1.Association between Mothers’ Working Hours and Metabolic Syndrome in Children and Adolescents: Data from the Korea National Health and Nutrition Examination Survey, 2016–2020
Myoung-hye LEE ; Joo-Eun JEONG ; Hoon-Ki PARK ; Hwan-Sik HWANG ; Kye-Yeung PARK
Korean Journal of Family Medicine 2025;46(2):84-91
Background:
Prevention and management of metabolic syndrome (MetS) during childhood are crucial. Recently, obesity among children and adolescents has increased with an increase in mothers’ working hours. The present study was conducted to determine the relationship between mothers’ working hours and MetS in their children.
Methods:
Data from the 2016–2020 National Health and Nutrition Examination Survey were used, and 2,598 children and adolescents aged 10–18 years were included. Logistic regression analysis was conducted to confirm the association between MetS and mothers’ working hours for each risk factor. Linear regression analysis was conducted to confirm the association between mothers’ working hours and the number of risk factors for MetS.
Results:
Abdominal obesity in children was higher when the mothers’ working hours were 53 hours or more (odds ratio [OR], 2.267; 95% confidence interval [CI], 1.21–4.25). In the trend analysis, the OR of children’s abdominal obesity increased significantly as mothers’ working hours increased (P-value <0.05). Additionally, sex-stratified analysis revealed a significant trend between maternal work hours and the presence of MetS in female children (P=0.016). The adjusted OR of the presence of MetS in female children with mothers working 53 hours or more weekly was 6.065 (95% CI, 1.954–18.822).
Conclusion
Mothers’ working hours were highly correlated with the risk of abdominal obesity in their children. The OR of the presence of MetS significantly increased in female children with mothers having longer working hours compared with those with stay-at-home mothers.
2.Association between Mothers’ Working Hours and Metabolic Syndrome in Children and Adolescents: Data from the Korea National Health and Nutrition Examination Survey, 2016–2020
Myoung-hye LEE ; Joo-Eun JEONG ; Hoon-Ki PARK ; Hwan-Sik HWANG ; Kye-Yeung PARK
Korean Journal of Family Medicine 2025;46(2):84-91
Background:
Prevention and management of metabolic syndrome (MetS) during childhood are crucial. Recently, obesity among children and adolescents has increased with an increase in mothers’ working hours. The present study was conducted to determine the relationship between mothers’ working hours and MetS in their children.
Methods:
Data from the 2016–2020 National Health and Nutrition Examination Survey were used, and 2,598 children and adolescents aged 10–18 years were included. Logistic regression analysis was conducted to confirm the association between MetS and mothers’ working hours for each risk factor. Linear regression analysis was conducted to confirm the association between mothers’ working hours and the number of risk factors for MetS.
Results:
Abdominal obesity in children was higher when the mothers’ working hours were 53 hours or more (odds ratio [OR], 2.267; 95% confidence interval [CI], 1.21–4.25). In the trend analysis, the OR of children’s abdominal obesity increased significantly as mothers’ working hours increased (P-value <0.05). Additionally, sex-stratified analysis revealed a significant trend between maternal work hours and the presence of MetS in female children (P=0.016). The adjusted OR of the presence of MetS in female children with mothers working 53 hours or more weekly was 6.065 (95% CI, 1.954–18.822).
Conclusion
Mothers’ working hours were highly correlated with the risk of abdominal obesity in their children. The OR of the presence of MetS significantly increased in female children with mothers having longer working hours compared with those with stay-at-home mothers.
3.Association between Mothers’ Working Hours and Metabolic Syndrome in Children and Adolescents: Data from the Korea National Health and Nutrition Examination Survey, 2016–2020
Myoung-hye LEE ; Joo-Eun JEONG ; Hoon-Ki PARK ; Hwan-Sik HWANG ; Kye-Yeung PARK
Korean Journal of Family Medicine 2025;46(2):84-91
Background:
Prevention and management of metabolic syndrome (MetS) during childhood are crucial. Recently, obesity among children and adolescents has increased with an increase in mothers’ working hours. The present study was conducted to determine the relationship between mothers’ working hours and MetS in their children.
