• Title/Summary/Keyword: Mediation analysis

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A Study on User Acceptance Model of uTradeHub Service Based on Unified Theory of Acceptance and Use of Technology (통합기술수용이론(UTAUT) 기반 uTradeHub 서비스의 사용자 수용모형에 관한 연구)

  • Song, Sun-Yok
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.18 no.8
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    • pp.181-189
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    • 2017
  • This study examines whether the variables used in the Unified Theory of Acceptance and Use of Technology(performance expectancy, effort expectancy, social influence, and facilitating conditions) is applicable to continuous usage of uTradeHub at a time of expansion in the use of uTradeHub. In addition, the role of user satisfaction(mediating effect) and CEO support(interaction effect) in the relationship is identified attempting to provide basic data to help uTradeHub management strategy establishment. A total of 101 valid responses collected through questionnaires were used for empirical analysis(using SPSS 24.0), and the results are as follows. First, for the effect of the integration technology acceptance factor on user satisfaction(H1), only performance expectancy, effort expectancy, and social influence were significant, but facilitating conditions was not significant. Second, for the effect of user satisfaction on the continued use of uTradeHub(H2), there was a significant result. Third, the mediation effect on verification of user satisfaction(H3) was full where performance expectancy, effort expectancy, and social influence prompted continuous usage through user satisfaction. Fourth, for interactive effect verification of CEO support(H4), an interaction effect was shown only in the influence relationship of performance expectancy and social influence on user satisfaction.

The Impact of Maternal Stress on Parenting Efficacy -An Analysis of Path Difference between Income Groups- (어머니의 스트레스가 부모효능감에 미치는 영향 -소득 집단 간 경로차이 분석-)

  • Kim, Jean-Ie
    • Journal of the Korean Society of Child Welfare
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    • no.36
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    • pp.101-132
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    • 2011
  • Using data collected from Korean mothers (N=429) with preschool children (aged 3 to 5 years) in 12 day care centers in Seoul, this study aims to empirically demonstrate the different pathways acute and chronic stress affect parenting efficacy of mothers according to the income group to which they belong. Analytic results show mothers in the low-income group show higher levels of depressive symptoms than mothers in the middle-income group, and the former also show more frequent and higher levels of acute and chronic stress than the latter. The mediation model results show that acute stress and chronic stress did not directly affect parenting efficacy, but rather indirectly affect parenting efficacy through maternal depressive symptoms. Acute stress and chronic stress are both significant factors affecting depressive symptoms with chronic stress exerting greater influence. When the total effect was analyzed, chronic stress has a greater effect on parenting efficacy than acute stress. The effect of chronic stress on maternal depressive symptoms is greater on low-income mothers than middle-income mothers, while the effect of acute stress on maternal depressive symptoms and the effect of those symptoms on parenting efficacy are greater on middle class families than low-income families. In order to maximize effective parenting in high-risk situations, the psychological welfare of mothers needs to be protected from the environmental difficulties they face. Based on the results, policies to support women and parents at the national and social levels are discussed.

A Study on the Influence of Social Worker on Deviant Workplace Behavior (사회복지사의 일탈적 과업행동에 미치는 영향에 관한 연구)

  • Lim, Jin Seop;Jeong, Hye Won;Kim, Tae Hyeong
    • Korean Journal of Social Welfare Studies
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    • v.48 no.2
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    • pp.35-69
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    • 2017
  • The purpose of this study was to examine the effects of Person-Job Fit and Person-organization Fit on deviant workplace behavior and mediating effects of job-alienation on this relation. Research data was collected from 567 social workers who were attending supplement education for employees working for social welfare organizations in Gwangju. Main results of the analysis in this study were as follows. First, the Person-Job Fit and Person-organization Fit have significantly negative effects on job-alienation. Also there were significantly positive relationships between job alienation and deviant workplace behavior. Second, Person-Job Fit and Person-organization Fit had directly no relationships with deviant workplace behavior but had indirect influences mediating effects of job-alienation that is featured as a full mediation variable on this relation. Third, there was no difference between the population by sex on this relation. Finally, based on the results of this study, we present the practical implications and discussion for deviant workplace behavior of Employment of Participants under Social welfare facilities.

