• Title/Summary/Keyword: 분산분석, ANOVA

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For Talents Cultivation in the 4th Industrial Revolution Era, Servant Leadership Quotient (SLQ) Scale Development and Validity Study (4차 산업혁명시대 인재양성을 위한 서번트 리더십 지수(SLQ) 척도 개발 및 타당도 연구)

  • Park, Bradley B.;Kim, Hee Kyoung;Na, Mi-Hyeon;Kim, Bong Ju;Ryoo, CheolSik
    • The Journal of the Korea Contents Association
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    • v.20 no.1
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    • pp.127-141
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    • 2020
  • The purpose of this study is to develop and validate the measure of individual Servant Leadership Quotient (SLQ). For the purpose, a total of 100 questions were composed based on the relevant literature and previous studies. As a result of exploratory factor analysis, it was classified into five factors, and the final choice corresponds to 40 questions. The first factor comprises thirteen items reflecting listening (5 items), empathy (4 items), healing (4 items), and the second factor consists of nine items which are futuristic view (2 items), stewardship (3 items), commitment to the growth of others (4 items), community building (4 questions). The third factor is conceptualization (5 questions), the fourth factor is recognition (5 questions), and the fifth factor is persuasion (4 questions). The reliability of the final selected items was .97, and there was a statistically high correlation between the overall Servant Leadership Quotient and the subfactors within the range of r = .788 ~ .872. As a result of one-way ANOVA to find out the relationship between demographic variables, the overall Servant Leadership Quotient was not different according to gender, but it was significantly different among elementary, middle, high school students and adults. As a result of the post-test, there were no differences among the student groups (elementary and middle school) in the overall Servant Leadership Quotient, but there were differences between the early adult and middle adult groups. This study is meaningful because the questions are structured to measure individual Servant Leadership Quotient (SLQ), which goes beyond the scope of groups or organizations Servant Leadership Quotient.

Influence of Non-compliance of Treatment and Family Support on Depression in Diabetic Patients with Hypoglycemia (저혈당을 경험한 당뇨병 환자의 치료지시 불이행, 가족지지가 우울에 미치는 영향)

  • Son, Hye Gyeong;Jeong, Kyeong-Sook
    • The Journal of the Korea Contents Association
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    • v.18 no.6
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    • pp.518-528
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    • 2018
  • This study was to identify the effective factors on the Depression in Diabetic patients with hypoglycemia. This study used 119 questionnaires from Diabetic patients with hypoglycemia in B city to collect data from October 1, 2015 to March 15, 2016. Data were analyzed by SPSS 20.0 program using descriptive statistics, t-test, ANOVA, Scheffe's test. Pearson's correlation coefficient and Stepwise Multiple Regression. The Depression in Diabetic patients with hypoglycemia showed a positive correlation with Non-Compliance of Treatment(r=42, p<.001), a negative correlation with Family support(r=-.38, p<.001). According to the result of multiple regression analysis, the significant factors influencing depression were Family support(${\beta}=-.29$, p<.001), Drug therapy(${\beta}=.21$, p=.020), Dietetic therapy(${\beta}=.23$, p=.014), Monthly average income over 3,000,000won (${\beta}=-.20$, p=.014), Monthly average income 2,000-3,000 thousand(${\beta}=-.17$, p=.033), it was explained by 30.0%. Based on these findings, it is suggested to develop and apply a family support program to reduce the depression of diabetic patients with hypoglycemia.

Variation of Morphological Characteristics and Anthocyanin Contents from Fruit of Vaccinium oldhamii in Korea (정금나무 열매의 형태적 특성과 안토시아닌 함량 변이)

  • Song, Jeong Ho;Cheong, Eun Ju;Kim, Hyeusoo;Kim, Moon Sup;Kim, Sea Hyun
    • Journal of Korean Society of Forest Science
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    • v.104 no.2
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    • pp.193-197
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    • 2015
  • To develop superior cultivars for edible or medicinal purposes, we investigated morphological characteristics and total anthocynin contents for the fruit of 24 individuals from 4 populations in Korea. ANOVA analysis showed significant differences among populations and among individuals within population in all characteristics. The mean characteristics of the species were 8.2 mm, 7.8 mm, 0.4 g, 11.7 Brix., 7.7 ea and 474.4 mg/100 g in the fruit width, fruit length, fruit weight, soluble solids contents, number of fruit per punch and total anthocyanin contents, respectively. Especially, total anthocyanin contents (474.4 mg/100 g) of V. oldhamii showed 1.9 times higher than that of American blueberry (237.3 mg/100 g) using as control. Consequently, the investigation suggests that V. oldhamii fruits can be used to develop the functional cultivars with enhanced health benefits by the selection breeding. Selection effect with outstanding candidate trees including superior 3 individual trees was estimated at 129.6%, 109.5% and 140.5% in fruit weight, number of fruit per punch and total anthocyanin content, respectively.

