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Incidence and case fatality of acute myocardial infarction in Korea, 2011-2020
Yeeun Seo(Yeeun Seo),Jenny Moon(Jenny Moon),Hyeok-Hee Lee(Hyeok-Hee Lee),Hyeon Chang Kim(Hyeon Chang Kim),Fumie Kaneko(Fumie Kaneko ),Sojung Shin(Sojung Shin),Eunji Kim(Eunji Kim),Jang-Whan Bae(Jang-W 한국역학회 2024 Epidemiology and Health Vol.46 No.-
Incidence and case fatality of acute myocardial infarction in Korea, 2011-2020
Yeeun Seo,Jenny Moon,Hyeok-Hee Lee,Hyeon Chang Kim,Fumie Kaneko,Sojung Shin,Eunji Kim,Jang-Whan Bae,Byeong-Keuk Kim,Seung Jun Lee,Min Kim,Hokyou Lee 한국역학회 2024 Epidemiology and Health Vol.46 No.-
OBJECTIVES: Cardiovascular diseases are a leading cause of mortality worldwide, and acute myocardial infarction (AMI) is particularly fatal condition. We evaluated the incidence and case fatality rates of AMI in Korea from 2011 to 2020. METHODS: We utilized data from the National Health Insurance Services to calculate crude, age-standardized, and age-specific incidence rates, along with 30-day and 1-year case fatality rates, of AMI from 2011 to 2020. Age-standardized incidence rates were determined using direct standardization to the 2005 population. RESULTS: The crude incidence rate of AMI per 100,000 person-years consistently increased from 44.7 in 2011 to 68.3 in 2019, before decreasing slightly to 66.2 in 2020. The age-standardized incidence rate of AMI displayed a 19% rise from 2011 to 2019, followed by a slight decline in 2020. The increasing trend for AMI incidence was more pronounced in males than in females. Both 30-day and 1-year case fatality rates remained stable among younger individuals but showed a decrease among older individuals. There was a minor surge in case fatality in 2020, particularly among recurrent AMI cases. CONCLUSIONS: Over the past decade, the AMI incidence rate in Korea has consistently increased, with a slight downturn in 2020. The case fatality rate has remained relatively stable except for a minor increase in 2020. This study provides data for continuous surveillance, the implementation of targeted interventions, and the advancement of research aimed at AMI in Korea.
Kim Yeeun,Kim Eunji,Kim Dohoon,Ahn Chi Won,Kim Byoung Soo,안경현,Lee Yonghee,박준동 한국유변학회 2023 Korea-Australia rheology journal Vol.35 No.2
Since the discovery of MXene, which has been attracting attention as an alluring two-dimensional material with a distinct structure and mechanical and electrical capabilities, numerous attempts have been made to combine MXene with polymer additives to enhance and compensate for MXene’s inherent weakness. In this work, the rheological properties of MXene ( Ti3C2Tx)-polymer composite inks of three different polymers with various interaction with MXene particles are examined. Polyethylene glycol (PEG), which is known to physically adsorb on the surface of MXene, improved MXene dispersion while enhancing the viscoelastic property of ink. MXene ink containing polyethylenimine (PEI) was destabilized forming a viscoelastic network structure as PEI of strong positive charge adsorbed on the MXene surface to neutralize negative charge and diminish electrostatic repulsion. In the case of MXene-polyacrylic acid (PAA) composite ink, the formation of hydrogen bonds between MXene and PAA resulted in a dense network structure with high viscoelasticity. In terms of rheological property sensitivity to concentration, MXene ink without polymer additives exhibited power-law behavior with the largest exponent, whereas MXene-polymer composite inks indicated moderate sensitivity. Our findings will aid in the design of MXene-based composites with optimum rheological properties for specific processes such as 3D printing and coating.