Methods:
Data from the 2016–2020 National Health and Nutrition Examination Survey were used, and 2,598 children and adolescents aged 10–18 years were included. Logistic regression analysis was conducted to confirm the association between MetS and mothers’ working hours for each risk factor. Linear regression analysis was conducted to confirm the association between mothers’ working hours and the number of risk factors for MetS.
Results:
Abdominal obesity in children was higher when the mothers’ working hours were 53 hours or more (odds ratio [OR], 2.267; 95% confidence interval [CI], 1.21–4.25). In the trend analysis, the OR of children’s abdominal obesity increased significantly as mothers’ working hours increased (P-value <0.05). Additionally, sex-stratified analysis revealed a significant trend between maternal work hours and the presence of MetS in female children (P=0.016). The adjusted OR of the presence of MetS in female children with mothers working 53 hours or more weekly was 6.065 (95% CI, 1.954–18.822).
Conclusion
Mothers’ working hours were highly correlated with the risk of abdominal obesity in their children. The OR of the presence of MetS significantly increased in female children with mothers having longer working hours compared with those with stay-at-home mothers.
4.Association between Mothers’ Working Hours and Metabolic Syndrome in Children and Adolescents: Data from the Korea National Health and Nutrition Examination Survey, 2016–2020
Myoung-hye LEE ; Joo-Eun JEONG ; Hoon-Ki PARK ; Hwan-Sik HWANG ; Kye-Yeung PARK
Korean Journal of Family Medicine 2025;46(2):84-91
Background:
Prevention and management of metabolic syndrome (MetS) during childhood are crucial. Recently, obesity among children and adolescents has increased with an increase in mothers’ working hours. The present study was conducted to determine the relationship between mothers’ working hours and MetS in their children.
Methods:
Data from the 2016–2020 National Health and Nutrition Examination Survey were used, and 2,598 children and adolescents aged 10–18 years were included. Logistic regression analysis was conducted to confirm the association between MetS and mothers’ working hours for each risk factor. Linear regression analysis was conducted to confirm the association between mothers’ working hours and the number of risk factors for MetS.
Results:
Abdominal obesity in children was higher when the mothers’ working hours were 53 hours or more (odds ratio [OR], 2.267; 95% confidence interval [CI], 1.21–4.25). In the trend analysis, the OR of children’s abdominal obesity increased significantly as mothers’ working hours increased (P-value <0.05). Additionally, sex-stratified analysis revealed a significant trend between maternal work hours and the presence of MetS in female children (P=0.016). The adjusted OR of the presence of MetS in female children with mothers working 53 hours or more weekly was 6.065 (95% CI, 1.954–18.822).
Conclusion
Mothers’ working hours were highly correlated with the risk of abdominal obesity in their children. The OR of the presence of MetS significantly increased in female children with mothers having longer working hours compared with those with stay-at-home mothers.
5.Increased bleeding tendency in liver transplantation for alcoholic liver disease
Mun Chae CHOI ; Eun-Ki MIN ; Deok-Gie KIM ; Jae Geun LEE ; Dae Hoon HAN ; Gi Hong CHOI ; Jin Sub CHOI ; Myoung Soo KIM ; Sinyoung KIM ; Dong Jin JOO
Annals of Liver Transplantation 2025;5(2):134-141
Background:
Alcoholic liver disease (ALD) includes a wide clinical spectrum from acute alcoholic hepatitis to severe cirrhosis and/or hepatocellular carcinoma. Until now, there has been no report revealing the bleeding tendency of ALD compared to other diseases in liver transplantation (LT). Thus, we analyzed blood loss and transfusion amounts during operation according to the etiologies of liver disease and model for end-stage liver disease (MELD) score.
Methods:
Out of 874 recipients who underwent LT, a total of 146 patients were excluded by our exclusion criteria. We compared 728 recipients’ baseline characteristics, operation time, blood loss, and transfusion amounts between ALD and nonALD according to MELD score.