The effect of Zirconium Nitride coating on shear bond strength with denture base resin in Co-Cr alloy and titanium alloy (질화 지르코늄 코팅이 코발트 크롬 합금과 타이타늄 합금에서 의치상 레진과의 전단결합강도에 미치는 영향)

  • Park, Chan;Lee, Kyoung-Hun;Lim, Hyun-Pil
    • Journal of Dental Rehabilitation and Applied Science
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    • v.32 no.3
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    • pp.194-201
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    • 2016
  • Purpose: The purpose of this study was to evaluate of Zirconium Nitride (ZrN) coating on shear bond strength with denture base resin in Co-Cr and Ti-6Al-4V alloy. Materials and Methods: Co-Cr and Ti-6Al-4V alloy disks (10 mm in diameter, 2.5 mm in thickness; each other: n = 14) were prepared and divided with 2 groups each other by ZrN coating. After primer was applied to disks surface, denture base resin with diameter 6 mm, height 5 mm was bonded on metal disk surface. After surface roughness was measured by Profiler, shear bond strength was determined with Universal testing machine and analyzed with two-way ANOVA. The specimen surfaces and failure mode were examined using a scanning electron microscope. Results: ZrN coated groups showed significantly higher rough surface than non-coated groups (P < 0.05). Irrespective of alloy materials, shear bond strength of ZrN coated groups were lower than non-coated groups (P < 0.001). The scanning electron microscope (SEM) of ZrN coated groups showed mixed and adhesive fractures. Conclusion: ZrN coating weakened bonding strength between denture base resin and Co-Cr, Ti-6Al-4V alloy.

Diffusion of Knowledge Related to Systemic Disease among Dental Hygienists (치과위생사의 전신질환 관련 지식 확산)

  • Kim, Young-Jin;Lim, Soon-Ryun
    • Journal of dental hygiene science
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    • v.16 no.1
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    • pp.9-17
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    • 2016
  • This study was aimed to identify the diffusion of systemic disease-related knowledge among dental hygienists. Two hundreds and eleven dental hygienists were selected for the study. Data was collected between August 31, 2015 and September 20, 2015 by handing out questionnaires. Returned questionnaires were analyzed by descriptive statistics, t-test, and ANOVA. Dental hygienists showed overall mean of 0.64 on the systemic disease related knowledge. Age, education level, career, and educational experience showed significant influence on the systemic disease knowledge (p<0.01). Dental hygienists revealed overall mean of 0.61 (full mark=1) on the usefulness recognition of systemic disease related knowledge. Age (p<0.001), education level (p<0.01), career (p<0.001), and educational experience (p<0.01) showed significant effects on the usefulness recognition of systemic disease knowledge. Degree of how dental hygienists apply the systemic disease-related knowledge to the service was mean 0.86 (full mark=2). Age (p<0.01), education level (p<0.01), career (p<0.01), and educational experience (p<0.001) had significant impacts on how dental hygienists apply the systemic disease related knowledge to the service. The diffusion of systemic disease knowledge among dental hygienists was 2.17, which represented 'persuade'. These results indicated that a study is needed to understand the diffusion of systemic disease knowledge among dental hygienists and to identify obstacles in the process. Moreover, an education program should be developed to offer practical training on the systemic disease-related knowledge. Further studies should evaluate the effectiveness of the program.

Satisfaction Survey of Occupational Therapy Service at Specialized Child-care Centers for Disabled in Gyeongbuk (경북지역 장애아전문어린이집의 작업치료서비스에 대한 만족도 조사)

  • Kang, Suk-Gu;Lee, Chun-Yeop
    • The Journal of Korean society of community based occupational therapy
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    • v.5 no.1
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    • pp.55-62
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    • 2015
  • Objective : The purpose of this study was to investigate the satisfaction of occupational therapy service for parents of children with disabilities using specialized child-care centers for disabled in Gyeongbuk. Methods : The subjects of this study were 104 parents who have experience in occupational therapy at 14 specialized child-care centers for disabled in Gyeongbuk. A questionnaire was conducted from July, 2014 to March, 2015. Descriptive statistics of frequency, mean, standard deviation, and One-Way ANOVA study were used to analyze data. Results : Disabled children got occupational therapy at first when they were 3.25 years, on average. Duration of occupational therapy use were 31.84 month, on average. The subjects determined to got occupational therapy mostly through consultation nurseries(40.4%). Most of them got speech therapy(78.0%) other than receiving occupational therapy service, responded very necessary to occupational therapy(69.3%). Satisfaction of occupational therapy service were 4.49 point at attitude of occupational therapists, 4.36 point at occupational therapy program, and 4.26 point at environment of occupational therapy room. Attitude of occupational therapists were the highest satisfied. Conclusion : This study would contribute to effective and meaningful occupational therapy through objective view

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Construction of Parent attachment Scale for Children (초등학생용 부모애착척도의 구성)

  • Lee, Hyun-Sook;Hong, Sang-Hwang
    • The Korean Journal of Elementary Counseling
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    • v.9 no.2
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    • pp.143-162
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    • 2010
  • The purpose of this study is to construct Parent Attachment Scale for Children. Adapting the item consisting method used in Experiences in Close Relationships-Revised(ECR-R), Parent Attachment Scale for Children was constructed to measure child's attachment style with their parent, reliably and validly. Also, reliability and item trait informations based on item response theory were reviewed. First preliminary items were derived from the original items of ECR-R and existing Attachment Inventories. These items were modified and complemented to be easier and keep the original meaning of each item. Second preliminary items were administrated to 4~6th grades students(N=576). Finally, Parent Attachment Scale for Children were consisted with 30 items based on two-parameter graded response model. Internal consistency ranges of the scales of Parent Attachment Scale for Children are as follows : Avoidance scale is .94~.96; Anxiety scale is .85~.88. Test-retest reliability ranges are as follows; Avoidance scale is .71~.80; Anxiety scale is .53~.68. Item discrimination and item information value were within an appropriated range. Hierarchical cluster analysis with Ward's Method revealed four types of attachment style : Secure, Dismissing, Preoccupied, Fearful. Other implications and limitations of this study were discussed.

