• Title/Summary/Keyword: Qualitative Method

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Development and Validation of a Behaviorally Anchored Rating Scale for Peer Evaluation in Group Projects (조별 과제 동료평가 행동기준평정척도 개발 및 타당화 연구)

  • Shin, Tae Seob
    • Journal of Engineering Education Research
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    • v.21 no.5
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    • pp.32-39
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    • 2018
  • The purpose of this study was to develop and validate a behaviorally anchored rating scale for peer evaluation in group projects based on social interdependence theory. A mixed method involving a qualitative and quantitative approach was used in this study. In the qualitative study, both the individual and group interviews were conducted to college students regarding their cooperative learning experiences. Data from this qualitative research was analyzed based on 5 elements of cooperative learning and 'critical incidents' were extracted from students' own voices that would serve as specific rating criteria in the scale. Once the 'critical incidents' have been incorporated into the scale, validation from 3 independent experts was conducted. In the quantitative study, correlations with relevant variables were analyzed to examine the criteria-referenced validity. Findings suggest that the behaviorally anchored rating scale for peer evaluation in group projects can be used in various team-based learning contexts.

A Study on Role Conflict in Physician Assistant Nurses (진료협력간호사의 역할갈등에 관한 연구)

  • Kim, Se Young
    • Journal of Korean Academy of Fundamentals of Nursing
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    • v.26 no.3
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    • pp.176-187
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    • 2019
  • Purpose: This study was a qualitative study done to investigate the experience of role conflict by physician assistant nurses. Methods: The basis for this study was qualitative research using the phenomenological method. Research participants were 10 physician assistant nurses. Data collection methodology was in-depth interviews. The interviews were conducted 1 to 2 times and each interview lasted within the range of 45 minutes to 2 hours. The data collection and analysis were carried out simultaneously and the Colaizzi (1978) methodology was adopted for data analysis. Results: The results showed 46 significant statements, 13 meaningful statements, 7 themes, and 3 clusters of themes. The 3 clusters of themes were: 'Identity conflict', 'Relationship role conflict' and 'Institutional role conflict'. Conclusion: The findings from this study suggest that legal status guarantees have to be prepared in order to resolve the role conflict of physician assistant nurses.

Rapid ecosystem services assessment of Mundok Ramsar wetland in Democratic People's Republic of Korea and opportunities to improve well-being

  • Hyun-Ah Choi;Bernhard Seliger;Donguk Han
    • Journal of Ecology and Environment
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    • v.47 no.2
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    • pp.27-34
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    • 2023
  • Background: The understanding of ecosystem services can be quantified and qualitative to assess the impacts of changes in the ecosystem to support human well-being. In the Democratic People's Republic of Korea, sustainable use of ecosystem services has attracted the interest of a range of decision-makers. However, although there is a concern for biodiversity, natural ecosystem, and their services, linking ecosystems with conservation planning remains challenging. Results: This study assessed the first qualitative ecosystem services provided by the Mundok wetland with decision makers of the West/Yellow Sea region. Furthermore, this study applied the Rapid Assessment Wetland Ecosystem method to support natural resources management, improving living conditions. We identified that cultural and supporting services index are highly provided, but preparing a plan to increase the provisioning and regulating services in Mundok wetland is necessary. Conclusions: The assessment results can provide helpful information for ecosystem services assessment, habitat conservation, conservation planning, and decision-making at local level.

The Impact of Cancer Diagnosis and Its Treatment on Korean Women's Lives: A Meta-synthesis Study

  • Suh, Eunyoung E.
    • Korean Journal of Adult Nursing
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    • v.27 no.1
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    • pp.117-126
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    • 2015
  • Purpose: Korean women, who have come to the forefront at a risk of cancer, have been notable objects for qualitative nursing research in last a couple of decades. Given the imparity and varieties of those findings, this study was aimed to synthesize the impact of cancer diagnosis and its treatment on Korean women's lives using a qualitative meta-synthesis method. Methods: By searching five English-based databases and four Korean databases, 21 qualitative studies on Korean women's particular experiences of cancer diagnosis and treatment since 2000 were included. Using a meta-synthesis process by Sandelowski & Barroso (2007), the selected studies were synthesized for interpretive integration of the findings. Results: The meta-synthesis elicited three themes: detachment from the usualness, awareness of profound desires, and redefinition of every relation. With destructive experiences of a diagnosis and its treatments, Korean women felt apart from their everyday life, daily roles, and even from their own body. They then grasped a strong desire for life and for beauty, and reconfirmed the sense of mission for being a mother. Those changes made them to reconstruct all relations surrounded them. Conclusion: The findings yield a substantive portrait of the given issue, which could be helpful for health care professionals.

