• 제목/요약/키워드: Independence test

검색결과 370건 처리시간 0.028초

뇌졸중 환자의 기능적 독립 상태(FIM) 및 가정간호 요구도 분석 (Analysis of Functional Independence Status and Home Care Needs among Stroke Patients)

  • 전은영
    • 재활간호학회지
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    • 제8권2호
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    • pp.149-156
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    • 2005
  • Purpose: The purpose of this study was to analyze functional independence and need for home nursing care in stroke patients. Method: This was a descriptive study. The subjects comprised 117 stroke patients who were supposed to discharge in less than a week. The instruments used for this study were the functional independence measure(FIM) and the need assessment for home nursing care of stroke patients. The data were analyzed using frequency, mean, t-test, ANOVA, and Pearson correlation coefficient. Results: Pearson correlation analysis revealed that there were negative correlations between subcategories of the FIM and the need for home nursing care in stroke patients. Especially, in case of the subjects who recorded lower scores at self-care they showed higher needs for home nursing care in the domain of physical problem and rehabilitation. Conclusion: For the operation of the home nursing care, the protocol for home nursing care is needed to the stroke patients living at home. The FIM instrument is recommended as a useful scale in order to assess the disability for the stroke patients and the need for home nursing care because this one has correlation with the scale of need for home nursing care.

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학령기 아동의 의복행동과 심리적 특성 및 어머니의 양육태도와의 관계 (Clothin Behavior Related to Child-Rearing Attitudes and Selected Psychological Variables of Elementary School Children)

  • 변정은
    • 대한가정학회지
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    • 제27권1호
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    • pp.29-38
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    • 1989
  • The purpose of this study was to examine the relationship of clothing behavior with such psychological variables as self-esteem and impulsiveness, to disclose the relationship between children's clothing behavior and their mother's child-rearing attitueds, to investigate the levels of clothing behavior according to children's sex and their mothers having job. Questionaires for clothing behavior and child-rearing attitudes were chosen from ones which were used in privious studies, and the items were selected on the Cronbach's Alpha Reliability Coefficient. For mearsurement of impulsiveness, a portion of "personality Inventory" by Beommo Chung was used, while Robinson and Shaver's self-esteem scale was adopted for mearsutement of self-esteem. Clothing behavior was composed of 6 variables: clothing interest, clothing satisfation, clothing management, clothing sex-role, clothing comfort, and clothing independence. Samples were 380 boys and girls (4th, 5th, 6th grade) of three elementary schools in Seoul, Korea. The data were analyzed by correlation coefficient, t-test, F-test, and multiple regression analysis. The results were as follows : 1. Self-esteem had positive relations with clothing satisfaction, clothing management, and clothing sex-role. Girls who had higher self-esteem were less interested in traditional sex-role attitudes in clothing. Boys who had higher self-esteem were higher in clothing independence. 2. Those who had higher impulsiveness were higher in clothing interest, but lowere in clothing satisfaction, clothing management, and clothing independence. 3. Loving and receptive child-rearing attitude had positive relations with clothing satisfaction and clothing management, but a negative relation with clothing sex-role. When mothers had higher loving and receptive child-rearing attitude, their sons had higher traditional attitude in clothing sex-role. Democratic and self-regulating child-rearing attitude had no relation with clothing behavior. 4. To lpredict clothing satisfaction, 4 independent variables (selfesteem, impulsiveness, mother's loving and receptive child-rearing attitude, and mother's democratic and self-regulating child-rearing attitude) were selected. The explanatory power of the four variables was 15%. Clothing satisfaction was most influenced by self-esteem, and not significantly influenced by mother's child-rearing attitudes. 5. Clothing interest and clothing management were higher with the girls than with the boys, while clothing comfort was higher with the bodys. 6. When children's mothers had a job, the children tended to have higher liberal attitudes in clothing sex-role.

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프로야구 경기에서 안타의 독립성에 대한 연구 (Study for independence of hits in professional baseball games)

  • 김병수;박영욱;장나영
    • Journal of the Korean Data and Information Science Society
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    • 제24권6호
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    • pp.1421-1428
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    • 2013
  • 본 논문의 목적은 프로야구 경기에서 각 타석에서의 안타 여부가 이전 타석에서의 결과와 관련이 있는지를 살펴보는 것이다. 이를 위해 한국프로야구 8개 구단의 2011년 정규리그 자료를 이용하였다. 타석별로 안타에 대한 조건부 확률과 리프트를 구하여 본 결과 특정 타석의 타율이 이전 타석에서의 안타 여부에 따라 크게 달라지지 않는다는 것을 확인 할 수 있었다. 특정 타석과 이전 타석의 결과 에 대한 독립성검정과 특정 타석의 결과와 이전 모든 타석에서의 무안타 여부와의 독립성검정을 보면 거의 대부분의 검정에서 종속으로 볼 수 없다는 결과를 얻었다. 따라서 각 타석에서의 안타 여부는 이전 타석의 안타 여부와 관련성이 아주 적거나 서로 독립적인 관계에 있다고 결론 내릴 수 있다.

