• 제목/요약/키워드: stepwise analysis

검색결과 1,820건 처리시간 0.031초

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

  • 손혜경;정경숙
    • 한국콘텐츠학회논문지
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    • 제18권6호
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    • pp.518-528
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    • 2018
  • 본 연구는 저혈당을 경험한 당뇨병 환자의 우울에 미치는 영향요인을 파악하여 대상자의 우울을 감소시키기 위한 기초자료를 마련하고자 2015년 10월 1일부터 2016년 3월 15일까지 B광역시 소재 일 병원의 내분비내과 외래를 방문한 119명을 대상으로 설문지를 배부하여 자료를 수집하였다. 수집된 자료는 SPSS 20.0 프로그램을 이용하여 빈도와 백분율, t-검증, 일원분산분석, 사후검증(Scheffe's-test), Pearson's correlation, 단계적 다중회귀분석을 실시하였다. 본 연구 결과 대상자의 우울은 치료지시불이행(r=.42, p<.001)과는 양의 상관관계를, 가족지지(r=-.38, p<.001)와는 음의 상관관계를 보였다. 대상자의 우울에 영향을 미치는 요인은 가족지지(${\beta}=-.29$, p<.001), 치료지시불이행의 하위영역인 약물요법(${\beta}=.21$, p=.020), 식이요법(${\beta}=.23$, p=.014), 한 달 평균 수입 300만원 이상(${\beta}=-.20$, p=.014), 한 달 평균 수입 200만원 이상-300만원 미만(${\beta}=-.17$, p=.033)으로 확인되었으며, 총 30.0%를 설명하였다(Adj. R2=.30, F=20.06, p<.001). 이를 바탕으로 대상자의 우울을 감소시키기 위하여 가족지지 향상 프로그램을 개발하여 적용할 것을 제안한다.

온라인 협력학습 과정의 참여 수준에 대한 학습전략의 영향 탐색 (Exploring for Impact of Learning Strategies on Participation Level in Online Collaborative Learning Process)

  • 이은철
    • 한국콘텐츠학회논문지
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    • 제18권6호
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    • pp.63-72
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    • 2018
  • 본 연구는 온라인 협력학습 과정의 참여 수준에 대한 학습전략의 영향을 탐색하기 위해 수행되었다. 이를 위해 수도권의 A 대학에서 교직과목을 수강하는 91명의 대학생들을 대상으로 연구를 수행하였다. 학기가 시작되면서, 학습전략은 MSLQ를 통해서 시연, 정교화, 조직화, 비판적 사고, 초인지, 학습시간 관리, 노력조절, 동료학습, 도움구하기를 측정하였다. 다음으로 상호작용을 측정하기 위해서 협력과제를 수행하였고, 집단 편성은 4-5명으로 구성하였다. 참여 수준은 상호작용을 위해 작성한 메시지에 양적 가치를 부여하여 점수로 측정하였다 협력학습의 과정은 학습목표 확인, 학습계획, 개별학습 실행, 학습결과 공유, 보고서 작성, 평가의 단계로 구분하였다. 각 단계에서 나타나 참여 수준에 대해 학습 전략의 영향을 다중회귀분석(단계적 선택방식)을 통해 분석하였다. 그 결과 학습목표 단계는 초인지가 가장 높은 수준에서 영향을 주었고, 학습계획은 학습 시간관리, 학습실행은 시연, 노력조절, 도움 구하기, 동료학습, 학습결과 공유는 조직화, 비판적 사고, 도움구하기, 보고서 작성은 조직화, 정교화, 비판적 사고, 평가는 비판적 사고, 초인지, 정교화가 높은 수준에서 영향이 있었다.

성인여성의 가족기능, 의사소통 및 영적 건강과의 관계 연구 (Relationships among Study on Family Functioning, Communication and Spiritual Wellbeing, in Adult Women)