Results:
The number of patients in the ALD group was 130 (17.9%), and 598 (82.1%) in the non-ALD group. The ALD group showed younger age, higher MELD score, and a higher proportion of deceased donor LT than the non-ALD group. Intraoperative blood loss and transfusions of red blood cells (RBCs), fresh frozen plasma, and platelets were significantly higher in the ALD group. When stratified by MELD score (cut-off: 20), ALD patients in both high and low MELD subgroups demonstrated greater blood loss and RBC transfusion requirements, even when international normalized ratio and platelet counts were similar. In multivariate logistic regression analysis, ALD was a significant risk factor for massive transfusion (odds ratio 1.813, 95% confidence interval 1.158–2.840, p=0.009).
Conclusion
The ALD group showed increased bleeding tendency than the non-ALD group during LT, irrespective of MELD score. This suggests that transplant surgeons should anticipate greater blood loss and ensure adequate transfusion resources during LT for ALD patients.
6.Predicted Impact of the Model for End-Stage Liver Disease 3.0 in a Region Suffering Severe Organ Shortage
Deok-Gie KIM ; Seung Hyuk YIM ; Eun-Ki MIN ; Mun Chae CHOI ; Jae Geun LEE ; Myoung Soo KIM ; Dong Jin JOO
Journal of Korean Medical Science 2023;38(35):e274-
Background:
The model for end-stage liver disease 3.0 (MELD3.0) is expected to address the flaws of the current allocation system for deceased donor liver transplantation (DDLT). We aimed to validate MELD3.0 in the Korean population where living donor liver transplantation is predominant due to organ shortages.
Methods:
Korean large-volume single-centric waitlist data were merged with the Korean Network for Organ Sharing (KONOS) data. The 90-day mortality was compared between MELD and MELD3.0 using the C-index in 2,353 eligible patients registered for liver transplantation. Patient numbers and outcomes were compared based on changes in KONOS-MELD categorization using MELD3.0. Possible gains in MELD points and reduced waitlist mortality were analyzed.
Results:
MELD3.0 performed better than MELD (C-index 0.893 for MELD3.0 vs. 0.889 for MELD). When stratified according to the KONOS-MELD categories, 15.9% of the total patients and 35.2% of the deceased patients were up-categorized using MELD3.0 versus MELD categories. The mean gain of MELD points was higher in women (2.6 ± 2.1) than men (2.1 ± 1.9, P < 0.001), and higher in patients with severe ascites (3.3 ± 1.8) than in controls (1.9 ± 1.8, P< 0.001); however, this trend was not significant when the MELD score was higher than 30. When the possible increase in DDLT chance was calculated via up-categorizing using MELD3.0, reducible waitlist mortality was 2.7%.
Conclusion
MELD3.0 could predict better waitlist mortality than MELD; however, the merit for women and patients with severe ascites is uncertain, and reduced waitlist mortality from implementing MELD3.0 is limited in regions suffering from organ shortage, as in Korea.
7.Body mass index and prevalence of metabolic syndrome among Korean adults before and after the COVID-19 outbreak: a retrospective longitudinal study
Joo-Eun JEONG ; Hoon-Ki PARK ; Hwan-Sik HWANG ; Kye-Yeung PARK ; Myoung-Hye LEE ; Seon-Hi SHIN ; Nayeon CHOI
Epidemiology and Health 2023;45(1):e2023081-
OBJECTIVES:
Studies evaluating weight changes during the coronavirus disease 2019 (COVID-19) pandemic have yielded inconsistent results, and most of those studies were based on self-reported anthropometric measures. We investigated changes in body mass index (BMI), professionally measured waist circumference (WC), and metabolic syndrome components from before to during the pandemic in a sample of the adult population in Korea.
METHODS:
This retrospective study included 1,118 male and female (age≥18 years) who underwent health checkups at a university medical center between January 1, 2016 and March 31, 2022. Changes in BMI, lifestyles, and metabolic syndrome components during the pandemic were analyzed using the paired t-test, McNemar test, generalized estimating equations, and repeated-measures analysis of variance.
