1.Association between working ≥10 hours per day and satisfaction with work environment among wage workers in Korea: a cross-sectional study using data from the 7th Korean Working Conditions Survey
Rae-Yun KIM ; Dong-Woo KIM ; Yoon-Soo JANG ; Na-Rae LEE ; June-Hee LEE ; Kyung-Jae LEE
Annals of Occupational and Environmental Medicine 2026;38(1):e9-
Background:
Long working hours have been associated with adverse physical and mental health outcomes; however, evidence regarding their relationship with satisfaction with work environment remains limited, particularly when long working hours are defined using a specific daily threshold. This study examined the association between working ≥10 hours per day and satisfaction with work environment among Korean wage workers, focusing on the cumulative number of such workdays per month.
Methods:
This cross-sectional study analyzed data from the 7th Korean Working Conditions Survey. A total of 24,269 wage workers aged ≥18 years were included after excluding self-employed workers, unpaid family workers, shift workers, and respondents with missing data. Working ≥10 hours per day was categorized as 0, 1–9, and ≥10 days per month. Satisfaction with work environment was categorized as satisfied or dissatisfied. Multiple logistic regression analyses were conducted to estimate odds ratios (ORs) and 95% confidence intervals (CIs) for dissatisfaction with work environment according to the number of long working days, adjusting for demographic and occupational characteristics.
Results:
Compared with workers who did not work ≥10 hours per day, those who worked 1–9 days and ≥10 days per month showed progressively higher levels of dissatisfaction with work environment. After adjustment for demographic and occupational factors, the odds of dissatisfaction with work environment were significantly higher among workers who worked ≥10 hours per day for 1–9 days per month (OR: 1.380; 95% CI: 1.145–1.665) and ≥10 days per month (OR: 2.106; 95% CI: 1.627–2.725), demonstrating a dose–response relationship.
Conclusions
Among the analytic sample of Korean wage workers included in this study, working ≥10 hours per day was associated with greater dissatisfaction with work environment, with a dose–response pattern according to the number of long working days per month.
2.Survey of Experts’ Opinions on the Diagnosis and Management of Pancreatic Cystic Neoplasms
Jeong Hee YOON ; In Rae CHO ; Won CHANG ; Bohyun KIM ; Siwon JANG ; Yeun-Yoon KIM ; Jeong Woo KIM ; Sang Hyub LEE ; Jeong Min LEE
Korean Journal of Radiology 2024;25(12):1047-1060
Objective:
To survey experts’ opinions in abdominal radiology (radiologists) and pancreas-specialized gastroenterology (pancreatologists) in South Korea regarding diagnosing and managing pancreatic cystic neoplasms (PCNs).
Materials and Methods:
Between August 25, 2023, and October 5, 2023, an online survey was conducted among members of the Korean Society of Abdominal Radiology and the Korean Pancreatobiliary Association via email invitation.
Results:
The responses from 100 radiologists and 41 pancreatologists were analyzed. Of the respondents, 55.3% (78/141) reported seeing more than 50 patients or reading more than 50 exams related to PCN each month. The most common and preferred diagnostic modality for PCN was contrast-enhanced computed tomography (CECT), favored by 87.8% (36/41) of pancreatologists. When discrepancies arose between CECT or magnetic resonance imaging (MRI) and endoscopic ultrasound, 31.2% (44/141) of the respondents opted for multidisciplinary team discussion, whereas 29.1% (41/141) chose short-term follow-up using CECT or MRI. A total of 88.7% (125/141) of the respondents adhered to the 2017 International Association of Pancreatology (IAP) guidelines in their practice. Among the radiologists, 51.0% (51/100) endorsed a cut-off value of 5 mm for enhancing mural nodules, and 22.0% (22/100) supported a 5 mm/2 yr growth rate in the IAP guidelines v.2017.Additionally, 73.0% (73/100) of radiologists favored discontinuing surveillance, whereas 41.5% (17/41) of pancreatologists disagreed with stopping surveillance.
