• Title/Summary/Keyword: Correlation identification

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Development on the Questionnaire of Cold-Heat Pattern Identification Based on Usual Symptoms for Health Promotion - Focused on Agreement Study (건강 증진을 위한 평소 증상 기반의 한열변증 설문지 개발 - 일치도를 중심으로)

  • Bae, Kwang-Ho;Yoon, Youngheum;Yeo, Minkyung;Kim, Ho-Seok;Lee, Youngseop;Lee, Siwoo
    • Journal of Society of Preventive Korean Medicine
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    • v.20 no.2
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    • pp.17-26
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    • 2016
  • Objectives : We presented the results of reliability study in advance, and analyzed agreement between Korean medicine doctors(KMDs)' diagnosis and cold-heat pattern identification questionnaire(CHPI)'s diagnosis. Methods : This survey was conducted from May 16 to 17, 2015. The subjects were 93 adults living in rural society. Diagnosis of CHPI was performed by 2 KMDs who have clinical experience more than 5 years. The KMDs' diagnosis was set as a reference index, and then we compare 23 items(cold pattern 11 items and heat pattern 12 items) of CHPI questionnaire and 15 items(cold pattern 8 items and heat pattern 7 items) that were brief form of it. We had cut-off value by standard of KMDs' diagnosis using receiver operating characteristic-curve(ROC-curve), with which we calculated agreement including kappa value. Correlation analysis between CHPI evaluation score by KMDs and by the questionnaire was fulfilled as well. Results : Agreement about 11 and 8 cold pattern items showed 87.1% together, and the value of kappa each recorded 0.742 and 0.741. Agreement about 12 and 7 heat pattern items suggested 81.7% and 78.5%, and the value of kappa showed 0.634 and 0.570. Correlation coefficients were 0.803 of 11 items and 0.761 of 8 items about cold pattern. In addition, correlation coefficients were 0.789 of 12 items and 0.767 of 7 items about heat pattern. The significant probability (p-value) was under 0.001. Conclusions : We have developed CHPI questionnaire involving reliability and agreement based on usual symptoms, and hope additional complements so that Korean medicine diagnostics and Korean preventive medicine would be improved.

The Exploratory Analysis on the Registry Data of Patients with Low Back Pain Applying Correlation Analysis Method (Correlation 분석 기법을 적용한 요통 환자에 관한 레지스트리 데이터의 탐색적 분석)

  • Park, Chang-Hyun;Park, Mu-Sun;Kim, Hyung-Suk;Cha, Yun-Yeop;Kim, Soon-Joong;Ko, Youn-Suk;Oh, Min-Seok;Hwang, Eui-Hyoung;Shin, Byung-Cheul;Kim, Chang-Eop;Song, Yun-Kyung
    • Journal of Korean Medicine Rehabilitation
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    • v.27 no.4
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    • pp.97-109
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    • 2017
  • Objectives The aim of this study is to analyze the patients who have low back pain through registry. Methods We registered patients with low back pain who visited department of korean rehabilitation medicine in university hospitals on study. We collected data from 116 subjects consisted of 51 inpatients and 65 outpatients and ruled out 8 who didn't have pattern identification data at the point of inpatient or outpatient visit so we analyzed 108 in total. We used Pearson's product moment correlation to find correlationship among variables, and analyzed statistical data using Phyton scipy library stats package. Results We set general features, region of the pain, physical examination, ROM, questionnaire results, pattern identification as variables and draw a conclusion by analyzing these variables. Conclusions Registry aimed at low back pain patients was established in department of korean rehabilitation medicine of university hospitals and exploratory analysis based on data were made. Through the registry, we expect that more advanced studies will be performed; for example, executing research which verifies effectiveness and stability of korean medical treatment or developing tools to fill the gap between pattern identification and disease identification.