초등학교 3, 4, 5학년 학생들의 확률 이해 실태 (3rd, 4th and 5th Graders' Probability Understanding)

  • 윤혜영;이광호
    • 한국수학교육학회지시리즈C:초등수학교육
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    • 제14권1호
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    • pp.69-79
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    • 2011
  • 본 연구의 목적은 확률을 학습하지 않은 3, 4, 5학년 학생들의 확률 개념에 대한 이해 수준을 살펴보고, 확률 학습에 대한 가능성을 탐색하는 것이다. 이를 위해 3, 4, 5학년 학생을 대상으로 지필검사를 통한 조사 연구를 실시하였고, 선행연구를 토대로 한 확률 이해 분석의 틀을 분석기준으로 삼았다. 본 연구의 결과 학생들의 확률 개념 평균 이해 수준은 표본공간에서 가장 높게 나타났고 사건의 확률, 공평성, 확률 비교 순이었으며, 특히 표본공간에 대해 가장 높은 수준을 나타냈고 이러한 결과는 3, 4, 5학년의 공통적인 현상이었다. 반면 학생들의 독립성에 대한 이해 수준은 낮은 편이었고 학년 간에 유의한 수준 차이가 없었으며, 조건부 확률에 대한 이해는 가장 낮았다.

뇌졸중 환자의 균형, 기능적 보행, 시지각, 일상생활 평가도구의 상관성 (The Correlations between the Balance Test, functional movement, Visual Perception Test and Functional Independent Measure in Stroke Patients)

  • 이동진;김성렬;송창호
    • The Journal of Korean Physical Therapy
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    • 제21권2호
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    • pp.39-45
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    • 2009
  • Purpose: The purpose of this study was to determine correlations between the Berg Balance Scale (BBS), Functional Reach Test (FRT), Timed Up & Go (TUG), Motor-Free Visual Perception Reach Test Vertical format (MVPT-V), Functional Independence Measure (FIM). Methods: The subjects used in this study were 35 stroke patients from Cheongju ST. Mary's hospital. Balance was measured by BBS, FRT. Functional mobility was measured by TUG. Visual perception was measured by MVPT-V. FIM was used to evaluate the activities of daily living. Data was analyzed using pearson product correlation. The TUG and MVPT-V index were analyzed by linear regression. Results: There was a statistically significant difference between FRT and BBS (r=0.89, p<0.01), FIM (r=0.74, p<0.05), MVPT-V (r=0.40, p<0.05), and TUG (r=-0.36, p<0.05). There was significant statistical differences between TUG and MVPT-V (r=-0.64, p<.01). However, statistically significant differences were observed between BBS and FIM (r=0.79, p<0.01). The visual close item of the MVPT-V showed the strongest variance in predicting TUG. Conclusion: The use of both quantitative and qualitive scales was shown to be a good measuring instrument for the classification of general clinical performances of stroke patients. In particular, the results suggest that the visual perception test may be able to predict functional locomotion in stroke patients.

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열수송관 파손빈도 추정을 위한 변수간 독립성 검정 (Test of Independence Between Variables to Estimate the Frequency of Damage in Heat Pipe)

  • 공명식;강재모;이성열
    • 한국지반환경공학회 논문집
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    • 제24권12호
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    • pp.61-67
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    • 2023
  • 도심지 지하에 위치하며 고온, 고압조건에서 운영되는 열수송관은 파손 시 인적, 경제적으로 대규모 피해가 발생할 수 있다. 파손을 사전에 예측하기 위해 기존 파손이력과 설비이력을 분석하여 파손빈도와 상관관계를 가지는 독립변수를 도출하고, 각 변수를 활용한 단순회귀분석 변형모델이 현장에 적용되고 있다. 다만, 모델에 적용되는 독립변수간 상관관계가 클수록 변수간 독립성이 훼손되어 모델의 신뢰성이 낮아진다. 본 연구에서는 상호 연관성을 가지는 것으로 판단되는 관경, 매설깊이, 감시시스템 절연레벨, 감지선의 단선 또는 단락의 독립성을 검정하여 파손빈도 추정모델에 적용하기 위해 필요한 변수간 결합 및 범주 설정 방안을 도출하였다. 독립성 검정을 위해 연속형 변수인 관경과 매설깊이는 각각 3개의 범주, 감시시스템 절연레벨은 2개의 범주로 변환하였으며, 범주형 변수인 감시시스템 감지선 상태는 범주를 그대로 2개로 유지하였다. 독립성 검정 결과, 관경과 매설깊이간, 감시시스템 절연레벨과 감지선의 단선 또는 단락간 유의확률이 유의수준(α = 0.05)보다 작아 상호간 상관관계가 큰 것으로 나타났다. 따라서 관경과 매설깊이를 하나의 변수로 결합하고 사전에 설정한 범주를 고려하여 결합 변수의 범주는 9개로 설정하였다. 감시시스템 절연레벨과 감지선의 단선 또는 단락 역시 하나의 변수로 결합하였으며, 감지선 상태가 단선 또는 단락인 경우 절연레벨값을 신뢰할 수 없으므로 결합 변수의 범주는 3개로 설정하였다.