Conclusion
The survey underscores the clinical burden PCN poses and identifies CECT as the foremost diagnostic tool.Variability was noted in the terminology, differential diagnosis, approaches for resolving discrepancies between imaging examinations, and opinions on surveillance discontinuation among the respondents as a whole, as well as between radiologists and pancreatologists. Although the 2017 IAP guidelines are primarily followed, there remains a level of dissatisfaction with risk stratification among radiologists. This highlights the need for more standardized diagnostic algorithms and improved consensus among specialists to address these challenges.
3.Epidemiology and Characteristics of Scabies Infections in the Ulsan City:A 10-Year Retrospective Study
Doo Rae CHA ; Chan Hui JANG ; Jin Soo KIM ; Ho Seok SUH
Korean Journal of Dermatology 2024;62(9):510-515
Background:
The prevalence of scabies, a contagious parasitic skin disease, has decreased to <1% in South Korea.However, an increase in the elderly population has led to occasional outbreaks. This study aimed to analyze the epidemiological changes and clinical features of scabies diagnosed in Ulsan over the past decade.
Objective:
This study aimed to analyze the epidemiological changes and clinical features of scabies infections diagnosed at a tertiary hospital in Ulsan over the past decade.
Methods:
We conducted a retrospective study at Ulsan University Hospital that reviewed 235 cases from 2013 to 2022.We analyzed the medical records of patients diagnosed with scabies by dermoscopy and microscopic examination.
Results:
Among 55,430 patients, 235 were confirmed to have scabies, with an overall prevalence of 0.42%. The highest annual incidence was in 2018 (35 cases), with a subsequent decrease but a gradual increase from 2019 to 2022. The most common infection route was through nursing facilities (32.3%). The elderly (≥70 years) comprised 32.3% cases, and typical clinical manifestations were papules (80.4%) of the trunk and extremities. Eosinophilia was observed in 31.4% inpatients. The mean treatment duration was 29.15 days.
Conclusion
We report a declining but significant prevalence of scabies in Ulsan, with many cases occurring among the elderly in nursing facilities. This study underscores the need for continued surveillance and education regarding the diagnosis and management of scabies in healthcare and community facilities.
4.Survey of Experts’ Opinions on the Diagnosis and Management of Pancreatic Cystic Neoplasms
Jeong Hee YOON ; In Rae CHO ; Won CHANG ; Bohyun KIM ; Siwon JANG ; Yeun-Yoon KIM ; Jeong Woo KIM ; Sang Hyub LEE ; Jeong Min LEE
Korean Journal of Radiology 2024;25(12):1047-1060
Objective:
To survey experts’ opinions in abdominal radiology (radiologists) and pancreas-specialized gastroenterology (pancreatologists) in South Korea regarding diagnosing and managing pancreatic cystic neoplasms (PCNs).
Materials and Methods:
Between August 25, 2023, and October 5, 2023, an online survey was conducted among members of the Korean Society of Abdominal Radiology and the Korean Pancreatobiliary Association via email invitation.
Results:
The responses from 100 radiologists and 41 pancreatologists were analyzed. Of the respondents, 55.3% (78/141) reported seeing more than 50 patients or reading more than 50 exams related to PCN each month. The most common and preferred diagnostic modality for PCN was contrast-enhanced computed tomography (CECT), favored by 87.8% (36/41) of pancreatologists. When discrepancies arose between CECT or magnetic resonance imaging (MRI) and endoscopic ultrasound, 31.2% (44/141) of the respondents opted for multidisciplinary team discussion, whereas 29.1% (41/141) chose short-term follow-up using CECT or MRI. A total of 88.7% (125/141) of the respondents adhered to the 2017 International Association of Pancreatology (IAP) guidelines in their practice. Among the radiologists, 51.0% (51/100) endorsed a cut-off value of 5 mm for enhancing mural nodules, and 22.0% (22/100) supported a 5 mm/2 yr growth rate in the IAP guidelines v.2017.Additionally, 73.0% (73/100) of radiologists favored discontinuing surveillance, whereas 41.5% (17/41) of pancreatologists disagreed with stopping surveillance.
Conclusion
The survey underscores the clinical burden PCN poses and identifies CECT as the foremost diagnostic tool.Variability was noted in the terminology, differential diagnosis, approaches for resolving discrepancies between imaging examinations, and opinions on surveillance discontinuation among the respondents as a whole, as well as between radiologists and pancreatologists. Although the 2017 IAP guidelines are primarily followed, there remains a level of dissatisfaction with risk stratification among radiologists. This highlights the need for more standardized diagnostic algorithms and improved consensus among specialists to address these challenges.
