1.Evaluation of Burnout and Contributing Factors in Imaging Cardiologists in Korea
You-Jung CHOI ; Kang-Un CHOI ; Young-Mee LEE ; Hyun-Jung LEE ; Inki MOON ; Jiwon SEO ; Kyu KIM ; So Ree KIM ; Jihoon KIM ; Hong-Mi CHOI ; Seo-Yeon GWAK ; Minkwan KIM ; Minjeong KIM ; Kyu-Yong KO ; Jin Kyung OH ; Jah Yeon CHOI ; Dong-Hyuk CHO ; On behalf of the Korean Society of Echocardiography Heart Imagers of Tomorrow
Journal of Korean Medical Science 2024;40(5):e21-
Background:
We aimed to examine the prevalence of burnout among imaging cardiologists in Korea and to identify its associated factors.
Methods:
An online survey of imaging cardiologists affiliated with university hospitals in Korea was conducted using SurveyMonkey ® in November 2023. The validated Korean version of the Maslach Burnout Inventory-Human Service Survey was used to assess burnout across three dimensions: emotional exhaustion, depersonalization, and lack of personal accomplishment. Data on demographics, work environment factors, and job satisfaction were collected using structured questionnaires.
Results:
A total of 128 imaging cardiologists (46.1% men; 76.6% aged ≤ 50 years) participated in the survey. Regarding workload, 74.2% of the respondents interpreted over 50 echocardiographic examinations daily, and 53.2% allocated > 5 of 10 working sessions per week to echocardiographic laboratory duties. Burnout levels were high, with a significant proportion of participants experiencing emotional exhaustion (28.1%), depersonalization (63.3%), and a lack of personal accomplishment (92.2%). Younger age (< 50 years) was correlated with higher emotional exhaustion risk, while more research time was protective against burnout in the depersonalization domain. Factors, such as being single, living with family, and specific job satisfaction facets, including uncontrollable workload and value mismatch, were associated with varying levels of burnout risk across different dimensions
Conclusion
Our study underscores the high burnout rates among Korean imaging cardiologists, attributed to factors such as the subjective environment and job satisfaction.Hence, evaluating and supporting cardiologists in terms of individual values and subjective factors are important to effectively prevent burnout..
2.Metabolic Dysfunction-Associated Steatotic Liver Disease in Type 2 Diabetes Mellitus: A Review and Position Statement of the Fatty Liver Research Group of the Korean Diabetes Association
Jaehyun BAE ; Eugene HAN ; Hye Won LEE ; Cheol-Young PARK ; Choon Hee CHUNG ; Dae Ho LEE ; Eun-Hee CHO ; Eun-Jung RHEE ; Ji Hee YU ; Ji Hyun PARK ; Ji-Cheol BAE ; Jung Hwan PARK ; Kyung Mook CHOI ; Kyung-Soo KIM ; Mi Hae SEO ; Minyoung LEE ; Nan-Hee KIM ; So Hun KIM ; Won-Young LEE ; Woo Je LEE ; Yeon-Kyung CHOI ; Yong-ho LEE ; You-Cheol HWANG ; Young Sang LYU ; Byung-Wan LEE ; Bong-Soo CHA ;
Diabetes & Metabolism Journal 2024;48(6):1015-1028
Since the role of the liver in metabolic dysfunction, including type 2 diabetes mellitus, was demonstrated, studies on non-alcoholic fatty liver disease (NAFLD) and metabolic dysfunction-associated fatty liver disease (MAFLD) have shown associations between fatty liver disease and other metabolic diseases. Unlike the exclusionary diagnostic criteria of NAFLD, MAFLD diagnosis is based on the presence of metabolic dysregulation in fatty liver disease. Renaming NAFLD as MAFLD also introduced simpler diagnostic criteria. In 2023, a new nomenclature, steatotic liver disease (SLD), was proposed. Similar to MAFLD, SLD diagnosis is based on the presence of hepatic steatosis with at least one cardiometabolic dysfunction. SLD is categorized into metabolic dysfunction-associated steatotic liver disease (MASLD), metabolic dysfunction and alcohol-related/-associated liver disease, alcoholrelated liver disease, specific etiology SLD, and cryptogenic SLD. The term MASLD has been adopted by a number of leading national and international societies due to its concise diagnostic criteria, exclusion of other concomitant liver diseases, and lack of stigmatizing terms. This article reviews the diagnostic criteria, clinical relevance, and differences among NAFLD, MAFLD, and MASLD from a diabetologist’s perspective and provides a rationale for adopting SLD/MASLD in the Fatty Liver Research Group of the Korean Diabetes Association.