  • 원정숙;장미희;이명희;박영미;신성희
    • 동서간호학연구지
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    • 제10권1호
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    • pp.86-94
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    • 2004
  • This study has verified Family Functioning, Communication and Spiritual Wellbeing, to increase the family functioning in Adult Women. 236 adult women were chosen as the samples for the study, they are now currently registered in the church adult women in Seoul. The instruments used for this study were the Family functioning scale by Olson, the communication scale by David H. Olson and Howard L. Barnes and spiritual wellbing Scale by Palautzian and Ellison Folkman. Data collection were form March to April, 2003. To get the descriptive statistics, SPSS Program, Pearson Correlation Coefficients and stepwise multiple regression were used for analyzing data. The results were as following: 1. Represents the degree of family functioning, communication and spiritual wellbeing, on subjects. Means scores of this study are following: spiritual wellbeing 67.92, lower level of cohesive(5.19) and adaptive(3.93), communication 58.14, lower level of open(5.15) and closed(4.71) and family functioning 95.58, lower level of religious(7.70) and existential(7.63). All each lower level of family functioning, communication and spiritual wellbeing, on subjects were derived significantly different(p.05). There were significant correlation among the variables of subjects. The cohesive family functioning score was significant related to the adapted(r=.588). Especially, the closed communication score showed inverse correlations open family functioning(r=-.424) and open communication score(r=-.680). The existential spiritual wellbeing score also was significant related to the cohesive(p<.001) and adaptive(p<.05) family functioning, open communication(p<.05). Especially, the closed communication score showed inverse correlations existential spiritual wellbeing (r=-.202). The existential spiritual wellbeing score also was significant related to the religious(r=.815, p<.001). These results will not only emphasis the need of family functioning to elevate and decrease the Closed family communication but suggest the important points of gathering various data and analysis about economic, education and marital status. Finally, related to mental health nursing, a community can get the utmost out of these results to keep offering education and practice of family mental health for adult women.

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청소년정서행동발달검사 표준화 연구 자료를 활용한 교사의 학교폭력 피해자 인지도 (Teachers' Recognition of Victims of School Bullying Using Data from the Adolescents' Mental Health and Problem Behavior Screening Questionnaire-II Standardization Study in Korea)

  • 황준원;방수영;유한익;김지훈;김봉석;안동현;서동수;조수철;반건호;이영식
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • 제23권2호
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    • pp.69-75
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    • 2012
  • Objectives : The current study was conducted in order to investigate teachers' recognition of school bullying using a nationwide database of adolescents in middle and high school in Korea. Methods : Students in the 7th to 12th grades at 23 secondary schools participated in the current study during the fall of 2009. Subjects completed the self-report form of the Adolescent Mental Health and Problem Behavior Screening Questionnaire-II (AMPQ-II) and Symptom Checklist-90 Revised (SCL-90-R). In addition, relevant teachers used the teachers' rating scale of the AMPQ-II to report their students' status. Differences in the number of bullied students between teachers' recognition and students' report were explored. Results : A total of 2270 subjects provided relevant responses to the questionnaire. While the one-month prevalence of victimization according to students' self-reports was 28.9%, the recognized prevalence by teachers was only 10.6%. For prediction of the presence of school bullying according to students' self reports on the AMPQ-II, item 7 of the teachers' report on the AMPQ-II showed a sensitivity of 16%, a specificity of 92%, a positive predictability of 44%, a negative predictability of 72%, a false positive rate of 8%, a false negative rate of 84%, and an accuracy of 69%, respectively. No significant differences in subscores of students' self reports of the AMPQ-II and SCL-90-R were observed between bullied students who were recognized by teachers and those who were not recognized. In stepwise discriminant analysis, classification of teachers' item 2 and item 7 on the AMPQ-II with respect to school bullying according to students' reports showed an accuracy of 63.4%. Using this model, 75.2% of non-victimized subjects were classified correctly, while only 35.2% of victimized subjects were classified correctly. Conclusion : Despite the high prevalence in Korea, teachers' recognition of school violence among their students remains low. Pre-professional and continuing education to improve teachers' understanding of school bullying and knowledge of effective classroom-based prevention activities should be encouraged.

제주 향토음식을 활용한 음식관광상품 개발 및 CVM을 적용한 경제적 가치 평가 (Development of Jeju Local Food Tour Package and Economic Value Estimation based on Contingent Valuation Method)

