• Title/Summary/Keyword: Linear program

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Influencing Factors of Clinical Nurses' Knowledge of Child Abuse Reporting, Perception of Child Abuse, and Moral Sensitivity on the Attitude toward Reporting Child Abuse (임상간호사의 아동학대 신고 지식, 아동학대 인식 및 도덕적 민감성이 아동학대 신고 태도에 미치는 영향)

  • Jeong, Eun Mi;Kim, Yu Jeong
    • Journal of Korean Clinical Nursing Research
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    • v.28 no.3
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    • pp.260-269
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    • 2022
  • Purpose: The purpose of this study was to identify the factors affecting clinical nurses' attitude toward reporting child abuse. Methods: The participants in this study were 200 clinical nurses. Data were collected as structured self-report questionnaires through the online portal site for nurses from November 24 to December 7, 2021. The questionnaires included general characteristics, knowledge of child abuse reporting, perception of child abuse, moral sensitivity, and attitude toward reporting child abuse. The SPSS/WIN 25.0 program was used for data analysis which included descriptive analysis, t-test, ANOVA, Scheffé test, Pearson correlation coefficients, and multiple linear regression. Results: As knowledge of child abuse reporting, perception of child abuse and moral sensitivity were increased, the attitude toward reporting child abuse was significantly increased. Multiple regression analysis showed that knowledge of child abuse reporting (β=.32) and perception of child abuse (β=.21) were significant influencing factors of attitude toward reporting child abuse. Conclusion: These findings implied that knowledge of child abuse reporting and perception of child abuse would be related to attitudes toward reporting child abuse among clinical nurses. Therefore, it is necessary to develop education programs and public policies to improve the knowledge and perception of child abuse reporting among clinical nurses so that attitudes toward reporting child abuse can be improved.

Factors Influencing Disgust Sensitivity, Clinical Practice Stress, and Resilience in Professional Self-Concept among Nursing Students (간호대학생의 혐오민감성, 임상실습스트레스, 회복력이 전문직 자아개념에 미치는 영향)

  • Cho, Jung-Hee;Cho, OK-Hee
    • Journal of Korean Academic Society of Home Health Care Nursing
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    • v.29 no.3
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    • pp.301-309
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    • 2022
  • Purpose: This study aimed to identify factors affecting nursing students' professional self-concept. Methods: A survey was conducted from August to October 2022, targeting 110 students in the 3rd and 4th grades at three universities. Data were analyzed using descriptive statistics, t-tests, ANOVA, Pearson's correlation, and multiple linear regression. Results: There were significant differences in professional self-concept according to application motivation (F=5.43, p=.006), school record (F=3.24, p=.043), major satisfaction (t=-6.38, p<.001), desired occupation (F=9.30, p<.001), participant health status (F=4.31, p=.016), character (F=25.29, p<.001), clinical practice satisfaction (t=-5.36, p<.001), and change of thinking about career path after clinical practice (t=2.78, p=.006). Professional self-concept showed significant correlations with clinical practice stress (r=-0.37, p<.001) and resilience (r=0.66, p<.001). The variables affecting nursing students' professional self-concept were resilience (β=.38, p<.001), character (β=.32, p<.001), major satisfaction (β=.28, p<.001), and clinical practice stress (β=-.18, p=.007); the explanatory power was 65%. Conclusion: A professional self-concept enhancement program should be developed to promote the establishment of a positive professional self-concept in nursing students. As a strategy, it should reflect individual personality tendencies, improve major satisfaction and resilience, and reduce clinical practice stress.

A study on care, infection management and education for quality management of dental care of elderly patients by dental hygienists (치과위생사의 노인환자 치과치료 질 관리를 위한 케어, 감염 관리 및 교육에 관한 연구)

  • Hye-Mi, Lee;Seol-Hee, Kim
    • Journal of Korean Academy of Dental Administration
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    • v.10 no.1
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    • pp.22-32
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    • 2022
  • This study investigated factors affecting care for elderly patients, management of systemic disease, infection management, improvement of medical care quality, and educational requirements, and provide basic data for quality care for elderly patients with systemic diseases. An online survey was conducted among dental hygienists working at dental institutions and data of 172 individuals were analyzed using the SPSS 21.0 program. Descriptive statistics was performed for general characteristics. For factor analysis by general characteristics, t-test and ANOVA were performed. For differences between groups Scheffe verification was performed. A correlation analysis between factors was performed using Pearson's correlation analysis, and a factor analysis affecting the improvement of healthcare quality was performed using multiple linear regression analysis. Care for elderly patients was 52.33/75, management of systemic disease was 12.65/17, and infection management was 96.92/130. Improvement of medical quality (institutional effort) was 22.87/35, and improvement of medical quality (personal effort) was 22.72/35. The most common educational needs were "necessary". Analysis revealed a positive correlation between factors.. Factors affecting improvement of medical quality (personal effort) were age, final academic background, place of work, and the presence or absence of annual medical examinations. The findings of this study indicate that there is a significant correlation between factors. For the qualitative care of elderly patients, education programs related to elderly characteristics, systemic diseases, and infection management should be actively conducted by dental hygienists, and interest and research on geriatric dental hygiene is needed, centering on associations and educational institutions.