The Effects of Role Identification Confusion and Role Conflicts on Burnout and Job Satisfaction among Professional School Counselors: The Moderated Mediation Effect of Job Crafting (전문상담교사의 역할정체성 혼란과 역할갈등이 소진 및 직무 만족에 미치는 영향: 직무의미창조의 조절된 매개효과)

  • Jeon, Seong-Eun;Kang, Young-Shin
    • Korean Journal of School Psychology
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    • v.18 no.2
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    • pp.221-247
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    • 2021
  • This study was conducted to determine if the relationships between role identification confusion and burnout and between role identification confusion and job satisfaction are mediated by role conflict and whether job crafting moderates the mediating the relationships between role conflict and burnout and between role conflict and job satisfaction. A total of 150 professional school counselors completed a survey about role identification confusion, role conflict, burnout, job satisfaction, and job crafting. The results of a correlation analysis showed that the relationship between role identification confusion and burnout was statistically significantly positive, the relationship between role identification confusion and job satisfaction was statistically significantly negative, and that role conflict mediated the relationships between role identification confusion and burnout and between role identification confusion and job satisfaction. However, the moderated mediation effect of job crafting in these relationships was not statistically significant. This paper discusses this study's limitations and suggestions for further research.

Evaluation of Reliability and Validity for Deficiency and Excess Pattern Identification Questionnaire (한방 건강검진에서 허실 변증 진단 설문지 개발 -신뢰도와 구성 타당도를 중심으로-)

  • Jang, Eun Su;Yoon, Ji Hyeon;Baek, Young Hwa;Lee, Si Woo
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.32 no.3
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    • pp.171-177
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    • 2018
  • The purpose of this study was to evaluate the reliability and the validity of Deficiency and Excess Pattern Identification Questionnaire. The number of subjects enrolled in this study was 248, from July 2015 to March. 2016. The surveys was conducted two times with 3 month interval. The Cronbach's ${\alpha}$ analysis for internal reliability, Pearson Correlation Coefficient analysis for test-retest reliability were conducted. Factor analysis with varimax rotation for construct validity was used. Kappa analysis for diagnostic reliability were used. The significant p-value was < .05. The Cronbach's ${\alpha}$ was .929 in Deficiency and .932 in Excess questionnaire. The reliabilities between test and retest Intra Correlation Coefficient (ICC) was .71-.762 in the Deficiency, and .58-.786 in Excess questionnaire, respectively. Deficiency was divided by five factors, and Excess four factors. The factor convergence was 72.54% in the Deficiency and 67.5% in Excess questionnaire. The test-retest agreement of four pattern was 68.5% and Kappa was .530. This study reveals that Deficiency and Excess Pattern Identification Questionnaire is a reliable and valid. However, further study to validate the questionnaire is needed.

Analysis of Pathogenic Factors in the Menopausal Symptoms of Middle-aged Women in Relation to Sasang Constitutional Type

  • Cho, Hye-Sook;Kim, Jong-Won;Lee, Yong-Tae;Kim, Kyu-Kon;Lee, In-Seon
    • The Journal of Korean Medicine
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    • v.35 no.2
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    • pp.60-68
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    • 2014
  • Background: Pattern identification is a unique diagnostic method of traditional Oriental medicine that has recently been the target of questionnaire-based research. Sasang (four-types) constitutional medicine (SCM) is a practice in traditional Korean medicine that seeks to promote objectivity in diagnostics. This paper attempts to illuminate the relationship between constitutions and the pathogenic factors of pattern identification through questionnaires completed by menopausal women about their symptoms. Methods: From March to October 2012, we examined 291 women from the general population, with ages ranging from 40 to 60 years, applying the Kupperman index, the Menopause-Specific Quality of Life Questionnaire (MENQOL), pattern identification based on the Diagnosis System of Oriental Medicine (DSOM), and SCM. We then analyzed the relationship between constitutional type and pathogenic factors. Results: No significant differences were found in the scores of either the Kupperman index or MENQOL questionnaire in relation to constitutional type. However, in a statistical analysis correlating the DSOM pathogenic factor scores (PFS) with the scores of the Kupperman index and MENQOL vasomotor subscale, heat showed a significant positive correlation with SoYang type (SY) and TaeEum type (TE), but not SoEum type (SE), while insufficiency of yin and insufficiency of yang, as well as blood deficiency, showed a significant positive correlation with the TE and SE types. Conclusion: The pathogenic factors in the menopausal symptoms of middle-aged women, specifically the prominent menopausal symptom of facial flushing, differed significantly according to constitutional type.

