• Title/Summary/Keyword: Stepwise Regression Analysis

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초등학생의 인터넷 과다사용, 우울-불안, 자존감이 공격성에 미치는 영향 (Aggression and Related Factors in Elementary School Students)

  • 지은선;장미희
    • 대한간호학회지
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    • 제40권5호
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    • pp.642-649
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    • 2010
  • Purpose: This study was done to explore the relationship between aggression and internet over-use, depression-anxiety, self-esteem, all of which are known to be behavior and psychological characteristics linked to "at-risk" children for aggression. Methods: Korean-Child Behavior Check List (K-CBCL), Korean-Internet Addiction Self-Test Scale, and Self-Esteem Scale by Rosenberg (1965) were used as measurement tools with a sample of 743, 5th-6th grade students from 3 elementary schools in Jecheon city. Chi-square, t-test, ANOVA, Pearson's correlation and stepwise multiple regression with SPSS/Win 13.0 version were used to analyze the collected data. Results: Aggression for the elementary school students was positively correlated with internet over-use and depression-anxiety, whereas self-esteem was negatively correlated with aggression. Stepwise multiple regression analysis showed that 68.4% of the variance for aggression was significantly accounted for by internet over-use, depression-anxiety, and self-esteem. The most significant factor influencing aggression was depression-anxiety. Conclusion: These results suggest that earlier screening and intervention programs for depression-anxiety and internet over-use for elementary student will be helpful in preventing aggression.

일부 성인여성의 유방자가검진에 대한 지식, 태도 및 검진능력에 관한 연구 (A Study on Knowledge and Attitude about Breast Self Examination and the Ability and Practice among Adult Women)

  • 성미혜
    • 보건교육건강증진학회지
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    • 제21권2호
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    • pp.187-198
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    • 2004
  • The purpose of this study was to investigate knowledge, attitudes and the ability of women toward breast self-examination and to identify factors that may influence the ability of breast examination. The subjects for this study were 105 women in a community health center located in Busan. Data was collected during the period from September I to 20, 2002 by means of a structured questionnaire. The data was analyzed using the SPSS WIN 10.0 program and included descriptive statistics, Pearson correlation coefficient and stepwise multiple regression. The results of study are as follows: 1. The mean knowledge score for the total sample was 9.62 and the mean attitude score was 62.95. The mean self- practice score was 5.79. 2. Women's knowledge about breast self-examination was significantly related to attitudes and the ability of women toward breast self-examination (p<0.05). 3. The ability of women toward breast self-examination was significantly related to attitudes about breast self-examination (p<0.05). 4. According to the results of stepwise multiple regression analysis, factors affecting women's ability of breast self-examination were practice of breast self-examination and level of education and explained 19.7% of variance. From the results of this study it can be said that women need to be taught proper breast self-examination so that they can become more proficient in detecting breast abnormalities.

대학 급식소의 식수예측 모델 개발 (Development of a Forecasting Model for University Food Services)

  • 정라나;양일선;백승희
    • 대한지역사회영양학회지
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    • 제8권6호
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    • pp.910-918
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    • 2003
  • The purposes of this study were to develop a model for university foodservices and to provide management strategies for reducing costs, and increasing productivity and customer satisfaction. The results of this study were as follows : 1) The demands in university food services varied depending on the time series. A fixed pattern was discovered for specific times of the month and semesters. The demand tended to constantly decrease from the beginning of a specific semester to the end, from March to June and from September to December. Moreover, the demand was higher during the first semester than the second semester, within school term than during vacation periods, and during the summer vacation than the winter. 2) Pearson's simple correlation was done between actual customer demand and the factors relating to forecasting the demand. There was a high level of correlation between the actual demand and the demand that had occurred in the previous weeks. 3) By applying the stepwise multiple linear regression analysis to two different university food services providing multiple menu items, a model was developed in terms of four different time series(first semester, second semester, summer vacation, and winter vacation). Customer preference for specific menu items was found to be the most important factor to be considered in forecasting the demand.