How do Lung Cancer Patients Experience Stigma?: A Meta-synthesis of Qualitative Studies

  • Jeong, Ji Yeon;Jeong, Gyeonghui;So, Hyang Sook
    • Korean Journal of Adult Nursing
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    • v.28 no.1
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    • pp.116-126
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    • 2016
  • Purpose: Lung cancer patients are often stigmatized since lung cancer is closely associated with smoking, which is a self-administered life style. The stigma of lung cancer has been examined in some qualitative studies; however, their findings were diverse and not yet synthesized. Therefore, this meta-synthesis study aimed to explore how lung cancer patients experience stigma. Methods: A meta-synthesis method, as suggested by Sandelowski and Barroso in 2007, was applied by aggregating the findings after an evaluation according to consolidated criteria for reporting qualitative research (COREQ). Results: By synthesizing the findings of the selected seven papers, a synthesized theme was emerged as "experiencing external and internal distances, which mandates authentic and consistent supports." The four sub-themes included 'experiencing some distance from the surrounded world,' 'experiencing self-made distance between the disease and oneself,' 'the disease experience causes social isolation and loneliness,' and 'there is lack of supportive care for myself.' Conclusion: Health care providers should be more attentive to supporting lung cancer patients by providing more effective advocacy programs that improve patients' quality of life.

A Study on the Quantification of Qualitative Attributes in Industrial Design (질적 디자인 가치의 수량화(I))

  • 우흥룡
    • Archives of design research
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    • v.2 no.1
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    • pp.117-130
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    • 1989
  • Evaluation is to be seen a~ a central component of design activity. It is an attempt to ensure that the proposal which arises is accepted and that the resulting artefact itself suited to its purposes in practice. Recent surveys of Evaluation show that most methods require quantitative and explicit attributes. Always a significant part of the attributes of design proposals is qualitative. Therefore we need some study that convert qualitative attributes into quantitative scale values, because in many cases con\ulcornerclusions can be drawn about the order of the overall value of the design proposals. Following to Thurstone's psychological scaling methods, attributive values are assigned by ruting scale methods, met, hod of rank-order and method of paired comparisons. The problem of psycho\ulcornerlogical scaling is then to determine whether the stimuli can be ordered on a psychological continuum with respect to the degree of the attributes each possesses. The law of comparative judgement assumes that for a given stimulus there is associated a most frequently aroused or modal discriminal process on a psychological continuum. This paper is based upon the premise that the modal discriminul process will also be the same as the mean or median of the distribution.The objective of this paper is to argue for an acceptance of qualitative approaches to the evalua\ulcornertion of Design as a complement to the existing quantitative techniques. The scale values of 10 attri\ulcornerbutes \ulcorner(1) originality, (2) aesthetics, (3) satisfaction, (4) effeciency, (5) function, (6) size, (7) texture, (8) simplicity, (9) symbol, and (10) facility) in case of TV sets are obtained and their interactions are examined.

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A qualitative Study of successful community networking experiences of social workers (지역사회 네트워킹(community networking) 형성·유지경험에 관한 질적 연구)

  • Jeong, Jeong-Ho
    • Korean Journal of Social Welfare Studies
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    • v.45 no.2
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    • pp.289-325
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    • 2014
  • In spite of theoretical logics about the necessities and effects of community networking, we have easily watched the failure of netwoking efforts and break of community networks in everyday life. Starting from these experiences, I tried to understand the process of community networking from the networkers'point of view, by the qualitative research method. Through qualitative in-depth interviews on the 6 experienced social workers in 4 communities, I analyzed their experiences of community network building, presented the results(practical guidelines), especially for the social workers expecting to be a community netwoker themselves. They consist of 10 categories and 5 themes(Being a leader/leaderships, partnership/teamwork building, understanding the impact of context, resource usage, netwoking sustaining).