3.Evaluation of Burnout and Contributing Factors in Imaging Cardiologists in Korea
You-Jung CHOI ; Kang-Un CHOI ; Young-Mee LEE ; Hyun-Jung LEE ; Inki MOON ; Jiwon SEO ; Kyu KIM ; So Ree KIM ; Jihoon KIM ; Hong-Mi CHOI ; Seo-Yeon GWAK ; Minkwan KIM ; Minjeong KIM ; Kyu-Yong KO ; Jin Kyung OH ; Jah Yeon CHOI ; Dong-Hyuk CHO ; On behalf of the Korean Society of Echocardiography Heart Imagers of Tomorrow
Journal of Korean Medical Science 2024;40(5):e21-
Background:
We aimed to examine the prevalence of burnout among imaging cardiologists in Korea and to identify its associated factors.
Methods:
An online survey of imaging cardiologists affiliated with university hospitals in Korea was conducted using SurveyMonkey ® in November 2023. The validated Korean version of the Maslach Burnout Inventory-Human Service Survey was used to assess burnout across three dimensions: emotional exhaustion, depersonalization, and lack of personal accomplishment. Data on demographics, work environment factors, and job satisfaction were collected using structured questionnaires.
Results:
A total of 128 imaging cardiologists (46.1% men; 76.6% aged ≤ 50 years) participated in the survey. Regarding workload, 74.2% of the respondents interpreted over 50 echocardiographic examinations daily, and 53.2% allocated > 5 of 10 working sessions per week to echocardiographic laboratory duties. Burnout levels were high, with a significant proportion of participants experiencing emotional exhaustion (28.1%), depersonalization (63.3%), and a lack of personal accomplishment (92.2%). Younger age (< 50 years) was correlated with higher emotional exhaustion risk, while more research time was protective against burnout in the depersonalization domain. Factors, such as being single, living with family, and specific job satisfaction facets, including uncontrollable workload and value mismatch, were associated with varying levels of burnout risk across different dimensions
Conclusion
Our study underscores the high burnout rates among Korean imaging cardiologists, attributed to factors such as the subjective environment and job satisfaction.Hence, evaluating and supporting cardiologists in terms of individual values and subjective factors are important to effectively prevent burnout..