5.Survey of Experts’ Opinions on the Diagnosis and Management of Pancreatic Cystic Neoplasms
Jeong Hee YOON ; In Rae CHO ; Won CHANG ; Bohyun KIM ; Siwon JANG ; Yeun-Yoon KIM ; Jeong Woo KIM ; Sang Hyub LEE ; Jeong Min LEE
Korean Journal of Radiology 2024;25(12):1047-1060
Objective:
To survey experts’ opinions in abdominal radiology (radiologists) and pancreas-specialized gastroenterology (pancreatologists) in South Korea regarding diagnosing and managing pancreatic cystic neoplasms (PCNs).
Materials and Methods:
Between August 25, 2023, and October 5, 2023, an online survey was conducted among members of the Korean Society of Abdominal Radiology and the Korean Pancreatobiliary Association via email invitation.
Results:
The responses from 100 radiologists and 41 pancreatologists were analyzed. Of the respondents, 55.3% (78/141) reported seeing more than 50 patients or reading more than 50 exams related to PCN each month. The most common and preferred diagnostic modality for PCN was contrast-enhanced computed tomography (CECT), favored by 87.8% (36/41) of pancreatologists. When discrepancies arose between CECT or magnetic resonance imaging (MRI) and endoscopic ultrasound, 31.2% (44/141) of the respondents opted for multidisciplinary team discussion, whereas 29.1% (41/141) chose short-term follow-up using CECT or MRI. A total of 88.7% (125/141) of the respondents adhered to the 2017 International Association of Pancreatology (IAP) guidelines in their practice. Among the radiologists, 51.0% (51/100) endorsed a cut-off value of 5 mm for enhancing mural nodules, and 22.0% (22/100) supported a 5 mm/2 yr growth rate in the IAP guidelines v.2017.Additionally, 73.0% (73/100) of radiologists favored discontinuing surveillance, whereas 41.5% (17/41) of pancreatologists disagreed with stopping surveillance.
Conclusion
The survey underscores the clinical burden PCN poses and identifies CECT as the foremost diagnostic tool.Variability was noted in the terminology, differential diagnosis, approaches for resolving discrepancies between imaging examinations, and opinions on surveillance discontinuation among the respondents as a whole, as well as between radiologists and pancreatologists. Although the 2017 IAP guidelines are primarily followed, there remains a level of dissatisfaction with risk stratification among radiologists. This highlights the need for more standardized diagnostic algorithms and improved consensus among specialists to address these challenges.
6.Epidemiology and Characteristics of Scabies Infections in the Ulsan City:A 10-Year Retrospective Study
Doo Rae CHA ; Chan Hui JANG ; Jin Soo KIM ; Ho Seok SUH
Korean Journal of Dermatology 2024;62(9):510-515
Background:
The prevalence of scabies, a contagious parasitic skin disease, has decreased to <1% in South Korea.However, an increase in the elderly population has led to occasional outbreaks. This study aimed to analyze the epidemiological changes and clinical features of scabies diagnosed in Ulsan over the past decade.
Objective:
This study aimed to analyze the epidemiological changes and clinical features of scabies infections diagnosed at a tertiary hospital in Ulsan over the past decade.
Methods:
We conducted a retrospective study at Ulsan University Hospital that reviewed 235 cases from 2013 to 2022.We analyzed the medical records of patients diagnosed with scabies by dermoscopy and microscopic examination.
Results:
Among 55,430 patients, 235 were confirmed to have scabies, with an overall prevalence of 0.42%. The highest annual incidence was in 2018 (35 cases), with a subsequent decrease but a gradual increase from 2019 to 2022. The most common infection route was through nursing facilities (32.3%). The elderly (≥70 years) comprised 32.3% cases, and typical clinical manifestations were papules (80.4%) of the trunk and extremities. Eosinophilia was observed in 31.4% inpatients. The mean treatment duration was 29.15 days.