Capture Simulation for Space Objects Using Biomimetic Space Nets (생체 모방 우주 그물을 이용한 우주 물체 포획 시뮬레이션)

  • Mi, Jang;Hyun-Cheol, Shin;Chang-Hoon, Sim;Jae-Sang, Park;Hae-Seong, Cho
    • Journal of Aerospace System Engineering
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    • v.16 no.6
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    • pp.24-34
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    • 2022
  • This paper investigates the capture of a 12U-sized CubeSat space object using a spider-web structure-based space net. The structural dynamics analysis program ABAQUS is used to simulate the shock-absorbing capability of the space net with a diagonal length of 2.828 m. The space object is modelled as a rigid body, and the space net is modelled using non-linear elastic beam elements. The simulations reveal that the spider-web structure-based space net outperforms the squared space net of the same structural weight in capturing the space object. The numerical simulations are conducted to examine the successful or unsuccessful captures of the space object in various cooperative and non-cooperative motions.

Family and Community Factors Associated with Life Satisfaction of the Urban Community-dwelling Elderly across Age Groups: Focusing on the Importance of Social Capital (도시 지역 거주 노인의 연령집단별 삶의 만족감에 영향을 미치는 가족 요인과 지역사회 요인: 사회적 자본의 중요성을 중심으로)

  • Chu, Hyeon Sik;Lee, Hanyi
    • Research in Community and Public Health Nursing
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    • v.33 no.2
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    • pp.207-216
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    • 2022
  • Purpose: The aim of this study was to identify differences and influencing factors in the level of life satisfaction among the urban community-dwelling elderly by age group. Methods: The study was conducted utilizing the secondary data of 2017 Seoul Survey in a cross-sectional design. Of 42,688 participants in total, the data of 7,927 adults aged 65 or older were analyzed. The data were analyzed using descriptive statistics, independent t-test, chi-square test, Pearson's correlation coefficients, and multiple linear regression. Results: There were significant differences between age groups, and it was found that the old elderly groups had significantly higher life satisfaction than the oldest elderly group (t=8.37, p<.011). In common, family and community factors influencing life satisfaction in the two age groups were companion animals (old elderly: β=.03, p=.002; oldest elderly: β=.06, p=.021), social network (old elderly: β=.10, p<.001; oldest elderly: β=.08, p=.008), and social support (old elderly: β=.05, p<.001; oldest elderly: β=.08, p=.005). Conclusion: Based on these results, social welfare and nursing care services focusing on social capital and age group-specific interventions are needed to improve life satisfaction of the elderly. This study might provide the possibility and evidence for a program to improve life satisfaction for the urban community-dwelling elderly, including social capital elements.

Designing of standard sizing system for hygienic masks (의약외품 마스크의 표준 치수 규격 개발)

  • Oh, Seol Young;Suh, Dong Ae
    • The Research Journal of the Costume Culture
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    • v.30 no.4
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    • pp.495-512
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    • 2022
  • This study aims to design a new sizing system for hygienic masks to protect against COVID-19-related respiratory disorders. The product sizes were collected from 70 commercially available hygienic masks, and 18 head measurements were obtained from the three-dimensional (3D) scan data of 2,048 men and women aged 20 to 69 years from the 6th Size Korea Survey. The statistical analysis was performed using the IBM Statistical Package for the Social Sciences (SPSS) 28.0 program. The "bitragion-subnasale arc" and "menton-sellion length" were chosen as the key body dimensions for the hygienic mask sizing system. The linear regressions with 18 3D head measurements were analyzed, and it was determined that the key body dimensions were useful for statistically predicting other 3D head measurements related to hygienic masks. A new sizing system was proposed for two types of masks, "masks with a tight fit" and "masks with a loose fit," taking into account the existing Korean Industrial Standards (KS) and the shortcomings of the sizes of hygienic masks on the market. The sizing system for tight-fitting masks consisted of the key body dimensions, with their sizes indicated by a pair of numbers. The sizing system for loose-fitting masks consisted solely of the bitragion-subnasale arc, with their sizes denoted by letters such as S, M, and L (denoting small, medium, and large, respectively). Future studies should consider this mask sizing system for different age groups, such as children and adolescents.