4.Metabolic Dysfunction-Associated Steatotic Liver Disease in Type 2 Diabetes Mellitus: A Review and Position Statement of the Fatty Liver Research Group of the Korean Diabetes Association
Jaehyun BAE ; Eugene HAN ; Hye Won LEE ; Cheol-Young PARK ; Choon Hee CHUNG ; Dae Ho LEE ; Eun-Hee CHO ; Eun-Jung RHEE ; Ji Hee YU ; Ji Hyun PARK ; Ji-Cheol BAE ; Jung Hwan PARK ; Kyung Mook CHOI ; Kyung-Soo KIM ; Mi Hae SEO ; Minyoung LEE ; Nan-Hee KIM ; So Hun KIM ; Won-Young LEE ; Woo Je LEE ; Yeon-Kyung CHOI ; Yong-ho LEE ; You-Cheol HWANG ; Young Sang LYU ; Byung-Wan LEE ; Bong-Soo CHA ;
Diabetes & Metabolism Journal 2024;48(6):1015-1028
Since the role of the liver in metabolic dysfunction, including type 2 diabetes mellitus, was demonstrated, studies on non-alcoholic fatty liver disease (NAFLD) and metabolic dysfunction-associated fatty liver disease (MAFLD) have shown associations between fatty liver disease and other metabolic diseases. Unlike the exclusionary diagnostic criteria of NAFLD, MAFLD diagnosis is based on the presence of metabolic dysregulation in fatty liver disease. Renaming NAFLD as MAFLD also introduced simpler diagnostic criteria. In 2023, a new nomenclature, steatotic liver disease (SLD), was proposed. Similar to MAFLD, SLD diagnosis is based on the presence of hepatic steatosis with at least one cardiometabolic dysfunction. SLD is categorized into metabolic dysfunction-associated steatotic liver disease (MASLD), metabolic dysfunction and alcohol-related/-associated liver disease, alcoholrelated liver disease, specific etiology SLD, and cryptogenic SLD. The term MASLD has been adopted by a number of leading national and international societies due to its concise diagnostic criteria, exclusion of other concomitant liver diseases, and lack of stigmatizing terms. This article reviews the diagnostic criteria, clinical relevance, and differences among NAFLD, MAFLD, and MASLD from a diabetologist’s perspective and provides a rationale for adopting SLD/MASLD in the Fatty Liver Research Group of the Korean Diabetes Association.
5.Metabolic Dysfunction-Associated Steatotic Liver Disease in Type 2 Diabetes Mellitus: A Review and Position Statement of the Fatty Liver Research Group of the Korean Diabetes Association
Jaehyun BAE ; Eugene HAN ; Hye Won LEE ; Cheol-Young PARK ; Choon Hee CHUNG ; Dae Ho LEE ; Eun-Hee CHO ; Eun-Jung RHEE ; Ji Hee YU ; Ji Hyun PARK ; Ji-Cheol BAE ; Jung Hwan PARK ; Kyung Mook CHOI ; Kyung-Soo KIM ; Mi Hae SEO ; Minyoung LEE ; Nan-Hee KIM ; So Hun KIM ; Won-Young LEE ; Woo Je LEE ; Yeon-Kyung CHOI ; Yong-ho LEE ; You-Cheol HWANG ; Young Sang LYU ; Byung-Wan LEE ; Bong-Soo CHA ;
Diabetes & Metabolism Journal 2024;48(6):1015-1028
Since the role of the liver in metabolic dysfunction, including type 2 diabetes mellitus, was demonstrated, studies on non-alcoholic fatty liver disease (NAFLD) and metabolic dysfunction-associated fatty liver disease (MAFLD) have shown associations between fatty liver disease and other metabolic diseases. Unlike the exclusionary diagnostic criteria of NAFLD, MAFLD diagnosis is based on the presence of metabolic dysregulation in fatty liver disease. Renaming NAFLD as MAFLD also introduced simpler diagnostic criteria. In 2023, a new nomenclature, steatotic liver disease (SLD), was proposed. Similar to MAFLD, SLD diagnosis is based on the presence of hepatic steatosis with at least one cardiometabolic dysfunction. SLD is categorized into metabolic dysfunction-associated steatotic liver disease (MASLD), metabolic dysfunction and alcohol-related/-associated liver disease, alcoholrelated liver disease, specific etiology SLD, and cryptogenic SLD. The term MASLD has been adopted by a number of leading national and international societies due to its concise diagnostic criteria, exclusion of other concomitant liver diseases, and lack of stigmatizing terms. This article reviews the diagnostic criteria, clinical relevance, and differences among NAFLD, MAFLD, and MASLD from a diabetologist’s perspective and provides a rationale for adopting SLD/MASLD in the Fatty Liver Research Group of the Korean Diabetes Association.