RESULTS:
Changes in body weight, BMI, and body fat percentage during the pandemic were not clinically significant. However, statistically significant results were found for decreased physical activity (p<0.001) and WC (p<0.001), and exacerbation of all metabolic syndrome components (except serum triglyceride levels). Moreover, the metabolic syndrome prevalence increased significantly from 20.2% to 31.2% during the pandemic (p<0.001). The prevalence of abdominal obesity and high fasting blood glucose levels also significantly increased from 2019 to 2021.
CONCLUSIONS
Metabolic syndrome, its components, and fat distribution worsened significantly after the implementation of social distancing and lockdowns, despite no clinically significant changes in body weight and BMI. Further studies on the post- pandemic period should investigate the long-term impact of social lockdowns on BMI and the prevalence of metabolic syndrome.
8.Clinical Practice Guideline for Stroke Rehabilitation in Korea 2016.
Deog Young KIM ; Yun Hee KIM ; Jongmin LEE ; Won Hyuk CHANG ; Min Wook KIM ; Sung Bom PYUN ; Woo Kyoung YOO ; Suk Hoon OHN ; Ki Deok PARK ; Byung Mo OH ; Seong Hoon LIM ; Kang Jae JUNG ; Byung Ju RYU ; Sun IM ; Sung Ju JEE ; Han Gil SEO ; Ueon Woo RAH ; Joo Hyun PARK ; Min Kyun SOHN ; Min Ho CHUN ; Hee Suk SHIN ; Seong Jae LEE ; Yang Soo LEE ; Si Woon PARK ; Yoon Ghil PARK ; Nam Jong PAIK ; Sam Gyu LEE ; Ju Kang LEE ; Seong Eun KOH ; Don Kyu KIM ; Geun Young PARK ; Yong Il SHIN ; Myoung Hwan KO ; Yong Wook KIM ; Seung Don YOO ; Eun Joo KIM ; Min Kyun OH ; Jae Hyeok CHANG ; Se Hee JUNG ; Tae Woo KIM ; Won Seok KIM ; Dae Hyun KIM ; Tai Hwan PARK ; Kwan Sung LEE ; Byong Yong HWANG ; Young Jin SONG
Brain & Neurorehabilitation 2017;10(Suppl 1):e11-
“Clinical Practice Guideline for Stroke Rehabilitation in Korea 2016” is the 3rd edition of clinical practice guideline (CPG) for stroke rehabilitation in Korea, which updates the 2nd edition published in 2014. Forty-two specialists in stroke rehabilitation from 21 universities and 4 rehabilitation hospitals and 4 consultants participated in this update. The purpose of this CPG is to provide optimum practical guidelines for stroke rehabilitation teams to make a decision when they manage stroke patients and ultimately, to help stroke patients obtain maximal functional recovery and return to the society. The recent two CPGs from Canada (2015) and USA (2016) and articles that were published following the 2nd edition were used to develop this 3rd edition of CPG for stroke rehabilitation in Korea. The chosen articles' level of evidence and grade of recommendation were decided by the criteria of Scotland (2010) and the formal consensus was derived by the nominal group technique. The levels of evidence range from 1++ to 4 and the grades of recommendation range from A to D. Good Practice Point was recommended as best practice based on the clinical experience of the guideline developmental group. The draft of the developed CPG was reviewed by the experts group in the public hearings and then revised. “Clinical Practice Guideline for Stroke Rehabilitation in Korea 2016” consists of ‘Chapter 1; Introduction of Stroke Rehabilitation’, ‘Chapter 2; Rehabilitation for Stroke Syndrome, ‘Chapter 3; Rehabilitation for Returning to the Society’, and ‘Chapter 4; Advanced Technique for Stroke Rehabilitation’. “Clinical Practice Guideline for Stroke Rehabilitation in Korea 2016” will provide direction and standardization for acute, subacute and chronic stroke rehabilitation in Korea.
Canada
;
Consensus
;
Consultants
;
Humans
;
Korea*
;
Practice Guidelines as Topic
;
Rehabilitation*
;
Scotland
;
Specialization
;
Stroke*
9.Effect of donor-specific antibodies and panel reactive antibodies in living donor liver transplant recipients.