재미 한인대학생의 문화적응 스트레스, 우울과 음주문제 (Acculturative Stress, Depression and Drinking Problems of Korean International Students in the United States)

  • 이순희
    • 지역사회간호학회지
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    • 제23권4호
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    • pp.366-375
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    • 2012
  • Purpose: The purpose of this study was to identify predictors of drinking problems in Korean international students in the United States. Methods: The subjects involved this study were 190 Korean international students in the United States. Data were measured using a drinking problems questionnaire, an acculturative stress scale for international student, and the CES-D. The collected data were analyzed using the SPSS/WIN 17.0 program to calculate mean, standard deviation, ANOVA, Sheff$\acute{e}$ test and pearson's correlation coefficient. and stepwise multiple regression. Results: 1) The mean score of the degree of perceived acculturative stress was $2.15{\pm}0.63$, of depression was $17.67{\pm}9.85$, and of drinking problems was $15.03{\pm}15.52.2$) There were significant correlations between acculturative stress and drinking problems (r=.506, p<.001), between depression and drinking problems (r=.6726, p<.001), and between acculturative stress and depression (r=.453, p<.001). 3) In stepwise multiple regression analysis the most powerful predictor of drinking problems were acculturative stress (${\beta}$=.243, p<.001), and depression (${\beta}$=.562, p<.001). Conclusion: Based on the results, practical implications for reducing the acculturative stress and improving the psychological well-being of Korean students were discussed.

일 지역 고등학생의 가족기능, 공감능력과 공격성간의 관계에 대한 연구 (A Study on the Relationship among Family Functioning, Empathy, and Aggression by High School Students)

  • 최희정;임은선;유장학
    • 지역사회간호학회지
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    • 제24권4호
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    • pp.480-487
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    • 2013
  • Purpose: The purpose of this study was to investigate the relationship among family functioning, empathy and aggression by high school students. Methods: This was a descriptive study. The survey participants were 467 high school students from M city. Data were collected from November 29 to December 7, 2012 and self-report questionnaires including a Family Adaptability Cohesion Evaluation Scale, Interpersonal Reactivity Indexes, and an Aggression Questionnaire. The collected data were analyzed by descriptive statistics, independent-samples t-test, ANOVA, stepwise multiple regression. Results: The majority of the subjects were 2nd graders (42.0%) and female (57.2%). 59.7% of the subjects had religion, 84.8% were living together with parents. The mean ages of their fathers and mothers were $49.90{\pm}0.20$ and $46.85{\pm}0.19$ respectively. Aggression was found to have a statistically negative correlation with family functioning and empathy. Stepwise multiple regression analysis revealed that the most powerful predictor of aggression was empathic concern. Empathic concern, family cohesiveness, perspective taking, personal distress and gender accounted for 16.7% of the variances. Conclusion: It is necessary to provide aggressiveness reduction programs for high school students that consider their family functioning and empathy.

여대생의 또래애착과 자아존중감 및 대학생활 적응과의 관계 (The Relationships Between Peer Attachment, Self-esteem and Adjustment to College Life in Female College Students)

  • 성미혜
    • 한국보건간호학회지
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    • 제22권1호
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    • pp.84-96
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    • 2008
  • Purpose: To consider how college students' adjustment to college life is related to peer attachment and self-esteem. Method: The subjects were 183 female college students attending one university. The study data were collected with the inventory of peer attachment-revised version, the self-esteem inventory, and the inventory for adjustment to college life. The data were analyzed by t-test, ANOVA, Pearson correlation coefficient and stepwise multiple regression. Results: There were significant differences in self-esteem according to residence type. There were significant differences in the adjustment to college life according to monthly income. There was a significantly positive correlation between peer attachment and adjustment to college life. There were significantly positive correlations between self-esteem and adjustment to college life and all of the subscales of adjustment to college life. Stepwise multiple regression analysis showed that 28.6% of the adjustment to college life was significantly explained by self-esteem and monthly income. Conclusion: Based on these findings, peer attachment is a very important factor influencing self-esteem which is itself a very important factor influencing adjustment to college life in female college students. Therefore, an alternative program designed to increase the self-esteem and peer attachment of female college students should be a planned program based on the study results.

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간호대학생의 학습에 대한 자기주도성 영향요인 (Factors Influencing Self-Directedness in Learning of Nursing Students)

  • 오원옥
    • 대한간호학회지
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    • 제32권5호
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    • pp.684-693
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    • 2002
  • This study was conducted to detect the correlations and the main factors influencing self-directedness in learning of nursing students. Method: The samples were composed of 224 nurse students who were from three nursing department in Seoul, Chungnam & Kyunbook. The reliability of 4 instruments was tested with Cronbach's $\alpha$ from .63 to .86. The data was analyzed using a SAS program for descriptive statistics, Pearson correlation coefficients and stepwise multiple regression. Result: The results were as follows: 1. The mean self-directedness score was 91.23 which was slightly high. The self-directedness in learning was influenced significantly by grade, perception of self-level, self-study in majoring and self-study except for majoring(F= 3.33-7.14, p<.05). 2. There were significant correlations between all the predictive variables and the self-directedness(r=.27-48, p<.01). 3. Stepwise multiple regression analysis showed that 35% of the self-directedness in learning of nursing students were significantly explained by self-esteem(23%), locus of control(6%), self-study except for majoring(2 kind, 2%), self study in majoring(good, 2%), and self-study except for majoring( above 3 kind, 2%). Conclusion: Based upon these findings, sociopsychological variables like self-esteem and locus of control are very important factor influencing self-directedness in learning of nursing students.