6.Evaluation of Burnout and Contributing Factors in Imaging Cardiologists in Korea
You-Jung CHOI ; Kang-Un CHOI ; Young-Mee LEE ; Hyun-Jung LEE ; Inki MOON ; Jiwon SEO ; Kyu KIM ; So Ree KIM ; Jihoon KIM ; Hong-Mi CHOI ; Seo-Yeon GWAK ; Minkwan KIM ; Minjeong KIM ; Kyu-Yong KO ; Jin Kyung OH ; Jah Yeon CHOI ; Dong-Hyuk CHO ; On behalf of the Korean Society of Echocardiography Heart Imagers of Tomorrow
Journal of Korean Medical Science 2024;40(5):e21-
Background:
We aimed to examine the prevalence of burnout among imaging cardiologists in Korea and to identify its associated factors.
Methods:
An online survey of imaging cardiologists affiliated with university hospitals in Korea was conducted using SurveyMonkey ® in November 2023. The validated Korean version of the Maslach Burnout Inventory-Human Service Survey was used to assess burnout across three dimensions: emotional exhaustion, depersonalization, and lack of personal accomplishment. Data on demographics, work environment factors, and job satisfaction were collected using structured questionnaires.
Results:
A total of 128 imaging cardiologists (46.1% men; 76.6% aged ≤ 50 years) participated in the survey. Regarding workload, 74.2% of the respondents interpreted over 50 echocardiographic examinations daily, and 53.2% allocated > 5 of 10 working sessions per week to echocardiographic laboratory duties. Burnout levels were high, with a significant proportion of participants experiencing emotional exhaustion (28.1%), depersonalization (63.3%), and a lack of personal accomplishment (92.2%). Younger age (< 50 years) was correlated with higher emotional exhaustion risk, while more research time was protective against burnout in the depersonalization domain. Factors, such as being single, living with family, and specific job satisfaction facets, including uncontrollable workload and value mismatch, were associated with varying levels of burnout risk across different dimensions
Conclusion
Our study underscores the high burnout rates among Korean imaging cardiologists, attributed to factors such as the subjective environment and job satisfaction.Hence, evaluating and supporting cardiologists in terms of individual values and subjective factors are important to effectively prevent burnout..
7.Metabolic Dysfunction-Associated Steatotic Liver Disease in Type 2 Diabetes Mellitus: A Review and Position Statement of the Fatty Liver Research Group of the Korean Diabetes Association
Jaehyun BAE ; Eugene HAN ; Hye Won LEE ; Cheol-Young PARK ; Choon Hee CHUNG ; Dae Ho LEE ; Eun-Hee CHO ; Eun-Jung RHEE ; Ji Hee YU ; Ji Hyun PARK ; Ji-Cheol BAE ; Jung Hwan PARK ; Kyung Mook CHOI ; Kyung-Soo KIM ; Mi Hae SEO ; Minyoung LEE ; Nan-Hee KIM ; So Hun KIM ; Won-Young LEE ; Woo Je LEE ; Yeon-Kyung CHOI ; Yong-ho LEE ; You-Cheol HWANG ; Young Sang LYU ; Byung-Wan LEE ; Bong-Soo CHA ;
Diabetes & Metabolism Journal 2024;48(6):1015-1028
Since the role of the liver in metabolic dysfunction, including type 2 diabetes mellitus, was demonstrated, studies on non-alcoholic fatty liver disease (NAFLD) and metabolic dysfunction-associated fatty liver disease (MAFLD) have shown associations between fatty liver disease and other metabolic diseases. Unlike the exclusionary diagnostic criteria of NAFLD, MAFLD diagnosis is based on the presence of metabolic dysregulation in fatty liver disease. Renaming NAFLD as MAFLD also introduced simpler diagnostic criteria. In 2023, a new nomenclature, steatotic liver disease (SLD), was proposed. Similar to MAFLD, SLD diagnosis is based on the presence of hepatic steatosis with at least one cardiometabolic dysfunction. SLD is categorized into metabolic dysfunction-associated steatotic liver disease (MASLD), metabolic dysfunction and alcohol-related/-associated liver disease, alcoholrelated liver disease, specific etiology SLD, and cryptogenic SLD. The term MASLD has been adopted by a number of leading national and international societies due to its concise diagnostic criteria, exclusion of other concomitant liver diseases, and lack of stigmatizing terms. This article reviews the diagnostic criteria, clinical relevance, and differences among NAFLD, MAFLD, and MASLD from a diabetologist’s perspective and provides a rationale for adopting SLD/MASLD in the Fatty Liver Research Group of the Korean Diabetes Association.