The Effects of Early Cumulative Risk Factors on Children's Development at Age 3 - The Mediation of Home Learning Environment - (유아기 발달에 대한 생애 초기 가족 누적위험요인의 영향 - 가정학습환경을 매개로 -)

  • Chang, Young Eun
    • Journal of the Korean Society of Child Welfare
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    • no.54
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    • pp.79-111
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    • 2016
  • The purpose of this study was to examine the structural models in which early cumulative risk factors affect children's language(indicated by expressive vocabularies) and social development(indicated by peer competence) at age 3 thorough their effects on the home learning environment. To examine the hypothesized models, the data of 1,725 families from the second and the fourth waves of the Panel Study of Korean Children was used. Correlation analysis and structural equation modeling were conducted to test the models. First, the cumulative risk factors at age 1 and 3 were highly correlated, implying the stability of the risk factors over time. The more cumulative risk factors at age 1 predicted the lower level of the home learning environment at age 3, which, in turn, was significantly related to both language and social development at age 3. However, the early cumulative risk factors did not directly influence later developmental outcomes. Moreover, the cumulative risk factors at age 3 were directly related to the child's language development, but neither social development northe home learning environment. In addition, the mediational role of the home learning environment (i.e., cumulative risk factors at age 1${\rightarrow}$home learning environment${\rightarrow}$language and social development) was statistically supported. In conclusion, the early cumulative risk factors in infancy indirectly predicted children's development at age 3 through the home learning environment. The practical implications for the early intervention and support for the families with infants who are experiencing multiple risk factors were discussed.

The Effect of Socially-Prescribed Perfectionism of College Students to Depression: Testing the Mediation effect of Intolerance of Uncertainty and Unconditional Self Acceptance (대학생의 사회부과적 완벽주의가 우울에 미치는 영향: 불확실성에 대한 인내력 부족과 무조건적 자기수용의 매개효과를 중심으로)

  • Choi, Jea-Gwang;Song, Wonyoung
    • Journal of Convergence for Information Technology
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    • v.8 no.3
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    • pp.183-191
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    • 2018
  • This study is to examine the effects of Socially Prescribed Perfectionism on depression by Intolerance of Uncertainty and Unconditional Self Acceptance, and to well being to improve the positive life of college students. This study is conducted on 238 college students who are influenced by Socially Prescribed Perfectionism, Intolerance of Uncertainty, Unconditional Self Acceptance, and Depression. This study analyzed a questionnaire consisted of a sub-component of the Multidimensional Perfectionism Scale (MPS), a Intolerance of Uncertainty Scale(IUS), an Unconditional Self Acceptance Questionnaire-R(USAQ-R), and a depression scale (CES-D) and verified correlation analysis and structural equation model. The results of this study showed that socially prescribed perfectionism had significant negative correlations with intolerance of uncertainty, and had significant positive correlation with unconditional self acceptance. The results of the structural equation model showed full mediating effect of the intolerance of uncertainty and unconditional self acceptance between Socially prescribed perfectionism and depression, Finally, implications and suggestions are suggested in this study.

A Mixed Methods Research on the Job Burnout of Teacher Librarians: Focused on Mediating Effects of Job Engagement (사서교사의 직무탈진에 관한 혼합연구 - 직무열의의 매개효과를 중심으로 -)

  • Kim, Soo-Jin
    • Journal of the Korean Society for Library and Information Science
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    • v.53 no.4
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    • pp.255-283
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    • 2019
  • The purpose of this study is to identify the factors affecting job burnout by analyzing the job burnout patterns and levels in teacher librarians and to empirically investigate the relationship among the effective factors. For qualitative research 17 teacher librarians were intentionally chosen and in-depth interview was conducted from September 5, 2018 to October 30, 2018. The in-depth interview shows that the factors affecting the job burnout of teacher librarians are the sense of belonging, professional identity, professional development opportunities, reputation of teacher librarians, social support and job engagement which defined as librarians' job specificity. For the reliability and validity of the measurement tools, six teacher librarians were primarily investigated from December 5, 2018 to December 7. After that a survey was carried out through the web questionnaire for two weeks from December 20, 2018 to January 3, 2019. A total of 305 copies were collected, all of which were used for the analysis. The results of the quantitative study are summarized as follows. First, concerning the job specificity of teacher librarians, the factors affecting job burnout were professional identity, reputation of teacher librarians, and social support. Second, concerning the job specificity of teacher librarians, the factors affecting job engagement were sense of belonging, professional identity, and social support. Third, as a result of verifying the mediating effect of job engagement in relation to job specificity and job burnout of teacher librarians, professional identity showed complete mediating effect and social support showed partial mediation effect.