Research Trends on Doctor's Job Competencies in Korea Using Text Network Analysis (텍스트네트워크 분석을 활용한 국내 의사 직무역량 연구동향 분석)

  • Kim, Young Jon;Lee, Jea Woog;Yune, So Jung
    • Korean Medical Education Review
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    • v.24 no.2
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    • pp.93-102
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    • 2022
  • We use the concept of the "doctor's role" as a guideline for developing medical education programs for medical students, residents, and doctors. Therefore, we should regularly reflect on the times and social needs to develop a clear sense of that role. The objective of the present study was to understand the knowledge structure related to doctor's job competencies in Korea. We analyzed research trends related to doctor's job competencies in Korea Citation Index journals using text network analysis through an integrative approach focusing on identifying social issues. We finally selected 1,354 research papers related to doctor's job competencies from 2011 to 2020, and we analyzed 2,627 words through data pre-processing with the NetMiner ver. 4.2 program (Cyram Inc., Seongnam, Korea). We conducted keyword centrality analysis, topic modeling, frequency analysis, and linear regression analysis using NetMiner ver. 4.2 (Cyram Inc.) and IBM SPSS ver. 23.0 (IBM Corp., Armonk, NY, USA). As a result of the study, words such as "family," "revision," and "rejection" appeared frequently. In topic modeling, we extracted five potential topics: "topic 1: Life and death in medical situations," "topic 2: Medical practice under the Medical Act," "topic 3: Medical malpractice and litigation," "topic 4: Medical professionalism," and "topic 5: Competency development education for medical students." Although there were no statistically significant changes in the research trends for each topic over time, it is nonetheless known that social changes could affect the demand for doctor's job competencies.

Relationship between Vegan Dietary Habits and Subjective Oral Health Perception in the Era of New Normal (뉴노멀 시대 비건의 식습관과 주관적 구강건강인식의 관련성)

  • Se-Hyun Na;Su-Hyeon Ryu;Ye-ji Kwak;Min-Seon Kim;Hye-won Kim;Min-Young Kim
    • Journal of Advanced Technology Convergence
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    • v.2 no.1
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    • pp.9-16
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    • 2023
  • The purpose of this study is surveyed 109 vegan diet practitioners in their 20s or older to inform the need for research and development to include the oral health area in the health trend of vegan. Frequency analysis, X2,and simple linear regression analysis were performed using SPSS. The vegan group, which is fully vegetarian, had a lower risk of subjective dental caries, but the perception of subjective oral health was negative. It was found that vegan dietary habits were believed to be a little more beneficial in terms of oral health, but were perceived as vulnerable in actual oral health. Based on these results, it is believed that it is necessary to develop an oral-nutritional program that reflects a new dietary consumption trend called vegan in the new nomal.

An Analysis Study on the Doping Intentions of Athletes using Stepwise Regression Analysis

  • Youn-Suk Han;Jong-Hwa Park
    • Journal of the Korea Society of Computer and Information
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    • v.28 no.5
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    • pp.171-177
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    • 2023
  • This study aims to provide useful information for prevention of doping by investigating and verifying relationships among demographic factors such as athletic career and experience of anti-doping education, controlled motivation, attitude toward anti-doping, perceived behavioral control factors and doping intentions to verify factors affecting doping intentions of domestic elite athletes based on the advance studies that have been carried out various theoretical approaches so far. Method: This study analyzed using SPSS 27.0 program. First, this study confirmed a multicollinearity problem by conducting Pearson's correlation analysis to examine correlation between variables. And this study conducted stepwise multiple linear regression to confirm how the variables affect doping intentions. Result: Study results show that all factors such as athletic career, experience of anti-doping education, controlled motivation, attitude toward anti-doping and perceived behavioral control have a significant impact on doping intentions, and this study verified significant impact by putting variables in order of each influence. As a result of verification, this study confirmed that controlled motivation has the greatest influence, and perceived behavioral control toward doping, experience of anti-doping education, attitude toward and athletic career came next in order.

RSM-based Probabilistic Reliability Analysis of Axial Single Pile Structure (축하중 단말뚝구조물의 RSM기반 확률론적 신뢰성해석)

  • Huh Jung-Won;Kwak Ki-Seok
    • Journal of the Korean Geotechnical Society
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    • v.22 no.6
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    • pp.51-61
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    • 2006
  • An efficient and accurate hybrid reliability analysis method is proposed in this paper to quantify the risk of an axially loaded single pile considering pile-soil interaction behavior and uncertainties in various design variables. The proposed method intelligently integrates the concepts of the response surface method, the finite difference method, the first-order reliability method, and the iterative linear interpolation scheme. The load transfer method is incorporated into the finite difference method for the deterministic analysis of a single pile-soil system. The uncertainties associated with load conditions, material and section properties of a pile and soil properties are explicitly considered. The risk corresponding to both serviceability limit state and strength limit state of the pile and soil is estimated. Applicability, accuracy and efficiency of the proposed method in the safety assessment of a realistic pile-soil system subjected to axial loads are verified by comparing it with the results of the Monte Carlo simulation technique.