• 제목/요약/키워드: correlation measure

검색결과 2,620건 처리시간 0.032초

기혼 여성들의 신체만족도와 의복만족도에 관하여 (A study on body cathexis and clothing satisfaction of married women.)

  • 김용숙
    • 대한가정학회지
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    • 제24권3호
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    • pp.1-9
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    • 1986
  • The purpose of this study was to measure the body cathexis and clothing satisfaction sccording to the level of age, job, and total monthly income and to investigate the relationship between body cathexis and clothing satisfaction of married women. 43 items of body parts and body functions were selected to measure body cathexis from Secord and jourard body Cathexis scale. A nd 56 items of Mclean's Clothing Satisfac tion scale were used for clothing satisfaction. The questionnaires were administered to 384 mothers in Jeonbug province. 3-way ANOVA and Newman-Keuls test were used for group difference. Pearson's Correlation Coefficients, Partial Correlation Coefficients, Standard Deviation, and Mean were calculated. RESULTS : 1. Body cathexis of married women showed asignificant difference according to age. 2. Clothing satisfaction of married women showed a significant difference to the interaction of age, job, and total monthly income. The elder and higher income group without job had the highest clothing satisfaction scores than any other group. 3. Positive correlations were found among body cathexis, clothing satisfaction, and 6 subscales of clothing satisfaction.

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가우시안보간과 적응스텝크기를 적용한 하이브리드 오토포커싱 (A Hybrid Automatic Focusing Method with Gaussian Interpolation and Adaptive Step Size)

  • 문순환;김경범
    • 반도체디스플레이기술학회지
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    • 제13권1호
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    • pp.51-55
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    • 2014
  • In this paper, an hybrid automatic focusing method has been proposed for speedy and reliable measurement and inspection in industry. It can improve reliability of focusing position by using not a focusing measure but the hybrid one that is incorporated with sobel operator and auto-correlation. Also, it can not only reduce control time of focusing position using adaptive step size, but also improve accuracy of focusing position by gaussian interpolation. Its performance is verified by experiments. It is expected that it can apply to optical system for measurement and inspection in industry fields.

뇌졸중환자 평가를 위한 Chedoke-McMaster Stroke Assessment의 측정자간 신뢰도 (Inter-Rater Reliability of Chedoke-McMaster Stroke Assessment for Stroke Patients)

  • 원종혁;김용욱
    • 한국전문물리치료학회지
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    • 제4권3호
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    • pp.45-60
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    • 1997
  • This study was performed to determine the inter-rater reliability of the Chedoke-McMaster Stroke Assessment translated in Korean. This measures the physical impairments and disabilities that impact on the lives of individuals with stroke. The purposes of this measure were 1) to stage motor recovery to classify individuals in terms of clinical characteristics, 2) to predict rehabilitation outcomes, and 3) to measure clinically important change in physical function. Twenty-two subjects from physical therapy unit were assessed by two physical therapists. The ratings were compared by Spearman's rank correlation The correlation between two raters ranged from 0.85 to 0.98. Inter-rater reliability coefficient for total scores ranged from 0.95 to 0.97. This study confirms that the Chedoke-McMaster Stroke Assessment yields reliable results.

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사회 경제적인 불평등이 건강 불평등에 미치는 영향 연구 (Relationship between Inequalities in Health and Inequalities in Socioeconomic Status)

  • 이광옥;윤희상
    • 지역사회간호학회지
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    • 제12권3호
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    • pp.609-619
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    • 2001
  • This cross-sectional study is to measure the distribution of self-reported health by income, house type, level of education, income satisfaction and self reported social class in an effort to compare the level of health inequality in Korea. The data used in the research are the Social Statistics Survey undertaken in 1999. The correlation coefficient was used to measure the association between inequalities in health and inequalities in socioeconomic status. The correlation coefficient was the most significant between self-reported health and the level of education and income satisfaction. As for the health-related behavior, hypertension, smoking, overweight and drinking were shown to be highly correlated with self-reported health.

