• Title/Summary/Keyword: Improvement of statistics quality

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Patient Satisfaction with Advanced Practice Nurse in a Tertiary Hospital (일 상급종합병원의 전문간호사에 대한 환자만족도)

  • Choi, Eun Ju;Jang, In Sil;Hwang, Ji Hyeon;Kang, Young-Ah;Kim, Sung Reul;Nho, Ju-Hee;Kim, Jeong Hye
    • Journal of Korean Clinical Nursing Research
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    • v.21 no.3
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    • pp.335-346
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    • 2015
  • Purpose: The purpose of this study was to identify patient satisfaction about nursing care provided by Advanced Practice Nurses (APN) using the La Monica-Oberst Patient Satisfaction Scale (LOPSS). Methods: The investigation was conducted including 263 patients who experienced care provided by 41 APNs at a tertiary hospital in Korea. Patient satisfaction with nursing care was measured using 41-item LOPSS. We analyzed the data using descriptive statistics, independent t-test and one-way ANOVA. Results: Overall patient satisfaction with APN care was high. The LOPSS scores for APNs were 52.26 for good impression, 61.75 for interpersonal support, 81.32 for dissatisfaction and 195.93 for total score. "APNs talk down to me" was a reverse coding item which demonstrated the highest score for patient satisfaction. Among patients' characteristics, age and type of main caregiver were independent factors related to patients's satisfaction. Among APN's characteristics, work experience was significantly related to patients' satisfaction. Conclusion: This study identified patient satisfaction regarding nursing care provided by APNs. High patient satisfaction in APN services demonstrated APNs' contribution to quality improvement in health care services. It is recommended that various outcome research about APN service needs to be performed.

Process Choice and Firm Performance in the Recycling Industry: An Empirical Investigation of Plastic Recycling Firms in Korea (재활용기업의 처리공정에 따른 경제성 분석: 폐합성수지 산업을 중심으로)

  • Lee, Younsuk;Lee, Namkyung;Shin, Hojung
    • Korean Management Science Review
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    • v.31 no.1
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    • pp.1-15
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    • 2014
  • As the scarcity of natural resources has become apparent, the recycling industry has emerged as a promising one for its growth potential. Yet, the recycling industry still remains undeveloped and inefficient for various reasons. In this study, we focus on firms' recycling processes to understand the current status of recycling firms' value creation activities. With respect to the adopted recycling processes, we empirically investigate the differences in firm characteristics and firm performance. We use the data from Keco (Korea Environment Cooperation) which annually conducts a survey of recycling firms in Korea. We exclusively consider the whole group of plastic recycling industry in order to control for a possible bias in firm performance, stemming from the heterogeneity in processing and recycling of materials other than plastics. We review the descriptive statistics from the sample firms and conduct a series of hierarchical regression analyses. The results show that most of the firms in this industry adopt physical transformation processes with a low-level technology. These firms with physical transformation processes are smaller in size and produce entry level items which do not secure higher margins. The results indicate that the recycling industry largely comprises low value added firms which lack economies of scale and resources for R&D. For the stable growth of the industry, recycling firms must create sustainable values through implementation of technology-driven processes and improvement in product quality. In addition, the government should help build a reliable reverse logistic network, lower the entry barriers, and provide necessary funding for the SMEs in the recycling industry.

Differences in Major Satisfaction by Gender and University Type and Analysis of University Education Service Factors Affecting Major Satisfaction (전공만족도의 성별·대학유형별 차이와 대학교육 서비스 영향요인 분석)

  • Han, Mihee
    • Journal of Practical Engineering Education
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    • v.14 no.1
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    • pp.85-90
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    • 2022
  • This study aims to analyze the differences in major satisfaction among college students by gender and university type(public, private), and what are the college education service factors that affect major satisfaction. Using data from the Korean Children & Youth Panel Survey, a total of 1,220 students' data were analyzed using SPSS 23, and descriptive statistics, t-test, and multiple regression analysis were performed. As a result of the study, first, there was no significant difference in major satisfaction by gender or university type. Second, it was found that the service factors of university education had a significant influence on major satisfaction in the order of curriculum, educational content, student support system, and faculty and educational facilities had no significant effect on major satisfaction. Through this, in order to increase major satisfaction of college students, which is the competitiveness of the university, it is necessary to reorganize the curriculum and educational contents to improvement the quality of education and develop competence based on the needs of society and students.

Adjustment System for Outlier and Missing Value using Data Storage (데이터 저장소를 이용한 이상치 및 결측치 보정 시스템)

  • Gwangho Kim;Neunghoe Kim
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.23 no.5
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    • pp.47-53
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    • 2023
  • With the advent of the 4th Industrial Revolution, diverse and a large amount of data has been accumulated now. The agricultural community has also collected environmental data that affects the growth of crops in smart farms or open fields with sensors. Environmental data has different features depending on where and when they are measured. Studies have been conducted using collected agricultural data to predict growth and yield with statistics and artificial intelligence. The results of these studies vary greatly depending on the data on which they are based. So, studies to enhance data quality have also been continuously conducted for performance improvement. A lot of data is required for high performance, but if there are outlier or missing values in the data, it can greatly affect the results even if the amount is sufficient. So, adjustment of outlier and missing values is essential in the data preprocessing. Therefore, this paper integrates data collected from actual farms and proposes a adjustment system for outlier and missing values based on it.

