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( Eunki Chung ),( Dawoon Jeong ),( Jeongha Mok ),( Doosoo Jeon ),( Hee-yeon Kang ),( Heejin Kim ),( Heesun Kim ),( Hongjo Choi ),( Young Ae Kang ) 대한내과학회 2024 The Korean Journal of Internal Medicine Vol.39 No.2
Background/Aims: To determine whether metformin, which is considered a host-directed therapy for tuberculosis (TB), is effective in improving the prognosis of patients with TB and diabetes mellitus (DM), who have higher mortality than those without DM. Methods: This cohort study included patients who were registered as having TB in the National Tuberculosis Surveillance System. The medical and death records of matched patients were obtained from the National Health Information Database and Statistics Korea, respectively, and data from 2011 to 2017 were collected retrospectively. We classified patients according to metformin use among participants who used diabetes drugs for more than 28 days. The primary outcome was all-cause mortality during TB treatment. Double propensity score adjustment was applied to reduce the effects of confounding and multivariable Cox proportional hazard models were used to estimate adjusted hazard ratio (aHR) with 95% confidence interval (CI). Results: The all-cause mortality rate during TB treatment was lower (9.5% vs. 12.4%, p < 0.01) in the metformin user group. The hazard of death due to all causes after double propensity score adjustment was also lower in the metformin user group (aHR 0.76, 95% CI 0.67-0.86, p < 0.01). There was no significant difference in mortality between metformin users and non-users for TB-related deaths (p = 0.22); however, there was a significant difference in the non-TB-related deaths (p < 0.01). Conclusions: Metformin use in patients with TB-DM co-prevalence is associated with reduced all-cause mortality, suggesting the potential for metformin adjuvant therapy in these patients.
디자인사고를 중심으로 운영되는 자발적 다학제 교육 : The DEMA Studio 사례를 중심으로
장영중(Youngjoong Chang),정은기(Eunki Chung),김광현(Kwanghyun Kim),유성지(Sungjee Yoo),김서륭(Suhrewng Kim),윤자영(Jayoung Yoon),박인영(Inyoung Park),강지혜(Jihye Kang) 한국디자인학회 2010 한국디자인학회 학술발표대회 논문집 Vol.2010 No.10
We are in the middle of 21st century where changes are happening at fast pace and different fields of studies are expanding its domains. In this age, a creative and innovative individual from interdisciplinary education is required rather than an individual who is capable of only one point of view. Here we introduce a group of students, The DEMA Studio, where students have been studying design management and interdisciplinary research since 2007. This group includes undergraduate students with different academic backgrounds -design, engineering and management- and is practicing design thinking and radical collaboration through theoretical and practical approach. This paper examined the current location and potential of this group who interpreted and applied the latest strategy of abroad interdisciplinary system with applicable curriculum and included implications for further discussions of convergence.
이선호(Sunho Lee),정원준(Wonjoon Chung),홍은기(Eunki Hong),신명신(Myungshin Shin),김유무(Youmoo Kim),류기덕(Keedeog Ryu) 한국자동차공학회 2012 한국자동차공학회 학술대회 및 전시회 Vol.2012 No.11
CO₂ regulations and soaring gas price have required automobile companies to develop better fuel economy car in response to global warming caused by exhaust gas. In the field of auto-transmission that has a significant impact on fuel economy, the number of CVT (Continuously Variable Transmission)-equipped vehicle is increasing in Korean market because CVT is favorable to fuel economy. On the other hand, even if the same CVT is equipped, optimal calibration technology to vehicle and engine is important to maximize fuel economy performance. Therefore, in this paper, we introduce development of CVT application and ways improving fuel economy to the top level for a mid-sized vehicle in Korean market released in January 2012.