8.Evaluation of Burnout and Contributing Factors in Imaging Cardiologists in Korea
You-Jung CHOI ; Kang-Un CHOI ; Young-Mee LEE ; Hyun-Jung LEE ; Inki MOON ; Jiwon SEO ; Kyu KIM ; So Ree KIM ; Jihoon KIM ; Hong-Mi CHOI ; Seo-Yeon GWAK ; Minkwan KIM ; Minjeong KIM ; Kyu-Yong KO ; Jin Kyung OH ; Jah Yeon CHOI ; Dong-Hyuk CHO ; On behalf of the Korean Society of Echocardiography Heart Imagers of Tomorrow
Journal of Korean Medical Science 2024;40(5):e21-
Background:
We aimed to examine the prevalence of burnout among imaging cardiologists in Korea and to identify its associated factors.
Methods:
An online survey of imaging cardiologists affiliated with university hospitals in Korea was conducted using SurveyMonkey ® in November 2023. The validated Korean version of the Maslach Burnout Inventory-Human Service Survey was used to assess burnout across three dimensions: emotional exhaustion, depersonalization, and lack of personal accomplishment. Data on demographics, work environment factors, and job satisfaction were collected using structured questionnaires.
Results:
A total of 128 imaging cardiologists (46.1% men; 76.6% aged ≤ 50 years) participated in the survey. Regarding workload, 74.2% of the respondents interpreted over 50 echocardiographic examinations daily, and 53.2% allocated > 5 of 10 working sessions per week to echocardiographic laboratory duties. Burnout levels were high, with a significant proportion of participants experiencing emotional exhaustion (28.1%), depersonalization (63.3%), and a lack of personal accomplishment (92.2%). Younger age (< 50 years) was correlated with higher emotional exhaustion risk, while more research time was protective against burnout in the depersonalization domain. Factors, such as being single, living with family, and specific job satisfaction facets, including uncontrollable workload and value mismatch, were associated with varying levels of burnout risk across different dimensions
Conclusion
Our study underscores the high burnout rates among Korean imaging cardiologists, attributed to factors such as the subjective environment and job satisfaction.Hence, evaluating and supporting cardiologists in terms of individual values and subjective factors are important to effectively prevent burnout..
9.Generative Adversarial Network-Based Image Conversion Among Different Computed Tomography Protocols and Vendors: Effects on Accuracy and Variability in Quantifying Regional Disease Patterns of Interstitial Lung Disease
Hye Jeon HWANG ; Hyunjong KIM ; Joon Beom SEO ; Jong Chul YE ; Gyutaek OH ; Sang Min LEE ; Ryoungwoo JANG ; Jihye YUN ; Namkug KIM ; Hee Jun PARK ; Ho Yun LEE ; Soon Ho YOON ; Kyung Eun SHIN ; Jae Wook LEE ; Woocheol KWON ; Joo Sung SUN ; Seulgi YOU ; Myung Hee CHUNG ; Bo Mi GIL ; Jae-Kwang LIM ; Youkyung LEE ; Su Jin HONG ; Yo Won CHOI
Korean Journal of Radiology 2023;24(8):807-820
Objective:
To assess whether computed tomography (CT) conversion across different scan parameters and manufacturers using a routable generative adversarial network (RouteGAN) can improve the accuracy and variability in quantifying interstitial lung disease (ILD) using a deep learning-based automated software.