Convergence Approach about the Knowledge, Attitude toward the Elderly, and Competence of Carers (요양보호사의 노인에 대한 지식정도, 태도 및 요양업무 능숙도에 대한 융복합적 접근)

  • Park, Kyongok
    • Journal of Digital Convergence
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    • v.14 no.9
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    • pp.399-406
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    • 2016
  • This study aimed to identify the level of knowledge, attitude toward the elderly, competence of carers, and the correlation between these variables. Research design employed a cross sectional descriptive study using structured questionnaires. Data were collected from 145 carers who have worked in long term care facilities from June 2014 to September 2014. Descriptive statistics, ANOVA, independent t-test, and Pearson correlation coefficient were performed to identify the relationship among variables. The competence of carers was related to a positive attitude and a higher knowledge of caring for the elderly. Therefore, educational content that considers improvement among carers who have a low level of educational status should be developed. It should require carers to have a positive attitude toward the elderly through improving the job environment in order to increase the quality of long term care.

Effects of Low-density Exercise in the Frail Elderly (재가 허약노인을 위한 저강도 운동 프로그램의 효과 연구)

  • Kwon, Sang-Min
    • Journal of Digital Convergence
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    • v.11 no.11
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    • pp.643-650
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    • 2013
  • This study was conducted to examine the effects of low-density exercise on physical and psychological function of the frail elderly. The research design was nonequivalent control group pretest-posttest design. Data were analyzed using descriptive statistics, x2-test, Mann-Whitney U test and Cronbach's ${\alpha}$ with SPSS/Win 17.0 program. There was a significant improvement in Lt. Grip strength(U=56.00, p<.000), Rt. Grip strength(U=40.00, p<.000), TUG(U=95.00, p<.022), Depression(U=94.00, p<.011) in the experimental group compared to the control group. The low-density exercise program showed the effects to improve the physical and psychological functions of the frail elderly. In recommendation, this exercise program could be utilized as a health promoting program for the frail elderly.

A study on physical examination of middle school students (중학교 체질검사 실태에 관한 연구)

  • Park, Sung-Hee
    • Journal of the Korean Society of School Health
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    • v.14 no.1
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    • pp.131-143
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    • 2001
  • The primary aim of this dissertation is to contribute to the improvement of methods in physical examination by providing quality information for the current school system and advice for improving status. Present status, controversial points and possible remedies in physical examination were analyzed on a frequency and percentage basis. An $x^2$-test was used to verify the statistics between the results from the examination and each variable. In case of multiple categories of variables, an $x^2$ cs was adopted. Chronological data as well as both total and sampling physical examination data verified the statistics using an $x^2$-test. This thesis is based both on the data from middle school health care specialists in Gyunggi Province and on the analysis of physical examinations reported from local schools to the municipal education agency from 1997 to 1999. The results of the study are as follows: First, according to the survey, only 29.0% of the total schools had their school doctors examine all the students while most of the educational institutions failed to implement the whole process of physical examination on the list. It also turned out that the more students the schools have, the lower the rate of implementation of physical examination by school doctors(p=0.014). Second, the average time a school doctor spends for checkup turned out to be approximately 1.7 minutes per student This means that the quality of the physical examination is not guaranteed in the process. Third, 47.7% of those surveryed say that a dental examination was performed, each taking 21.24 seconds on average. In addition, it shows that some 31.5% wanted to have a task force team for dental checkups at the local health center. Given the fact that dental caries among students is progressively on the rise, the dental health centers that are now set up in some elementary schools should be expanded to cover the whole educational institution in order to raise awareness of the importance of dental care. Fourth, 48.5% of those surveyed say that a comprehensive physical examination should be adopted to promote the health of high schoolers. Since it takes a lot of public funds to implement a comprehensive method, it is essential to make sure that in-depth studies should be based on the frequency and methods of physical examination. Fifth, regarding such diseases among 3rd year middle school students in 1999, statistics shows that there was a slight difference in the prevalence rate of color blindness, and allergic diseases for male students ; and color blindness, hearing disturbance and allergic disease for female students. For those items, however, it is too little to say that there is a significant difference and accordingly it is assumed to be a problem of the measuring process. Sixth, the result of analysis on the sample physical examination and the total physical examination of the year 1999 shows as follows: For male students in the 3rd year of middle school, a slight difference appeared to those students in 11 items including eye problems and eye disease, otitis media, tonsillar hypertrophy, spinal shape, respiratory urinary allergic disease and other abnormal diseases(p<0.05). Particularly, the prevalence rate between students with and without disease was shown to be two times more in the following: eye problems, otitis media, tonsill hypertrophy, allergic diseases, etc. For female students in the 3rd year, prevalence rate showed little difference in 14 items(p<0.05). For items including eye problem, otitis media, tonsill hypertrophy, allergic disease, etc. it was shown that the rate was two times more between students with and without diseases. Physical examinations under the current school system are not producing any fundamental results for the health of the students. Methods and results are not trustworthy. Accordingly, a drastic overhaul of the current practices is needed in frequency, methods and items on the list in order to promote the health of the students. Cost-benefit studies as well as political considerations to ensure the development of efficient methods for physical examination are urgently needed at this moment.

