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이형기,옥영길,최용훈,정호,Lee, Hyung-Kee,Ok, Young-Kil,Choi, Yong-Hun,Kim, Jung-Ho 대한한방안이비인후피부과학회 2015 한방안이비인후피부과학회지 Vol.28 No.2
Objective : To investigate how general characteristics and life habits of patients affect severity of acne which was determined by Korean Acne Grading system(KAGS). To adress correlation between the severity of acne and subjective stresses from which patients suffer. Methods : 86 patients answered to questionaire sheet on their general characteristics and life habits and rated their level of stresses as a number in the range between 0 and 10. Then an oriental medical doctor evaluated subject's acne grades, based of KAGS, through observations on papules, nodules, and scars before (medical) treatments. All data (collected) were analyzed using SPSS 22 (software for windows). To clearly demonstrate association of subjects general characteristics, life habits with KAGS grades, Chi-square tests were performed. The correlation between the KAGS grades and the level of stresses was determined using one-way ANOVA followed by Scheffe's post-hoc analysis. Results & Conclusion : Majority of subjects were women, students between 15 and 25 years old, and patients with normal range of Body Mass Index(BMI). Dysmenorrhea presence and premenstrual exacerbation of acne had statistically significant relationship, suggesting their potential influences on KAGS grades as major factors.
이형기,조수영,김규남,최용훈,이정환,김정호,Lee, Hyung-Kee,Cho, Soo-Young,Kim, Kyu-Nam,Choi, Yong-Hun,Lee, Jung-Hwan,Kim, Jung-Ho 대한한방안이비인후피부과학회 2016 한방안이비인후피부과학회지 Vol.29 No.1
Objective : This study performed to evaluate that duration of acne scars effects on Qualitative Global Acne Scarring Grading System(QGASC) grade changing and treatment duration. Also this study performed to evaluate the relationship between dysmenorrhea and acne scars, and the effects of each treatment on treatment duration and Korean Acne Grading System(KAGS) and QGASC grade.Methods : 95 patients with acne scars were understood by medical records and case photos, and we evaluated pre and post acne scar grade based on KAGS and QGASC. We analyzed data by SPSS 22 for windows program, and figured out the relation between duration of acne and QGASC grade and treatment duration by Spearman correlation analysis, and performed Mann-Whitney U-test to figure out the relation between dysmenorrhea and QGASC grade. We performed Wilcoxon test to evaluate that treatment of acne scars effects on KAGS grade and QGASC grade, and performed Kruskal-Wallis test to figure out the difference of each treatment which effects on KAGS grade and QGASC grade, and performed Post-hoc analysis to figure out the group comparison.Results & Conclusions : QGASC grade depending on duration of acne was statistically significance. Subcision and Microneedle Therapy System(MTS) and pharmacopuncture were significantly improved acne scars. Other treatments were significantly more effective than subcision and pharmacopuncture combined treatment. Treatment duration of Subcision and MTS combined treatment was significantly most shortest than other treatment.
이형기(Hyung Kee Lee),김영은(Young Eun Kim),한상규(Sang Kuy Han) 대한기계학회 2017 대한기계학회 춘추학술대회 Vol.2017 No.11
Muscle injuries caused by traffic accident are difficult to determine the degree of symptoms and causes. Injuries analysis for back muscles are mostly carried out using dummy, cadaver, and volunteers. However, it is difficult to consider the effeet of muscle reaction when dummy and cadaver is used. The volunteer experiment has a limitation that it should proceed only in the environment where the injury does not occur in the safety of the volunteer. The numerical method of finite elements is a powerful tool for analyzing body behavior under various impact conditions. This study developed 3-dimensional(3D) active continuum model for back muscle for analyzing the back muscle injuries under rear impact loading condition. The 3D active continuum muscle model is modeled by combining active beam element and passive non-linear, viscoelastic solid elements. Magnetic resonance imaging(MRI) and anatomical data was used for developing muscle model.
정상 한국 성인에서 혈청 암태아성항원의 경계치 및 이에 영향을 미치는 인자
김선욱,정준기,이동수,곽철은,정재민,김명기,이명철,고창순,이형기,유근영,안윤옥,김종순 ( Sun Wook Kim,June Key Chung,Dong Soo Lee,Cheol Eun Kwark,Jae Min Jeong,Myung Ki Kim,Myung Chul Lee,Chang Soon Koh,Hyung Kee Lee,Keun Young Yoo,Yoon Ok 대한핵의학회 1994 핵의학 분자영상 Vol.28 No.3
Carcinoembryonic Antigen is one of most frequent.ly checked tumor markers in cancer management. We performed statistical analysis with serum CEA data of 2626 persons who received regular health examination and were thought to be free of active disease to determine the cutoff values of serum CEA level in normal Korean adults and to study the factors influencing serum (:EA levels in normal subjects. 1) The cutoff values of serum CEA in normal Korean adults in general were 9.28ng/ ml for men, 5.90 ng/ml for women. 2) Serum CEA level was influenced by age, present smoking history, sex, and abnormal findings in chest X ray. 3) Serum CEA level had no correlation with the history of amount of alcohol consumption or obesity. 4) Cutoff values of serum CEA in normal Korean adults were tabulated according to age, sex, and smoking histor y. Serum CEA level was influenced by age, sex, present smoking history and abnormal findings in chest X ray and cutoff values of serum CEA were tabulated according to age, sex, and smoking history.