Inference for Order Restrictions on Odds in 2 * k Contingency Tables

  • Oh, Myong-Sik
    • Journal of the Korean Statistical Society
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    • 제25권3호
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    • pp.381-391
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    • 1996
  • In the analysis of contingency table with ordered categories, the relationship between odds for adjacent categories has received con-siderable interest. We consider likelihood ratio tests of independence against an order restriction on odds in 2 $\times$ k contingency tables.

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다중표상학습에서 학생들의 장독립성.장의존성에 따른 동화상의 효과: 연계 오류와 개념 이해를 중심으로 (The Effects of Dynamic Visual by Students' Field Independence-Dependence on Learning with Multiple Representations: Focused on Connecting Errors and Conceptual Understanding)

  • 노태희;문세정;이종현;서현주;강훈식
    • 한국과학교육학회지
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    • 제29권2호
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    • pp.156-167
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    • 2009
  • 이 연구에서는 다중표상을 활용한 화학 개념 학습에서 학생들의 장독립성 장의존성에 따른 동화상의 효과를 연계 오류와 개념 이해 측면에서 조사했다. 남녀공학 중학교 1학년 학생 123명을 글과 정화상을 통해 학습하는 정화상 집단과 글과 동화상을 통해 학습하는 동화상 집단으로 배치한 후, '보일의 법칙'과'샤를의 법칙'에 대해 2차시 동안 수업을 진행했다. 연구 결과, 정화상 집단보다 동화상 집단의 연계 오류 비율이 낮았으나, 장독립성 장의존성에 관계없이 학생들의 연계 오류의 발생 비율은 여전히 높았다. 또한, 학생들의 장독립성 장의존성에 따른 두 집단의 연계 오류 발생 비율의 차이는 연계 오류 유형에 따라 다소 다른 경향이 있었다. 개념 이해도 검사에서는 정화상 집단보다 동화상 집단의 점수가 높았으며, 그 차이가 통계적으로 유의미했다. 그러나 수업 처치와 학생들의 장독립성 장의존성 사이의 상호작용 효과는 없었다. 이에 대한 교육적 함의를 논의했다.

감각조절장애 아동을 위한 가정 프로그램의 효과 (The Effect of Home-based Program For Children With Sensory Modulation Disorder)

  • 이성아;김지연;조은희;박경영
    • 대한감각통합치료학회지
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    • 제1권1호
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    • pp.25-37
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    • 2003
  • Objective : To explore the effectiveness of sensory integration program of home-based outcomes in child with sensory modulation disorder. Methods : This study used the simple case study. The subjects were three children diagnosed as developmentally delayed who 14 month and 26 month males and a 15 month female. After initial evaluation, parents were educated on sensory diet and Wilbarger protocol method for 30 minutes twice for home-based treatment and asked to make out daily treatment planning. To measure improvement of children, we used for the Denver Developmental Screening Test II(DDST II), Wee Functional Independence Measure(WeeFIM), hand function, functional ability, oral motor function, Sensory Profile(Dunn, 1999). Results : After the home-based program, the scored of the Denver Developmental Screening Test II(DDST II), Wee Functional Independence Measure(WeeFIM), hand function, functional ability, oral motor function, Sensory Profile(Dunn, 1999) were higher rather than initial evaluation after the home-based program. Conclusion : The home-based program is effective for children with sensory modulation disorder but parents had to be educated by therapist specific evaluation and treatment in sensory integration.

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Factors Affecting the Internal Audit Effectiveness of Steel Enterprises in Vietnam

  • DINH, The Hung;PHAM, Duc Cuong;NGUYEN, Tuan Thi
    • The Journal of Asian Finance, Economics and Business
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    • 제8권1호
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    • pp.271-283
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    • 2021
  • This article provides empirical evidence on factors of internal audit (IA) characteristics affecting the internal audit effectiveness in steel enterprises in Vietnam. The study uses data from survey obtained from 114 responses representing owners, managers, and internal auditors from 38 steel enterprises in Vietnam for period from 2018 to 2019. Data collected is firstly checked with Cronbach's Alpha, then the EFA test, and the model linear regression is used to test the relationship between internal audit characteristics and internal audit effectiveness. Results reveal that internal audit effectiveness in steel enterprises in Vietnam is influenced by various internal factors, including the size of internal audit, the scope of internal audit, the capacity of internal auditors, the independence of internal auditor, and the operational bases and methods of internal audit. Based on the research results, the paper makes six recommendations: strengthening operational basis of IA; increasing the independence of IA; increasing the size and capacity of IA staff; expanding and not underestimate the scope of IA; and reforming the internal governance structure. These proposed recommendations could be applied, not only for steel companies in Vietnam, but also for other companies in Vietnam or other companies in jurisdictions that have similar conditions.