Seung Hwan SONG ; Myoung Soo KIM ; Jung Jun LEE ; Man Ki JU ; Jae Geun LEE ; Juhan LEE ; Jin Sub CHOI ; Gi Hong CHOI ; Soon Il KIM ; Dong Jin JOO
Annals of Surgical Treatment and Research 2015;88(2):100-105
PURPOSE: Preformed circulating donor-specific antibodies (DSAs) immunologically challenge vascular endothelium and the bile duct. However, the liver is an immune-tolerant organ and can avoid immunological challenges. This study was undertaken to analyze the effects of DSAs after adult living donor liver transplantation (LDLT). METHODS: We retrospectively reviewed 219 LDLT patients' records treated at our center. RESULTS: Of the 219 patients, 32 (14.6%) were DSA (+) and 187 (85.4%) were DSA (-). Class I DSAs were present in 18 patients, class II in seven patients, and both in seven patients. Seven patients (3.2%) showed DSA to HLA-A, four (1.8%) to HLA-B, seven (3.2%) to HLA-DR, and 14 (6.4%) to two or more HLAs. More DSAs were observed in female recipients than male recipients in the DSA (+) group. The DSA (+) group showed significantly higher levels of class I and II panel reactive antibody (PRA) than did the DSA (-) group. No significant intergroup differences were found between incidences of primary nonfunction, acute rejection, vascular complication, or biliary complication. There were no significant differences in graft survival rates between the two groups. However, the recipients with multiple DSAs tended to have more acute rejection episodes and events of biliary stricture and lower graft survival rates than did patients in the DSA (-) group. CONCLUSION: In LDLT, the presence of multiple DSAs and high PRA seemed to be associated with poor graft outcomes, although our results did not reach statistical significance. Large cohort studies are necessary to clarify the impact of DSA and PRA in LDLT.
Adult
;
Antibodies*
;
Bile Ducts
;
Cohort Studies
;
Constriction, Pathologic
;
Endothelium, Vascular
;
Female
;
Graft Survival
;
HLA-A Antigens
;
HLA-B Antigens
;
HLA-DR Antigens
;
Humans
;
Incidence
;
Liver Transplantation
;
Liver*
;
Living Donors*
;
Male
;
Retrospective Studies
;
Transplantation*
;
Transplants
10.A Family with Axenfeld-Rieger Syndrome: Report of the Clinical and Genetic Findings.
Hee Jung YANG ; You Kyung LEE ; Choun Ki JOO ; Jung Il MOON ; Jee Won MOK ; Myoung Hee PARK
Korean Journal of Ophthalmology 2015;29(4):249-255
PURPOSE: To describe clinical findings in a Korean family with Axenfeld-Rieger syndrome. METHODS: A retrospective review of clinical data about patients with diagnosed Axenfeld-Rieger syndrome. Five affected members of the family underwent a complete ophthalmologic examination. We screened the forkhead box C1 gene and the pituitary homeobox 2 gene in patients. Peripheral blood leukocytes and buccal mucosal epithelial cells were obtained from seven members of a family with Axenfeld-Rieger syndrome. DNA was extracted and amplified by polymerase chain reaction, followed by direct sequencing. RESULTS: The affected members showed iris hypoplasia, iridocorneal adhesions, posterior embryotoxon, and advanced glaucoma in three generation. None had systemic anomalies. Two mutations including c.1362_1364insCGG and c.1142_1144insGGC were identified in forkhead box C1 in four affected family members. CONCLUSIONS: This study may help to understand clinical findings and prognosis for patients with Axenfeld-Rieger syndrome.
Aged, 80 and over
;
Anterior Eye Segment/*abnormalities/metabolism
;
DNA/*genetics
;
DNA Mutational Analysis
;
Eye Abnormalities/diagnosis/*genetics/metabolism
;
Female
;
Forkhead Transcription Factors/*genetics/metabolism
;
Genetic Testing
;
Homeodomain Proteins/*genetics/metabolism
;
Humans
;
Male
;
Middle Aged
;
*Mutation
;
Pedigree
;
Retrospective Studies
;
Transcription Factors/*genetics/metabolism
;
Young Adult

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