Materials and Methods:
This study included patients with ILD who underwent thin-section CT. Unmatched CT images obtained using scanners from four manufacturers (vendors A-D), standard- or low-radiation doses, and sharp or medium kernels were classified into groups 1–7 according to acquisition conditions. CT images in groups 2–7 were converted into the target CT sty le (Group 1: vendor A, standard dose, and sharp kernel) using a RouteGAN. ILD was quantified on original and converted CT images using a deep learning-based software (Aview, Coreline Soft). The accuracy of quantification was analyzed using the dice similarity coefficient (DSC) and pixel-wise overlap accuracy metrics against manual quantification by a radiologist. Five radiologists evaluated quantification accuracy using a 10-point visual scoring system.
Results:
Three hundred and fifty CT slices from 150 patients (mean age: 67.6 ± 10.7 years; 56 females) were included. The overlap accuracies for quantifying total abnormalities in groups 2–7 improved after CT conversion (original vs. converted: 0.63vs. 0.68 for DSC, 0.66 vs. 0.70 for pixel-wise recall, and 0.68 vs. 0.73 for pixel-wise precision; P < 0.002 for all). The DSCs of fibrosis score, honeycombing, and reticulation significantly increased after CT conversion (0.32 vs. 0.64, 0.19 vs. 0.47, and 0.23 vs. 0.54, P < 0.002 for all), whereas those of ground-glass opacity, consolidation, and emphysema did not change significantly or decreased slightly. The radiologists’ scores were significantly higher (P < 0.001) and less variable on converted CT.
Conclusion
CT conversion using a RouteGAN can improve the accuracy and variability of CT images obtained using different scan parameters and manufacturers in deep learning-based quantification of ILD.
10.Parental concerns about COVID-19 vaccine safety and hesitancy in Korea: implications for vaccine communication
Hye-Kyung CHO ; Hyunju LEE ; Young June CHOE ; Shinkyeong KIM ; Sujin SEO ; Jiwon MOON ; Eun Hwa CHOI ; Geun-Yong KWON ; Jee Yeon SHIN ; Sang-Yoon CHOI ; Mi Jin JEONG ; Myoungsoon YOU
Epidemiology and Health 2023;45(1):e2023004-
OBJECTIVES:
Vaccination is one of the most important strategies to contain the spread of coronavirus disease 2019 (COVID-19). Vaccination in children is dependent on their parents, making it important to understand parents’ awareness and attitudes toward vaccines in order to devise strategies to raise vaccination rates in children.
METHODS:
A web-based nationwide survey was conducted among Korean parents of 7-year-old to 18-year-old children in August 2021 to estimate parents’ intention to vaccinate their children against COVID-19 and identify key factors affecting parental acceptance and hesitancy through regression analysis.
RESULTS:
Approximately 56.4% (575/1,019) were willing to vaccinate their children against COVID-19. Contributing factors to COVID-19 vaccine hesitancy were being a mother (adjusted odds ratio [aOR], 0.36; 95% confidence interval [CI], 0.25 to 0.52), a lower education level (aOR, 0.83; 95% CI, 0.70 to 0.97), hesitancy to other childhood vaccines (aOR, 0.78; 95% CI, 0.64 to 0.96), and refusal to vaccinate themselves (aOR, 0.08; 95% CI, 0.02 to 0.20). Having older children (aOR, 1.20; 95% CI, 1.13 to 1.28), trusting the child’s doctor (aOR, 1.19; 95% CI, 1.07 to 1.32), positive perceptions of the COVID-19 vaccine’s effectiveness (aOR, 2.60; 95% CI, 1.90 to 3.57) and perceiving the COVID-19 vaccine as low-risk (aOR, 1.68; 95% CI, 1.27 to 2.24) were associated with COVID-19 vaccine acceptance. Concerns about adverse reactions were the most common cause of hesitancy.
CONCLUSIONS
Providing parents with accurate and reliable information on vaccine effectiveness and safety is important to increase COVID-19 vaccine uptake in children. Differential or targeted approaches to parents according to gender, age, and their children’s age are necessary for effective communication about vaccination in children.

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