Dynamic Analysis of National R&D Projects' Qualitative Efficiency (국가연구개발사업 질적 효율성의 동태적 분석)

  • Kim, Kyungsoo;Cho, Namwook
    • Journal of Korea Society of Digital Industry and Information Management
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    • v.15 no.1
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    • pp.9-20
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    • 2019
  • Korea's R&D investment has significantly increased in recent years. However, the efficiency of R&D investment is still in question. In order to examine the ways to improve the efficiency of R&D investment, this paper presents dynamic analysis on both quantitative and qualitative efficiency of R&D projects. A Data Envelopment Analysis(DEA)/Window method is used to analyze static and dynamic efficiencies of Industrial Material R&D projects in Korea from 2012 to 2016. As a result, statistically significant differences between quantitative and qualitative efficiency have been found. It has been observed that characteristics of Decision Making Units(DMUs) have an impact on both static and dynamic efficiencies. In particular, textile and ceramic projects showed relatively stable qualitative efficiency for a short-term perspective, while steel and chemical projects showed such stability for a long-term perspective. Among the types of project principals, universities showed relatively stable efficiency, compared with private sectors and research institutes. The results of this paper can be used as a guideline to manage the performance and stability of R&D projects' efficiency.

Systematic Review of Short Stature and Growth Related Qualitative Researches (저신장 및 성장과 관련된 질적연구에 대한 체계적 문헌 고찰)

  • Kim, Hye Jin;Jeon, Chae Heun;Roh, Min Yeong;Han, Ye Ji;Kim, Hyun Ho;Cheong, Moon Joo;Leem, Jung Tae
    • The Journal of Pediatrics of Korean Medicine
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    • v.33 no.4
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    • pp.74-88
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    • 2019
  • Objectives The aim of this study is systematic evaluation of the quality of qualitative studies related to short stature. It will be utilized as fundamental data for future qualitative research about Korean Medicine Pediatrics treatment for short stature. Methods We searched qualitative studies related to short stature in the Pubmed. Two researchers independently assessed the quality of the qualitative researches by using Consolidated criteria for reporting qualitative research (COREQ) and Critical Appraisal Skills Program (CASP). We also qualitatively synthesized theme of each included studies. We presented integrated theme and categories with in vivo coding about qualitative research about short stature. Results A total of 47 papers were screened and 7 papers were finally selected. In the quality assessment using COREQ, detalied information about the researchers, methods of approach, reasons for non-participation, presence of non-participants, participant's review of the transcript, and participant's review of the findings were insufficient. In the quality evaluation using CASP, there were lack of justifications for the research methods, description method of research, and bias in process of data analysis. The findings were synthesized into three themes: fixed idea about height, discomfort caused by small stature and personal coping strategy with stress caused by short stature. Conclusions In further qualitative research, it is necessary to report the research according to COREQ and CASP checklist. It is also necessary to understand the stress and coping strategies to short stature of patients, We need to develop a social management strategy for short stature.

Restoration of underwater images using depth and transmission map estimation, with attenuation priors

  • Jarina, Raihan A.;Abas, P.G. Emeroylariffion;De Silva, Liyanage C.
    • Ocean Systems Engineering
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    • v.11 no.4
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    • pp.331-351
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    • 2021
  • Underwater images are very much different from images taken on land, due to the presence of a higher disturbance ratio caused by the presence of water medium between the camera and the target object. These distortions and noises result in unclear details and reduced quality of the output image. An underwater image restoration method is proposed in this paper, which uses blurriness information, background light neutralization information, and red-light intensity to estimate depth. The transmission map is then estimated using the derived depth map, by considering separate attenuation coefficients for direct and backscattered signals. The estimated transmission map and estimated background light are then used to recover the scene radiance. Qualitative and quantitative analysis have been used to compare the performance of the proposed method against other state-of-the-art restoration methods. It has been shown that the proposed method can yield good quality restored underwater images. The proposed method has also been evaluated using different qualitative metrics, and results have shown that method is highly capable of restoring underwater images with different conditions. The results are significant and show the applicability of the proposed method for underwater image restoration work.