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한국어판 환자 평정 주관절 외측상과염 평가서의 신뢰도와 타당도 (Reliability and Validity of the Korean Version of Patient-Rated Tennis Elbow Evaluation)

  • 이동률;김종순
    • 대한물리의학회지
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    • 제9권1호
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    • pp.25-33
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    • 2014
  • PURPOSE: The purpose of this was to translate Patient-Rated Tennis Elbow Evaluation(PRTEE) into Korean and identify the reliability and validity of a Korean version of PRTEE. METHODS: The subjects of this study were 32 patients diagnosed with lateral epicondylitis. The subjects were surveyed using a Korean version of PRTEE three times: at the first visit, one week after, and two weeks after. This questionnaire consisted of 15 questions including 5 questions about pain and 10 questions about functions. Intraclass correlation coefficients were used to measure reliability and Cronbach's alpha coefficients were used to assess internal consistency. In addition, the validity of the survey results was examined by correlating a visual analogue scale with the outcome of holding without pain. RESULTS: Test-retest reliability of Korea version PRTEE was good total ICC= .962 (CI=.922-,982). Cronbach's alpha value for PRTEE was found to be .955 and it was statistically significant (p<.05). The positive correlation between PRTEE and VAS was moderate to high (r=.753, P=.00) and statistically significant. There was also a low significant negative correlation between PRTEE and PFG (r=-.362, P=.042). CONCLUSION: The Korean version of PRTEE had reliability and validity. Therefore, it is a useful measure to evaluate the conditions of patients with lateral epicondylitis.

Forward Scattering Meter 측정에 의한 부산의 하계 시정 특성 (The Characteristics of Visibility Measured by Forward Scattering Meter on Summertime in Pusan)

  • 김유근
    • 한국환경과학회지
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    • 제9권5호
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    • pp.385-388
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    • 2000
  • Visibility reduction is a barometer of air pollution which people can notice easily. First of all we need to measure quantified visibility continuously in order to examine visibility reduction. Prevailing visibility is not practical to measure visibility depending on observer's expertness. Scattering visibility using Forward Scattering Meter(Belfort Visibility Sensor 6230) has been measured at Kwangan-Dong in Pusan and analysed since July 1998. According to the analysis the correlation coefficient(R) between prevailing visibility and scattering visibility was 0.7235. The visibility appeared that each frequency of poor visibility(under 6km) and good visibility(over 25km) was 10.6%, 9.7% on summertime in Pusan and the visibility range from 10km to 20km ranked high frequency as a half of whole ranges. The order of correlation coefficients between visibility an air pollutants are ranking CO. PM10 and NO2 that values are 0.5878, 0.5369,l 0.5284 respectively. In meteorolgical factor the case of poor visibility presented more weakly wind speed and higher relative humidity than the case of good visibility. The correlation coefficient between calculated visibility of multiple linear regression model and observed visibility was 0.7215. But the trend of calculated and observed visibility variation was similar with the exception of several good visibility cases.

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하지 강직 평가에 있어 NK테이블을 이용한 진자검사의 유용성 (Availability of the Pendulum Test Using NK Table for Spasticity Measurement of Low Extremity)

  • 김용욱;원종혁;김태호
    • 대한물리의학회지
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    • 제8권2호
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    • pp.209-217
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    • 2013
  • PURPOSE: The purpose of this study was to investigate the clinical availability of the pendulum test (through reliability and validity) using a NK table attached electrogoniometer for spasticity measurement in patients with brain lesions. METHODS: Thirty-one stroke and traumatic brain injury subjects participated in the study. Intraclass correlation coefficient (ICC) was used to verify the test-retest reliability of spasticity measures of the pendulum test. Pearson's product correlation coefficient was used to examine the validity of the pendulum test through the amplitude of the deep tendon reflex (DTR) test known for objective and quantitative measure of spasticity. RESULTS: In these results, the test-retest reliability was showed significantly high correlation between pendulum tests (ICCs=.95~.97, p<.01). There were significant negative correlations between the amplitude of the DTR test and all measures of spasticity of the pendulum test(r=-.77~-.85, p<.01). CONCLUSION: Thus, it is possible to use the pendulum test using a NK table as an objective measure of spasticity, rather than other expensive equipment, which is more complicated to use. Further studies are needed to explore the therapeutic effects of spasticity using a newly designed pendulum test equipment in this study.