김예은 ( Yeeun Kim ),임예은 ( Yeeun Lim ),전민혁 ( Minhyek Jeon ),추시은 ( Sieun Choo ),김성주 ( Seongju Kim ),권기은 ( Kieun Kwon ),황수성 ( Sooseong Hwang ),이진상 ( Jinsang Lee ) 아프리카미래학회 2023 아프리카와 미래 Vol.2 No.0
Developing countries are most vulnerable to the negative effects of climate crises since they lack either the appropriate monitoring system or a reliable infrastructure for healthcare. The paper surveys the effect of climate change on the prevalence of diabetes in the country of Eritrea. In our effort to find the country that was most severely impacted by it, we investigated changes in temperature and the percentage of forest area loss from 2009 to 2020 across 243 countries. Among them, we were able to determine that Eritrea experienced one of the most intense rates of temperature rise and forest area loss. Based on this observation, we hypothesized that the likelihood of certain diseases rises from such drastic changes in its climate. Moreover, we discovered a significant correlation between the number of patients suffering from diabetes-related diseases, temperature change, and forest area losses. Upon further inspection of Eritrea’s social, environmental, and scientific conditions, it was clear that climate change not only is a serious issue but also one that increases the prevalence of diabetes in an African country. In this comprehensive report, we propose a sustainable solution utilize existing resources to mitigate climate change and advocate for the well-being of the people in Eritrea.
Jung Kyeongmin,Yoon Joohyun,Ahn Yeeun,Kim Soyeon,Shim Injeong,Ko Hyunwoong,Jung Sang-Hyuk,Kim Jaeyoung,Kim Hyejin,Lee Dong June,Cha Soojin,Lee Hyewon,Kim Beomsu,Cho Min Young,Cho Hyunbin,Kim Dan Say,K 생화학분자생물학회 2023 Experimental and molecular medicine Vol.55 No.-
Irritability is a heritable core mental trait associated with several psychiatric illnesses. However, the genomic basis of irritability is unclear. Therefore, this study aimed to 1) identify the genetic variants associated with irritability and investigate the associated biological pathways, genes, and tissues as well as single-nucleotide polymorphism (SNP)-based heritability; 2) explore the relationships between irritability and various traits, including psychiatric disorders; and 3) identify additional and shared genetic variants for irritability and psychiatric disorders. We conducted a genome-wide association study (GWAS) using 379,506 European samples (105,975 cases and 273,531 controls) from the UK Biobank. We utilized various post-GWAS analyses, including linkage disequilibrium score regression, the bivariate causal mixture model (MiXeR), and conditional and conjunctional false discovery rate approaches. This GWAS identified 15 independent loci associated with irritability; the total SNP heritability estimate was 4.19%. Genetic correlations with psychiatric disorders were most pronounced for major depressive disorder (MDD) and bipolar II disorder (BD II). MiXeR analysis revealed polygenic overlap with schizophrenia (SCZ), bipolar I disorder (BD I), and MDD. Conditional false discovery rate analyses identified additional loci associated with SCZ (number [n] of additional SNPs = 105), BD I (n = 54), MDD (n = 107), and irritability (n = 157). Conjunctional false discovery rate analyses identified 85, 41, and 198 shared loci between irritability and SCZ, BD I, and MDD, respectively. Multiple genetic loci were associated with irritability and three main psychiatric disorders. Given that irritability is a cross-disorder trait, these findings may help to elucidate the genomics of psychiatric disorders.
Cooperative Interaction between Acid and Copper Resistance in Escherichia coli
( Yeeun Kim ),( Seohyeon Lee ),( Kyungah Park ),( Hyunjin Yoon ) 한국미생물생명공학회 2022 Journal of microbiology and biotechnology Vol.32 No.5
The persistence of pathogenic Escherichia coli under acidic conditions poses a serious risk to food safety, especially in acidic foods such as kimchi. To identify the bacterial factors required for acid resistance, transcriptomic analysis was conducted on an acid-resistant enterotoxigenic E. coli strain and the genes with significant changes in their expression under acidic pH were selected as putative resistance factors against acid stress. These genes included those associated with a glutamatedependent acid resistance (GDAR) system and copper resistance. E. coli strains lacking GadA, GadB, or YbaST, the components of the GDAR system, exhibited significantly attenuated growth and survival under acidic stress conditions. Accordantly, the inhibition of the GDAR system by 3- mercaptopropionic acid and aminooxyacetic acid abolished bacterial adaptation and survival under acidic conditions, indicating the indispensable role of a GDAR system in acid resistance. Intriguingly, the lack of cueR encoding a transcriptional regulator for copper resistance genes markedly impaired bacterial resistance to acid stress as well as copper. Conversely, the absence of YbaST severely compromised bacterial resistance against copper, suggesting an interplay between acid and copper resistance. These results suggest that a GDAR system can be a promising target for developing control measures to prevent E. coli resistance to acid and copper treatments.