Considering on De-Identification Method of Personal Information for National Medical Institute by using correlation (상관도를 이용한 국내 의료기관용 개인정보 비식별화 방안에 관한 연구)

  • Yeo, Kwang Soo;Kim, Chul Jung;Lee, Jae Hyun;Kim, Soon Seok
    • Smart Media Journal
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    • v.5 no.4
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    • pp.83-89
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    • 2016
  • Guidelines for protecting personal information are already in progress in USA, UK and other countries and announced many guideline like HIPPA. However In Our national environment, we does not have specialized guideline in national medical industries. This thesis suggest De-indentification method in South Korea by referring 'bigdata De-identification Guideline by Ministry of Science, ICT and Future Planning (2015)', ICO in U. K and IHE, NIST, HIPPA in U. S. A. We suggest also correlation between Guidelines. Corelation means common techniques in three guidelines (IHE, NIST, HIPPA in U. S. A). As Point becomes closer five points, We recommend that technique to national medical institute for De-Identification. We hope this thesis makes the best use of personal information's development in National medical institute.

The Research of Corelation between Sasang Constitution and Pattern Identification through Clinical Research of the Patients of Menstrual Pain (임상연구를 통한 월경통 환자의 사상체질, 변증간의 상관성 연구)

  • Kang, Seok-Hwan;Jeon, Soo-Hyung;Lee, In-Seon;Kim, Kyu-Kon;Na, Young-Ju;Kim, Jong-Won
    • Journal of Sasang Constitutional Medicine
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    • v.28 no.4
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    • pp.320-329
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    • 2016
  • Objective We researched to analyze correlation between menstrual pain and Korean medical diagnosis - Sasang constitution and Pattern Identification - through clinical research of the patients of menstrual pain. Method Trial gruop who consists of women with menstrual pain is 193 people, and control group who consists of women without menstrual pain is 101 people. We producted analyzing of their Sasang Constitution and symptom with Diagnosis System of Oriental Medicine(DSOM). This study used chi-square test, two sample t-test, analysis of variance, Wilcoxon's rank sum test, Kruskal-Wallis test, correlation analysis. Results 1) In trial and control group, Soeumin was the largest and Soyangin was the least. There was'nt statistical significance between trial and control group. 2) In DSOM, deficiency of blood, stagnation of qi, blood stasis, coolness, spleen, kidney and phlegm pathogenic factors showed significant difference. Conclusion There were significant corelation between menstrual pain and Korean mdical diagnosis - Sasang constitution and Pattern Identification.

The effect of non-synchronous sensing on structural identification and its correction

  • Feng, Zhouquan;Katafygiotis, Lambros
    • Smart Structures and Systems
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    • v.18 no.3
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    • pp.541-568
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    • 2016
  • The goal of this study is to investigate the effect of non-synchronous sensing when using wireless sensors on structural identification and to attempt correcting such errors in order to obtain a better identification result. The sources causing non-synchronous sensing are discussed first and the magnitudes of such synchronization errors are estimated based on time stamps of data samples collected from Imote2 sensors; next the impact of synchronization errors on power spectral densities (PSDs) and correlation functions of output responses are derived analytically; finally a new method is proposed to correct such errors. In this correction method, the corrected PSDs of output responses are estimated using non-synchronous samples based on a modified FFT. The effect of synchronization errors in the measured output responses on structural identification and the application of this correction method are demonstrated using simulation examples. The simulation results show that even small synchronization errors in the output responses can distort the identified modal and stiffness parameters remarkably while the parameters identified using the proposed correction method can achieve high accuracy.

Measurement of Flow Field in a Ginseng Cleaner Model Using PIV (PIV에 의한 인삼세척기 모델 내부의 유동계측)

  • 송치성
    • Journal of Advanced Marine Engineering and Technology
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    • v.25 no.1
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    • pp.139-145
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    • 2001
  • The objective of experimental study is to apply simultaneous measurement by PIV(Particle Image Velocimetry) to high_speed flow characteristics within ginseng cleaner model. Three different kinds of flow rate(15. 20, 27l/min) are selected as experimental condition. Optimized cross correlation identification to obtain velocity distribution, time-mean velocity distribution, velocity, profile, kinetic energy and turbulence intensity are represented quantitatively for the deeped understanding of the flow characteristics in a ginseng cleaner model.

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Influence Analysis on a Test Statistic in Canonical Correlation Analysis

  • Jung, Kang-Mo
    • Communications for Statistical Applications and Methods
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    • v.8 no.2
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    • pp.347-355
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    • 2001
  • We propose a method for detecting influential observations that have a large influence on the likelihood ratio test statistic for the two sets of variables are uncorrelated with one another. For this purpose we derive a local influence measure for the likelihood ratio test statistic under certain perturbation scheme. An illustrative example is given to show the effectiveness of the proposed method on the identification of influential observations.

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