일 지역사회 여성노인의 심리적 욕구와 건강증진행위 (The Relationship between Psychological Needs and Health Promoting Behavior in Community-dwelling Older Women)

  • 서영미
    • 동서간호학연구지
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    • 제21권2호
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    • pp.126-132
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    • 2015
  • Purpose: The purpose of this study was to identify the factors that affect the health promoting behavior targeted older women. Methods: Subjects were 181 women older than 60 years who agreed to participate and understand the purpose of the study. A trained investigator collected data using structured questionnaires regarding general characteristics, health-related characteristics, competence, relatedness, and health promoting behavior. The collected data were analyzed using SPSS WIN 18.0 program by descriptive statistics, t-test, ANOVA, and stepwise multiple regression. Results: The mean age of subjects was 74.7 years old. Factors showing significant associations with health promoting behavior were age, educational level, family type, economic status, current health status, competence, and relatedness. Stepwise regression analysis identified that age, current health status, competence, and relatedness were factors affecting on health promoting behavior. Conclusion: This study shows that competence and relatedness are influencing factors on health promoting behavior in older women. Therefore, it is important to emphasize competence and relatedness for developing a health promoting program.

저체중아의 성장 발달에 관한 연구 (A study of the growth and development of the low birth weight infant)

  • 변영순;이자형
    • 대한간호학회지
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    • 제13권3호
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    • pp.51-60
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    • 1983
  • Currently changing trends of child health care is demand total health assessment of child including growth and development. This study concentrates on the growth & developmental status of low birth weight infant for help their growth & development. Thus it can be provide a direction for scientific health education and counseling materials by investigating factor of growth & development. The subjects for this study were made up of 40 low birth weight infant who attended the well baby clinic of E university Hospital. The study method used was a questionnaire & anthropometric assessment and DDST for normative data of development. The period for data collection was from July 1st to August 31th, 1982. Analysis of the data was done using percentages, $\chi$$^2$-test Stepwise Multiple Regression. The results of study were as follows. 1. The mean weight of birth was 2,068gm and mean of gestational period was 35.65 weeks. 2. The age at which weight ; 32.5%, head circumference : 67,5% chest circumference : 55.0%, height : 50. 0% was normal range of physical growth. 3. The reverse age at which social development ; 87.5%, fine motor & adaptive development ; 70.0%, gross motor development ; 72.5% of children Passed by DDST to determine of normal range of development. 4. In the among variables, it was found that the infant who were the higher emotional & verbal response of mother and stimulus environment was the more normal range of weight & development than who was not. 5. The stepwise Multiple Regression between developmental status and predictors-birth order, weight at birth, sex, antenatal care, gestational period-are accounts for 34.1%.

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청소년의 생의 의미에 영향을 미치는 요인 (Factors Influencing Meaning of Life in Adolescents)

  • 윤영미;조헌하
    • Child Health Nursing Research
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    • 제17권1호
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    • pp.31-38
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    • 2011
  • Purpose: The purpose of this study was to analyze factors affecting meaning of life in adolescents. Methods: Data were collected from April 5 to June 20, 2010. The participants for this study were 343 Korean middle and high school students, recruited from four middle and high schools located in Seoul. Data collection was conducted through the use of 7 questionnaires. The data were analyzed with the SPSS WIN 12.0 program using descriptive statistics, ANOVA, Pearson correlation coefficients and stepwise multiple regression. Results: 1) The mean total item score for the meaning of life scales was 2.99, which was slightly high. 2) There was a significant relationship between meaning of life and self-esteem, self control, parenting attitude, family satisfaction, school adjustment, and career maturity. 3) Stepwise multiple regression analysis showed that self-esteem, family satisfaction, school adjustment, parenting attitude and career maturity were predictors of meaning of life and accounted for 57.1% of the variance in meaning of life. Conclusion: Self-esteem, family satisfaction, school adjustment, parenting attitude and career maturity were variables influencing meaning of life in adolescents. These results indicate a need to develop nursing interventions to increase self-esteem, family satisfaction, school adjustment, parenting attitude and career maturity in order to improve meaning of life for adolescents.