  • 안소정;윤지영
    • 동아시아식생활학회지
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    • 제26권4호
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    • pp.346-358
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    • 2016
  • Local food reflects the identity and image of a specific region. It is also a core element for determining tourists' experience of a region. The purpose of the present study was to develop a Jeju food tour package using local foods and estimate the economic value of the suggested tour package using Contingent Valuation Method (CVM). Five food tour packages were developed by researchers. In order to modify and measure the value of each package, an expert panel survey was conducted, and 'package 5' was selected as a food tour scenario for the tourist survey. A survey was conducted on 295 domestic tourists who visited Jeju within the past 10 years in order to evaluate the economic value and feasibility of the Jeju food tour package. A total fo 72.9% of respondents answered that they were willing to pay for the Jeju local food tour, and the willingness to pay (WTP) range was between ₩45,000 and ₩105,000. The primary factors correlated with WTP was food expenses, followed by leisure experience expenses, interest in local foods, education level, visit frequency and age. The WTP of the Jeju local food tour was calculated with the significantly affected factors using stepwise regression model. The result of the present study reveal that tourists' WTP increased with higher food expenses, education level, and age group. The average value of food expenses, education level, and age were substituted into the formula derived from the regression analysis, yielding 58,385.752 KRW as the WTP. The expected economic value created by exploiting the Jeju local food tour was shown to be 700 billion KRW per year, calculated by multiplying WTP of the food tour packages by the number of tourists. This study examined the feasibility and plan of the food tour package to increase the economic value of Jeju local food. In the case of the culinary tour program based on Jeju local food launching, the estimated economic effect was great. Therefore, in-depth research to merchandise the Jeju local food tour program is needed.

일도시 청소년의 자아존중감, 학업성취수준, 가족기능이 희망에 미치는 영향 (The Effect of Self-esteem, Academic Achievement and Family Functioning of Adolescents on Hope)

  • 이종은;박선남;박호란
    • Child Health Nursing Research
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    • 제7권1호
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    • pp.74-84
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    • 2001
  • This study is the descriptive survey for the purpose of providing the basic data that establishes the strategy to promote adolescent's hope by the examining of self-esteem, academic achievement, family functioning and hope of adolescents and the investigating of the factors influencing the hope in adolescents. The subjects for this study were 456 students of the first and second year of man's senior high school that located in Seoul. The data were gathered from 16th to 31st of the October 2000. For the survey tool, it was used that the Family Assessment Device(FAD) of Epstein, Baldwin & Bishop(1983), the Self-Esteem Inventory(SEI) of Coopersmith(1975), the class record order and Hinds & Gatusso(1991)'s Hopefulness Scale for Adolescents(HSA). The collected data was analyzed by statistics methods as the descriptive and frequency analysis, t-test, ANOVA, Pearson and Spearman correlation coefficients and Stepwise multiple regression of SAS program. The results of this study were following : 1. The mean score of self-esteem of young people was 51.06±6.83 and the mean grade was 2.04. The high academic achievement was 29.2%, middle grade was 52.7%, and low grade was 18.1%. The mean score of the family functioning was 38.30±6.98 and the mean grade was 2.25. The mean score of hope was 84.26±16.45 and the mean grade was 3.51. 2. The hope in adolescents was significantly different according to their father's school career. The mean score of the group that the father's school career was below junior high school was 77.32. That was significantly lower than the mean score 84.59 of the group that the father's school career was above college and the mean score 85.18 of senior high school group(F=4.04, P= 0.0183). 3. The self-esteem was represented the positive correlation with family functioning(r=0.43) and the all of the 4 subscales(r=0.31, 0.41, 0.39, 0.30). And, it was highly ranked as much as family functioning was good. The academic achievement was represented the positive correlation with self-esteem(r= 0.15). Also, the positive correlation was shown between the affective responsiveness, role recognition and emotional support as the subscales of family functioning and academic achievement(r=0.11, 0.12). And so, academic achievement was high as much as self-esteem was high and affective responsiveness and role recognition and emotional support were good. The hope was represented positive correlation with self-esteem and academic achievement(r=0.42, 0.26), and with the whole of family functioning(r=0.15) and the 4 subscales(r=0.13, 0.16, 0.11, 0.13). So, hope was high as much as self-esteem was high, academic achievement was high and family functioning was good. 4. The influencing factors on the hope of adolescents were self-esteem(17.63%), academic achievement(3.41%), father's school career(0.84%). These factors made it possible to explain 21.88% of hope.