Development of Virtual Reality-Vision System in Robot-Assisted Laparoscopic Surgery
Yeeun Jo,Yoon Jae Kim,Hye-Min Moon,Sungwan Kim 제어로봇시스템학회 2018 제어로봇시스템학회 국제학술대회 논문집 Vol.2018 No.10
The robot-assisted surgical systems that allow minimally invasive surgery have diverse advantages compared to conventional open surgery. However, there still remain some drawbacks to be improved such as the discontinuous surgical operation flow that occurs during switching control between the endoscope system and the patient side manipulator (PSM). It can lead to collision between surgical instruments, possibility of injury to patients, and increased operation time. Thus, a virtual reality-vision system is proposed to enable continuous surgical operation flow and intuitive control of endoscopic system. As a preliminary study, 6 types of motion capture data, pitch down, pitch up, roll left, roll right, yaw left, and yaw right, were collected from two subjects. Signal-to-noise ratio (SNR) is high enough to avoid classification issue, so available ranges of threshold for each motion could be suggested. Based on the provided thresholds, intuitive velocity control strategy of endoscope system will be implemented. Furthermore, collision avoidance system using Oriented Bounded Box (OBB) was designed to suppress user mistakes caused by unintended head motion. The simulation results show motion trajectory of endoscope without any collision with other instruments.
Kim Hyeon Chang,Lee Hokyou,Lee Hyeok-Hee,Lee Ga Bin,Kim Eunji,Song Moses,Moon Jenny,Seo Yeeun,Korean Society of Hypertension (KSH)-Hypertension Epidemiology Research Working Group 대한고혈압학회 2023 Clinical Hypertension Vol.29 No.-
Background The Korean Society of Hypertension has published the Korea Hypertension Fact Sheet 2022 to provide an overview of the magnitude and management status of hypertension and their recent trends. Methods The Fact Sheets were based on the analyses of Korean adults aged 20 years or older of the 1998–2020 Korea National Health and Nutrition Examination Survey and the 2002–2020 National Health Insurance Big Data. Results As of 2020, 29.4% of the adult population aged 20 or older in Korea, about 12.6 million people, have high blood pressure, of which 5.0 million (40%) are 65 years of age or older and 1.2 million (10%) are 80 years of age or older. Among those with hypertension, the awareness rate is 69%, the treatment rate is 65%, and the control rate is 47%. The number of people diagnosed with hypertension increased from 3.0 million in 2002 to 10.5 million in 2020. During the same period, the number of people using antihypertensive medication increased from 2.5 million to 9.9 million, and the number of people adherent to treatment increased from 0.6 million to 7.4 million. Among those treated for hypertension in 2020, 74% used angiotensin blockers, 61% used calcium channel blockers, 24% used diuretics, and 15% used beta blockers. Combination therapy with at least two classes of antihypertensive medication consisted of 60% of all antihypertensive prescriptions. The number of people with hypertension aged 65 or older is increasing very rapidly compared to those aged 20–64. Awareness and treatment rates of hypertension improved rapidly, especially in those aged 65 or older, but the rate of improvement slowed since 2012. Conclusions In Korea, the level of hypertension management is improving, but the absolute number of people with hypertension, especially elderly hypertension, is increasing due to the rapid aging of the population. It is necessary to develop more efficient and target-specific policies to control blood pressure and prevent cardiovascular disease.