Structural Analysis of the Perspective on Work of Young Workers with High School Diplomas: Focusing on mediation effect of learning motivation (고졸 청년노동자의 노동관에 관한 구조적 분석: 학습동기 매개효과 중심으로)

  • Park, Geun Soo;Song, Byeong Kug
    • Journal of vocational education research
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    • v.37 no.3
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    • pp.113-131
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    • 2018
  • The purpose of this study is to explore various factors during the career development period affecting the formation of the perspective on work of young workers after they graduated from high school, and to analyze the influence of each factor. The panel data of the Korean Education Longitudinal Study 2005 was used for the study. Specifically, the data on the 303 employees in the 7th year(2011) of their employment was used. First, perspective of young workers on work was affected by social self (self-awareness-related variables), educational background of their father(family background-related variables), and intrinsic and extrinsic learning motivation(learning motivation-related variables) formed during the career development period. However, extrinsic learning motivation had a passive and negative effect on motivation and giving value to work. Second, the variables related to self-awareness in the career development period and the variables related to the family background were found to have a causal relationship with the formation of young workers' perspective on work. This study is significant in that the learning motives formed during the career development period are found to be very meaningful and important variables for the formation of young workers' perspective on work.

The Effects of Medical Students' Self-regulated Learning on Career Adaptability (의과대학생의 자기조절학습이 진로적응에 미치는 영향)

  • Chun, Kyung-Hee;Park, Eun-A;Song, Young-Myung
    • Journal of vocational education research
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    • v.30 no.4
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    • pp.161-177
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    • 2011
  • The major purpose of this study is to see the effects of medical students' self-regulated learning on career adaptability. Therefore, we carried out self-regulated learning and career adaptability tests for the 252 medical students belong to the K university to examine the above subject. Then the respondents were divided into two groups according to the level of career adaptability to see the group differences on self-regulated learning. The results of this research are as follows. The group of high career adaptability was scored higher than the lower scored group in every domains of self-regulated learning except test anxiety. And also the result of regression analysis to see the effects of self-regulated learning on sub-domains of the career adaptability like responsibility, interpersonal relationship, proactivity, positive attitude showed statistically significant differences to the total score of career adaptability except motivation controlling. Based on the above results, this study suggest the need of mediation related with self-regulation, and also the need of counselling and education to help the medical students suffering from adaptability. Furthermore, suggest following studies searching the multiple variables affecting career adaptability.

Convergent Influence of Ego-Resilience, Nunchi and Self-Leadership on Communication Competency among Students in Health Majors in Studying for TOEIC (TOEIC을 학습하는 보건계열 일부 대학생의 자아탄력성, 눈치 및 셀프리더쉽이 의사소통능력에 미치는 융복합적인 영향)

  • Hong, Soomi;Bae, Sang-Yun
    • Journal of Digital Convergence
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    • v.17 no.6
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    • pp.229-238
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    • 2019
  • This study investigated the relationship between ego-resilience, Nunchi, self-leadership, and communication competency of Health Majors Students in Studying for TOEIC(HMSST) and analyzed the convergent influence on communication competency. For collection data, this study distributed self-administered questionnaires from November 1 to November 30, 2018 and the questionnaires were distributed to randomly selected 280 health majors students in TOEIC class from colleges located in J area. The survey showed that the communication competency was positively correlated with ego-resilience, Nunchi and self-leadership. The covariance structure analysis showed that the higher ego-resilience, the higher Nunchi and the higher self-leadership tend to increase communication competency. The results of the study indicate that the efforts to increase ego-resilience, Nunchi and self-leadership will improve communication competency of HMSST. These results are expected to be utilized in educational support and mediation to enhance the communication competency among HMSST. In the following study, the research on the additional factors which may influence on communication competency will be needed.

Self-Differentiation and Depression of Parents of Children with Disabilities: Mediating Effects of Self-Efficacy (장애자녀 부모의 자아분화와 우울감: 자기효능감의 매개효과를 중심으로)

  • Chung, Young Sook
    • 재활복지
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    • v.21 no.3
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    • pp.23-47
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    • 2017
  • This study examines the mediating effects of self-efficacy between self-differentiation and depression by analyzing 105 parents who have at least one child with a disability. Regression analysis confirmed all hypothesis between self-differentiation, self-efficacy, and depression. There exists partially or complete mediation. That is the indirect effect on depression, self-efficacy explains the relationships between self-differentiation and depression to be as minimum as 24 percent to as maximum as 100 percent. This demonstrates that the self-efficacy significantly affects the relationship between self-differentiation and depression. Findings of this study recommend that self-efficacy should be enhanced through improving the level of self-differentiation. The results also imply that rehabilitation counselors need to understand the way of improving self-efficacy as well as the fact that the influencing factors of self-differentiation on self-efficacy is important. The findings of this study are informative for researchers, educators, and clinicians for mental health and psychological rehabilitation who assist the parents of children with disabilities.