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제조업 여성 근로자의 건강증진행위 관련 요인 분석 -Pender의 건강증진모형 적용- (Health-Promoting Behaviors of the Women Workers at the Manufacturing Industry -Based on the Pender's Health Promotion Model-)

  • 윤순녕;김정희
    • 한국직업건강간호학회지
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    • 제8권2호
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    • pp.130-140
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    • 1999
  • The purpose of this study was to identify health promoting behaviors(HPBs) and the related determinants affecting to women workers health based on the New Health Promotion Model by Pender(1996). Data were collected by self-reported questionnaires from 208 women workers at the 8 electronic manufacturing factories under the permission of data collection and cooperation with health managers in the factories during the period from September to October 1999. For data analysis. Descriptive statistics, ANOVA, Pearson's correlation and Stepwise multiple regression with SPSS/PC+7.5 version were used. The results were as follows : 1. The average score for the HPBs, consisted of 6 subdimensions was 2.05. The highest mean score was 2.29 in 'Spiritual growth' and the lowest one was 1.66 in 'Physical activity'. 2. No significant difference between general charateristics and HPBs were found. 3. HPBs were positively related to 'Prior related behavior'(r=0.369, p<0.1), 'Perceived self-efficacy'(r=0.340, p<.01), 'Activity-related affect'(r=0.252, p<.01). 'Social support'(r=0.350, p<.01). 'Commitment to a plan action'(r=0.374, p<.01). There was no significant correlation between perceived health status, perceived barriers to action and HPBs. 4. The most important variable in HPBs was 'Commitment to a plan action'. It was explained 14.0% out of the total variance of HPBs. 'Commitment to a plan action', 'Prior related behavior', 'Social support', 'Self-efficacy' and 'Perceived barriers to action' explained 23.0%. According to the results of this study, the suggestions were as follows: 1. It is necessary to develop program for improving the physical activity and health responsibility of women workers at the manufacturing industry. 2. To facilitate and maintain HPBs of women workers, nurses may enhance and plan mutually interactive active HPBs with women workers. 3. Social support at the level of individual workers, supervisors, and the organization is required in order to conduct health promotion program at the factories. 4. Significantly related variables to HIPBs should be identified the direct and indirect paths among them further more.

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중학생의 자아존중감과 소비자사회화 영향요인이 합리적 소비행동에 미치는 영향 (Influence of Self-esteem and Consumer Socialization Agents on Rational Consumption Behavior of Middle School Students)

  • 이승진;유난숙
    • 한국가정과교육학회지
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    • 제31권4호
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    • pp.115-128
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    • 2019
  • 본 연구는 중학생을 대상으로 자아존중감과 소비자사회화 영향요인이 합리적 소비행동에 어떠한 영향을 미치는 지 살펴보았다. 이에 편의표집 방법을 이용하여 서울, 경기, 충청, 전남, 광주 지역의 중학생을 대상으로 자료를 수집하여 총 412부를 분석하였다. SPSS 프로그램을 이용하여 기초통계분석, 크론바하 알파, t-검정, 단계적 회귀분석 등을 실시하였으며 분석 결과는 다음과 같다. 첫째, 합리적 소비행동은 3.18, 자아존중감은 3.54로 다소 높게 나타났으며, 소비자사회화 영향요인의 경우, 부모가 3.13으로 가장 높았으며, 학교 2.83, 대중매체 2.78, 또래집단 2.73 순으로 나타났다. 둘째, 성별에 따라 중학생의 합리적 소비행동, 소비자사회화 영향요인이 다른 지 평균비교를 한 결과, 합리적 소비행동의 경우 성별 차이가 나지 않았지만, 소비자사회화 영향요인의 경우 학교를 제외한 대중매체, 또래집단, 부모 등이 여학생이 남학생보다 높게 나왔다. 셋째, 자아존중감과 소비자사회화 영향요인이 합리적 소비행동에 어떠한 영향을 미치는 지 살펴본 결과, 용돈 액수와 대중매체, 또래집단 등은 합리적 소비행동에 부적관계를 나타냈으며 자아존중감과 부모는 합리적 소비행동에 긍정적인 영향이 있는 것으로 나타났다. 이에 중학생들이 합리적 소비행동을 하는 소비자가 되기 위해 가정과수업에서 자아존중감을 높이고 또래집단의 영향이 긍정적일 수 있도록 지도하는 것이 필요하다는 함의점을 갖는다.