NCPX 계측 방법에 따른 속도별 소음 데시벨 예측 모델 개발에 대한 연구 (A Study on Development of a Prediction Model for the Sound Pressure Level Related to Vehicle Velocity by Measuring NCPX Measurement)

  • 김도완;안덕순;문성호
    • 한국도로학회논문집
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    • 제15권4호
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    • pp.21-29
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    • 2013
  • PURPOSES : The objective of this study is to provide for the overall SPL (Sound Pressure Level) prediction model by using the NCPX (Noble Close Proximity) measurement method in terms of regression equations. METHODS: Many methods can be used to measure the traffic noise. However, NCPX measurement can powerfully measure the friction noise originated somewhere between tire and pavement by attaching the microphone at the proximity location of tire. The overall SPL(Sound Pressure Level) calculated by NCPX method depends on the vehicle speed, and the basic equation form of the prediction model for overall SPL was used, according to the previous studies (Bloemhof, 1986; Cho and Mun, 2008a; Cho and Mun, 2008b; Cho and Mun, 2008c). RESULTS : After developing the prediction model, the prediction model was verified by the correlation analysis and RMSE (Root Mean Squared Error). Furthermore, the correlation was resulted in good agreement. CONCLUSIONS: If the polynomial overall SPL prediction model can be used, the special cautions are required in terms of considering the interpolation points between vehicle speeds as well as overall SPLs.

제2형 당뇨병 환자에서 피부두겹두께의 측정부위 예측 및 비만지표들 간의 관련성 (Prediction of Suitable Site to Measure Abdominal Skin Fold Thickness and Correlation among Obesity Indicators in Patients with Type 2 Diabetes Mellitus)

  • 황문숙
    • Journal of Korean Biological Nursing Science
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    • 제22권1호
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    • pp.36-44
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    • 2020
  • Purpose: The purpose of this study was to predict measuring site suited for abdominal skin fold thickness (ASFT) by measuring the distribution of abdominal subcutaneous fat thickness (AScFT) and ascertain the correlations among obesity indicators. Methods: The size of analysis materials was 124 secondary data measured by ultrasonic device, bioelectrical impedance analyzer and caliper. Data were analyzed using t-test, and Pearson's correlation. Results: The average of AScFT was 10.63± 6.79mm with its range 1.39-36.16 mm, and AScFT of female and of central parts were thicker than those of male and outer parts in the abdomen. The average of ASFT was 29.26±12.59 mm. Site 5 on Figure 1 was most similar to the average of AScFT in both sexes. Body mass index (BMI) and waist hip ratio (WHR) were 23.65±3.98 and 0.88±0.05 respectively. The body weight, BMI, WHR, visceral fat, ASFT vs AScFT revealed in significant correlation (r= .29, r= .55, r= .39, r= .33. r= .29). Conclusion: BMI and WHR seem more useful than other obesity indicators, when obesity control is necessary for Type 2 diabetes patients. Site 5 on Figure 1 is most suitable site to measure ASFT.

종합병원 저층부에서의 이용자 이동에 따른 가시성과 피난 시간의 상관관계 분석 모델에 관한 연구 (A Study on the Relationship Analysis Model between Visibility and Evacuation Time by User's Movement in the Lower Floor of General Hospital)

  • 정기현;권지훈
    • 대한건축학회연합논문집
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    • 제21권3호
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    • pp.11-21
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    • 2019
  • The purpose of this study was to present an analysis model for finding the correlation between visibility and evacuation time as users move in the outpatient department of the general hospital. The spatial scope of the study was limited to the first floor and second floor which are used for the outpatient department. Traffic density in outpatient departments was surveyed on site. Based on the surveyed traffic density, the evacuation simulation model was established for calculating the escape route and evacuation time for an individual user. The traffic density of the outpatient department as per the evacuation time was also calculated. With using evacuation simulations, the flow of evacuees was calculated through the density of traffic over the time of evacuation. Visibility data were set in the simulation model for users' escape routes. A correlation analysis between the product of evacuation flow measure and visibility measure of the evacuation population and evacuation time was performed. The analysis result showed negative correlation within a specific distance range. This study presented an analysis model showing that the evacuation condition considering spatial visibility in the outpatient department of general hospital visibility was negatively related to the analyzed evacuation time at the design stage.