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Survey on the Education System and National Licensing Examination for Fostering Competent Medical Technologists (우수한 임상병리사 양성을 위한 교육제도 및 국가면허시험제도에 대한 설문조사 분석)

  • Kim, Hong Sung;Kwon, Pil Seung;Kang, Ji-Hyuk;Yang, Man-Gil;Park, Jong O;Kim, Dae-Joong;Kim, Won Shik;Joo, Sei Ick;Kim, Eun-Joong;Lee, Sun Kyung;Lee, Sang Hee;Jekal, Seung-Joo
    • Korean Journal of Clinical Laboratory Science
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    • v.49 no.2
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    • pp.161-170
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    • 2017
  • This study aimed at characterizing policy directions to foster competent medical technologists by analyzing the opinions of professors and medical technologists regarding university education and national licensing systems. An online survey questionnaire was distributed to 255 professors and 4,000 medical technologists in August of 2016. Fifty-nine professors (23%) and 1,099 medical technologists (27.7%) responded to the survey. The results were evaluated using descriptive statistics and comparative analysis. Professors and medical technologists agreed that there needs to be an improvement and standardization in both education at universities and practical training at hospitals. Moreover, both groups also thought that it was necessary to reform practical examinations and make improvements in the current licensing system. According to the survey results, professors and medical technologists thought that, the improvement of the quality of university education and hospital practical training should be essential, and the reform of existing national licensing examination should be necessary.

A Study on the Improvement of Small Library Evaluation System and Indicators (작은도서관 평가체계 및 지표 개선방안 연구)

  • Kim, Bo il;Kim, Hong Ryul
    • Journal of the Korean Society for information Management
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    • v.38 no.4
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    • pp.25-46
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    • 2021
  • This study proposed the improvement in the evaluation systems and indicators of small libraries, by analyzing the evaluation indicators of the current small libraries, domestic and foreign ones and domestic other institutions, and gathering opinions from managers of them and experts belonging to related groups, in order to enhance the management quality of small libraries and strengthen the independence of them, based on the evaluation on the activation and substantiality of them. The evaluation systems proposed by this study is divided into Track 1 evaluating small libraries and Track 2 evaluating local governments. The evaluation indicators of small libraries was simplified by eliminating the indicators found from the statistics of Track 1 (small libraries). Track 1 consists of three evaluation areas in regard to the management of small libraries, such as library management, infrastructures and services, 8 evaluation items, 10 evaluation indicators, quantitative (a total of 100 points) and qualitative (a total of 120 points) evaluation. Track 2 consists of 2 evaluation areas in regard to the establishment and enforcement of small library policies and the support for small libraries, such as library management and infrastructures, 4 evaluation items, 5 evaluation indicators and quantitative evaluation (a total of 100 points).

Canonical correlation between organizational characteristics and barrier to medication error reporting of nurses (간호사가 인식한 조직의 특성과 투약오류보고장애요인간의 정준상관관계)

  • Kim, Min-Jeong;Kim, Myoung Soo
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.15 no.2
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    • pp.979-988
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    • 2014
  • Purpose: The purpose of this study was to examine the relationship between nurse's perception of organizational characteristics including safety climate and work environment and barrier to medication error reporting. Methods: We surveyed 334 nurses from 7 hospitals. An assessment survey was consisted of modified safety climate scale, practice environment scale and barrier to medication error reporting. The data were collected from September 2012. Descriptive statistics, Pearson correlation coefficient, canonical correlation were used. Results: Organizational characteristics were related to barrier to medication error reporting with three significant canonical variables. The first canonical correlation coefficient was .50(Wilks' ${\lambda}$=0.61, df=32, p<.001), that of the second was .35(Wilks' ${\lambda}$=0.81, df=21, p<.001) and that of the third was .22(Wilks' ${\lambda}$=0.93, df=12, p=.018). The first variate indicated higher perception of safety climate variables and work environment variables were related lower barrier to medication error reporting variables except fear for error reporting. The second variate showed higher perception of 'safety climate between healthcare provider' and higher 'nurse participation in hospital affairs' and 'staffing and resource adequacy' were related to lower 'fear' and 'administrative response' in barrier to medication error reporting variables. Conclusion: Strategies for barrier to medication error reporting and improvement of organizational characteristics including safety climate and work environment should be implemented.