FISH 세포영상에서의 군집세포 분할 기법 (Segmentation Method of Overlapped nuclei in FISH Image)

  • 정미라;고병철;남재열
    • 정보처리학회논문지B
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    • 제16B권2호
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    • pp.131-140
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    • 2009
  • 본 논문에서는 입력된 FISH 세포영상을 군집세포영역과 독립세포영역으로 분류하고, 군집세포영역에 대해서는 하나의 세포를 분리하는 알고리즘을 제안한다. 먼저 입력된 영상에 대해서 가우시안혼합모델과 세포의 명암도 값에 대한 최대 우도 함수를 사용하여 세포영역과 배경영역을 분할해줄 임계값을 정의하게 된다. 이렇게 얻어진 전경세포영역에 대해서 보다 정확한 세포 분석을 위해서 군집세포와 독립세포를 분류하게 된다. 세포 영역의 분류과정을 위해서는 베이지안 네트워크와 확률밀도함수를 사용한다. 학습데이터로부터 밀집도(compactness), 평활도(smoothness), 후-모멘트(Hu-moment)에 대한 형태학적 특징값을 추출하여 확률밀도함수를 구성하고, 이를 기반으로 베이지안 네트워크를 사용하여 두 영역을 분류하게 된다. 군집세포로 분류된 영역에 대해서는 그 군집세포를 구성하고 있는 독립세포로 각각 분리한다. 먼저, 명암도 기울기 변환(intensity gradient transform) 영상과 워터쉐드 알고리즘을 이용하여 군집세포 영역을 작은 영역으로 분할하게 된다. 작게 분할된 영역을 하나의 세포영역으로 병합시키기 위해서, 군집세포에 존재하는 독립세포의 수만큼의 마커를 결정 침식 연산을 사용하여 추출하고, 추출된 마커를 중심으로 단계적 병합 알고리즘을 제안한다. 본 논문에서 제안한 방법은 166개의 FISH 세포를 사용하여 테스트한 결과 99.29%의 정확한 분리결과를 보여줬으며 기존의 다른 알고리즘보다도 뛰어난 성능과 빠른 실행시간을 보여주었다.

한방재활치료를 받은 뇌졸중 환자가 지각한 가족지지와 기능회복에 관한 연구 (Study on the Relationship between Family Support and Functional Recovery in Cerebrovascular Accident Patients with Rehabilitation Treatment of Oriental Medicine)

  • 김광주;이향련
    • 동서간호학연구지
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    • 제2권1호
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    • pp.22-36
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    • 1997
  • Functional recovery of cerebrovascular accident (CVA) patients were studied by examining functional independence measure (FIM) to evaluate the functional state of the patients at admission to and at discharge from the hospital and its relationship with the family support. Study subjects consisted of 129 CVA patients, who were admitted and received rehabilitation treatment at K Medical Center of Oriental Medicine from August 3 to December 18, 1997. The results were as follows: 1) Total FIM score was $72.37{\pm}25.16$ at admission and $101.67{\pm}22.13$ at discharge. The difference of average score was 29.30, which was statistically significant by paired t-test. 2) The largest difference between FIM scores at admission and at clischarge was observed in items of walking and wheel-chair riding, and the smallest clifference in items of social interaction. 3) The recovery was faster with motor function than with cognitive function, because the difference of FIM scores at admission and at discharge was much larger with motor function. 4) Recovery was better in groups under age 49 than in groups above age 70. Functional recorvery was prominent especially in groups with normal sensory state and speech functions, and groups without urinary incontinence. Recovery was less significantly in patients with paraplegic patients hospitalized longer than 2 months, patients with family all the time, and patients with CVA over 11 days. 5) We could not find any relationship between functional recovery and family support. FIM scores were lower in groups of old age(r=-0.325), long stayed in hospital (r=-0.426), and long period of time after the onset of disease(r= -0.339) with a reciprocal correlation between FIM scores and these parameters. 6) Stepwise multiple regression analysis was done to evaluate factors to affect the recovery from CVA. FIM score at admission could explain 51.2 % of the functional recovery. Important factors were periods of hospitalization, state of sensory function, age, and education (listed in decreasing order of importance). In total, they could explain 64.89% of the functional recovery. These results indicate that functional recovery of CVA patients, who were admitted to oriental medicine hospital for rehabilitation treatment, could be estimated by measuring FIM scores. Recovery was significantly better at discharge from the hospital than at admission and motor function recovery rate was much faster than that of cognitive function. 2. Recommendation Based on these results, we recommend following further studies. 1) Comparative study of recovery of motor function and of sensory function would be necessary by measuring FIM scores once a week to evaluate the recovery of CVA patients. 2) It would be interesting to see whether there is any difference of functional recovery between patients treated with either western medicine or oriental medicine. 3) Psychological factors affecting the recovery of CVA patients need to be studied.

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