test, Repeated measures ANOVA with SPSS/Win 10.0 program. Results: 1.The 1st hypothesis, 'total spiritual well-being score in the experimental group, who received the spiritual nursing intervention, will be higher than the control group who did not receive the spiritual nursing intervention' was supported(F=6.28, p=0.015, Interaction: p=0.000). 2.The 1-1st sub-hypothesis, 'religious well-being score in the experimental group, who received the spiritual nursing intervention, will be higher than the control group who did not receive the spiritual nursing intervention' was supported(F=12.75, p=0.001, Interaction: p=0.000). 3.The 1-2nd sub-hypothesis, 'existential well-being score in the experimental group, who received the spiritual nursing intervention, will be higher than the control group who did not receive the spiritual nursing intervention' was supported(F=6.87, p=0.016, Interaction: p=0.000). 4.The 2nd hypothesis, 'depression level in the experimental group, who received the spiritual nursing intervention, will be lower than the control group who did not receive the spiritual nursing intervention' was supported(F=10.45, p=0.002, Interaction: p=0.000). Conclusion: From the above results, spiritual nursing intervention was an effective program to improve spiritual well-being state and decrease depression level for the hospice patients. In the future, when the spiritual intervention, which the researcher developed, applied on nursing field, the hospice patients can have comprehensive well being including spiritual well being and peaceful dying life.

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