Conclusion
We report a declining but significant prevalence of scabies in Ulsan, with many cases occurring among the elderly in nursing facilities. This study underscores the need for continued surveillance and education regarding the diagnosis and management of scabies in healthcare and community facilities.
7.Survey of Experts’ Opinions on the Diagnosis and Management of Pancreatic Cystic Neoplasms
Jeong Hee YOON ; In Rae CHO ; Won CHANG ; Bohyun KIM ; Siwon JANG ; Yeun-Yoon KIM ; Jeong Woo KIM ; Sang Hyub LEE ; Jeong Min LEE
Korean Journal of Radiology 2024;25(12):1047-1060
Objective:
To survey experts’ opinions in abdominal radiology (radiologists) and pancreas-specialized gastroenterology (pancreatologists) in South Korea regarding diagnosing and managing pancreatic cystic neoplasms (PCNs).
Materials and Methods:
Between August 25, 2023, and October 5, 2023, an online survey was conducted among members of the Korean Society of Abdominal Radiology and the Korean Pancreatobiliary Association via email invitation.
Results:
The responses from 100 radiologists and 41 pancreatologists were analyzed. Of the respondents, 55.3% (78/141) reported seeing more than 50 patients or reading more than 50 exams related to PCN each month. The most common and preferred diagnostic modality for PCN was contrast-enhanced computed tomography (CECT), favored by 87.8% (36/41) of pancreatologists. When discrepancies arose between CECT or magnetic resonance imaging (MRI) and endoscopic ultrasound, 31.2% (44/141) of the respondents opted for multidisciplinary team discussion, whereas 29.1% (41/141) chose short-term follow-up using CECT or MRI. A total of 88.7% (125/141) of the respondents adhered to the 2017 International Association of Pancreatology (IAP) guidelines in their practice. Among the radiologists, 51.0% (51/100) endorsed a cut-off value of 5 mm for enhancing mural nodules, and 22.0% (22/100) supported a 5 mm/2 yr growth rate in the IAP guidelines v.2017.Additionally, 73.0% (73/100) of radiologists favored discontinuing surveillance, whereas 41.5% (17/41) of pancreatologists disagreed with stopping surveillance.
Conclusion
The survey underscores the clinical burden PCN poses and identifies CECT as the foremost diagnostic tool.Variability was noted in the terminology, differential diagnosis, approaches for resolving discrepancies between imaging examinations, and opinions on surveillance discontinuation among the respondents as a whole, as well as between radiologists and pancreatologists. Although the 2017 IAP guidelines are primarily followed, there remains a level of dissatisfaction with risk stratification among radiologists. This highlights the need for more standardized diagnostic algorithms and improved consensus among specialists to address these challenges.
8.Epidemiology and Characteristics of Scabies Infections in the Ulsan City:A 10-Year Retrospective Study
Doo Rae CHA ; Chan Hui JANG ; Jin Soo KIM ; Ho Seok SUH
Korean Journal of Dermatology 2024;62(9):510-515
Background:
The prevalence of scabies, a contagious parasitic skin disease, has decreased to <1% in South Korea.However, an increase in the elderly population has led to occasional outbreaks. This study aimed to analyze the epidemiological changes and clinical features of scabies diagnosed in Ulsan over the past decade.
Objective:
This study aimed to analyze the epidemiological changes and clinical features of scabies infections diagnosed at a tertiary hospital in Ulsan over the past decade.
Methods:
We conducted a retrospective study at Ulsan University Hospital that reviewed 235 cases from 2013 to 2022.We analyzed the medical records of patients diagnosed with scabies by dermoscopy and microscopic examination.
Results:
Among 55,430 patients, 235 were confirmed to have scabies, with an overall prevalence of 0.42%. The highest annual incidence was in 2018 (35 cases), with a subsequent decrease but a gradual increase from 2019 to 2022. The most common infection route was through nursing facilities (32.3%). The elderly (≥70 years) comprised 32.3% cases, and typical clinical manifestations were papules (80.4%) of the trunk and extremities. Eosinophilia was observed in 31.4% inpatients. The mean treatment duration was 29.15 days.
Conclusion
We report a declining but significant prevalence of scabies in Ulsan, with many cases occurring among the elderly in nursing facilities. This study underscores the need for continued surveillance and education regarding the diagnosis and management of scabies in healthcare and community facilities.