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G/T Experts' Recognition on Educating ICT Core-competencies for Gifted Students in Science (과학영재를 위한 ICT 핵심역량 교육에 대한 전문가 인식 조사)

  • Lee, Jaeho;Jin, Sukun;Shin, Hyunkyung
    • Journal of Internet Computing and Services
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    • v.17 no.6
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    • pp.143-152
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    • 2016
  • In this paper, we attempted to provide the bases of effective educational programs for fostering ICT competencies of gifted students in science. For this purpose, we tried to answer the questions like 'What are the ICT core-competence for gifted students in science?' and 'How can we educate those competencies effectively?' We started by reviewing existing studies on ICT competencies for talented people in future society and then adopted one[6] as the basis for further validation. We tried to work with as many G/T experts as possible, and decided to use the online survey methodology because the experts are scattered all over the country. The survey was sent to the corresponding person who is in charge of G/T education in each area, and then e-mailed to G/T experts in that area. Through these procedures, three hundred four(304) G/T experts from all around the country participated in this survey. The results showed the followings: (1) G/T experts agreed with the importance and necessity of ICT competencies for gifted students in science; (2) G/T experts agreed with the validity of three core ICT competencies, which are 'knowledge and skills competence, creativity competence, and characteristic competence,' for gifted students in science; (3) G/T experts agreed with the validity of educational goals, which are suggested for fostering each ICT core-competence of gifted students in science; and (4) G/T experts regarded 'product-oriented education' and 'ICT device-oriented education' as important and effective types of education programs for fostering ICT competencies of gifted students in science.

A Convergence Study of Insole Inserted Indoor Sandal Effectiveness in School Aged Flexible Flat-foot Patients (학령기 유연성 편평족 환아에서 치료용 깔창이 삽입된 실내화의 효과에 관한 융합 연구)

  • Lee, Jun Young;Moon, Jeong Eun;Cho, Yong Jin
    • Journal of the Korea Convergence Society
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    • v.10 no.11
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    • pp.199-207
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    • 2019
  • This study was a convergence study of pre- and post-treatment clinical outcomes and radiologic results of school aged flexible flat foot using insole inserted indoor sandal. Thirty five subjects were asked to wear insole inserted indoor sandals at least five times a week and at least four hours a day. Before and after the $4^{th}$ and $8^{th}$ week of the treatment, foot radiography and FAOS questionnaire were performed. Statistical analysis was performed using repeated measure ANOVA. The clinical results showed statistically significant improvement in FAOS symptom and pain category. Radiological results showed a tendency of improvement in the Anterioposterior Talo-$1^{st}$ Metatarsal angle, the Lateral Talo-$1^{st}$ Metatarsal angle, and the Talo-Horizontal angle, but no statistical significance was found. In this study, the use of insole inserted indoor sandal during the majority of the indoor life in school aged flexible flat foot patients is effective in alleviating symptoms and pain relief in the short term.

Effects of Biomedical Ethics Education on Moral sensitivity, Critical thinking and Biomedical ethics Awareness of Nursing Students (생명의료 윤리교육이 간호학생의 도덕적 민감성, 비판적 사고성향, 생명의료 윤리의식에 미치는 효과)

  • Kim, Kyung-Ah;Jeong, Gye-Seon
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.20 no.2
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    • pp.240-249
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    • 2019
  • The purpose of this study was to find the effect of systemic biomedical ethics education program on moral sensitivity, critical thinking disposition and consciousness of biomedical ethics nursing student. This study is a quasi-experimental research design and repeated measured ANOVA was used to analyzed the collected data statistically on this study. Data was collected from 1st September to 31 of December 2014. Nursing students and nurses in A and S cities participated in this study as subjects. 32 nursing students were assigned to an experimental group, and 33 nursing students were assigned to control group A, 26 nurses were assigned control group B, total subjects were 91. There are significant different in consciousness of biomedical ethics(F=3.432, p=.037). In the category of consciousness of biomedical ethics, there are significant different in 'right to life of fetus'(F=4.476, p=.014) and 'prenatal diagnosis of fetus'(F=6.207, p=.003), and 'right to life of newborn(F=6.207, p=.003) between experimental group and two control groups. The biomedical ethics education influenced the positive effect on moral sensitivity, critical thinking disposition and consciousness of biomedical ethics of nursing students, and shown the significant effect to enhance the consciousness of biomedical ethics for nursing students.