9.Epidemiology and Characteristics of Scabies Infections in the Ulsan City:A 10-Year Retrospective Study
Doo Rae CHA ; Chan Hui JANG ; Jin Soo KIM ; Ho Seok SUH
Korean Journal of Dermatology 2024;62(9):510-515
Background:
The prevalence of scabies, a contagious parasitic skin disease, has decreased to <1% in South Korea.However, an increase in the elderly population has led to occasional outbreaks. This study aimed to analyze the epidemiological changes and clinical features of scabies diagnosed in Ulsan over the past decade.
Objective:
This study aimed to analyze the epidemiological changes and clinical features of scabies infections diagnosed at a tertiary hospital in Ulsan over the past decade.
Methods:
We conducted a retrospective study at Ulsan University Hospital that reviewed 235 cases from 2013 to 2022.We analyzed the medical records of patients diagnosed with scabies by dermoscopy and microscopic examination.
Results:
Among 55,430 patients, 235 were confirmed to have scabies, with an overall prevalence of 0.42%. The highest annual incidence was in 2018 (35 cases), with a subsequent decrease but a gradual increase from 2019 to 2022. The most common infection route was through nursing facilities (32.3%). The elderly (≥70 years) comprised 32.3% cases, and typical clinical manifestations were papules (80.4%) of the trunk and extremities. Eosinophilia was observed in 31.4% inpatients. The mean treatment duration was 29.15 days.
Conclusion
We report a declining but significant prevalence of scabies in Ulsan, with many cases occurring among the elderly in nursing facilities. This study underscores the need for continued surveillance and education regarding the diagnosis and management of scabies in healthcare and community facilities.
10.Survey of Experts’ Opinions on the Diagnosis and Management of Pancreatic Cystic Neoplasms
Jeong Hee YOON ; In Rae CHO ; Won CHANG ; Bohyun KIM ; Siwon JANG ; Yeun-Yoon KIM ; Jeong Woo KIM ; Sang Hyub LEE ; Jeong Min LEE
Korean Journal of Radiology 2024;25(12):1047-1060
Objective:
To survey experts’ opinions in abdominal radiology (radiologists) and pancreas-specialized gastroenterology (pancreatologists) in South Korea regarding diagnosing and managing pancreatic cystic neoplasms (PCNs).
Materials and Methods:
Between August 25, 2023, and October 5, 2023, an online survey was conducted among members of the Korean Society of Abdominal Radiology and the Korean Pancreatobiliary Association via email invitation.
Results:
The responses from 100 radiologists and 41 pancreatologists were analyzed. Of the respondents, 55.3% (78/141) reported seeing more than 50 patients or reading more than 50 exams related to PCN each month. The most common and preferred diagnostic modality for PCN was contrast-enhanced computed tomography (CECT), favored by 87.8% (36/41) of pancreatologists. When discrepancies arose between CECT or magnetic resonance imaging (MRI) and endoscopic ultrasound, 31.2% (44/141) of the respondents opted for multidisciplinary team discussion, whereas 29.1% (41/141) chose short-term follow-up using CECT or MRI. A total of 88.7% (125/141) of the respondents adhered to the 2017 International Association of Pancreatology (IAP) guidelines in their practice. Among the radiologists, 51.0% (51/100) endorsed a cut-off value of 5 mm for enhancing mural nodules, and 22.0% (22/100) supported a 5 mm/2 yr growth rate in the IAP guidelines v.2017.Additionally, 73.0% (73/100) of radiologists favored discontinuing surveillance, whereas 41.5% (17/41) of pancreatologists disagreed with stopping surveillance.
Conclusion
The survey underscores the clinical burden PCN poses and identifies CECT as the foremost diagnostic tool.Variability was noted in the terminology, differential diagnosis, approaches for resolving discrepancies between imaging examinations, and opinions on surveillance discontinuation among the respondents as a whole, as well as between radiologists and pancreatologists. Although the 2017 IAP guidelines are primarily followed, there remains a level of dissatisfaction with risk stratification among radiologists. This highlights the need for more standardized diagnostic algorithms and improved consensus among specialists to address these challenges.

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