1.The Effect of Reality Shock on the Turnover Intention Among New Graduate Nurses: The Mediating Role of Social Support
Journal of Korean Clinical Nursing Research 2025;31(1):49-58
Purpose:
The study aimed to examine the mediating effects of social support on the relationship between reality shock and turnover intention among new graduate nurses.
Methods:
This study included 146 new graduate nurses working in hospitals located in state G. Data were collected from August 9, 2023 to January 15, 2024.Data was collected through a survey. For data analysis, SPSS/WIN 25.0 program was used. The data were identified with frequency and percentage, mean, standard deviation, independent t-test and one-way ANOVA, Scheffé test, Pearson’s correlation coefficient, and Baron and Kenny’s 3-stage procedures. The statistical significance of the mediating effects was verified using the PROCESS macro model 4.
Results:
Social support exhibited a negative correlation with reality shock (r=-.47, p<.001) and turnover intention (r=-.61, p<.001). Additionally, there was a positive correlation (r=.67, p<.001) between reality shock and turnover intention. Notably, social support had a partial mediating effect on the relationship between reality shock and turnover intention (β=.49, p<.001).
Conclusion
This study demonstrated that social support serves as a partial mediator in the relationship between reality shock and turnover intention among new graduate nurses.Consequently, it is recommended that efforts be made to improve social support through institutional and legal improvement and the development and implementation of programs aimed at reducing turnover intention among new graduate nurses.
2.Patterns of Medical Utilization in Children, Adolescents, and Young Adults With Life-Limiting Conditions in Korea: A Cohort Study Based on National Health Insurance Data
Seonhwa LEE ; Byungmi KIM ; Jin Young CHOI ; So-Jung PARK ; Jun Ah LEE ; Chung Ho KIM ; Bomi PARK ; Bohyun PARK
Journal of Korean Medical Science 2025;40(7):e27-
Background:
Children, adolescents, and young adults (CAYAs) with severe illnesses require intensive treatment, often relying on medical devices and advanced medical services.Modern medical technology has improved the lifespans of these patients. In addition, CAYAs represent a vulnerable group, resulting in a significant caregiving burden on the entire family.This study examined patterns of medical utilization following diagnosis of a life-limiting condition (LLC).
Methods:
We establish a cohort of 176,236 CAYAs who were first diagnosed with an LLC using National Health Insurance data between 2011 and 2013. Patients diagnosed with an LLC within the 3 years preceding this period and those who had died were excluded, and only those receiving care at a general medical hospital were included. In total, 25,410,411 claims for medical expenses, outpatient visits, and lengths of stay for medical utilization over the approximately 10 years up to 2020 were investigated (2.3% inpatients, 97.7% outpatients).
Results:
The average annual medical utilization per LLC patient among CAYAs following initial diagnosis included medical expenses of $1,163, 16.8 outpatient visits, and 18.7 days of admission. Among inpatients, cancer patients averaged $5,340 for total medical expenses and 21.0 days of admission, while non-cancer patients averaged $3,013 and 18.1 days, respectively. The overall average medical expenses during the first year following diagnosis of an LLC were $3,012, whereas for cancer patients they were $5,962. In addition, there was a sharp increase in total medical expenses as death approached, particularly in the last month of life, with a considerable proportion attributable to critical-care treatments.
Conclusion
Our investigation into medical utilization by CAYAs with an LLC in Korea provides a foundation for healthcare policy development. Timely treatment at each stage and tailored policies that take into account the heterogeneity among diseases are of paramount importance.
3.Insights into hepatocellular adenomas in Asia: molecular subtypes, clinical characteristics, imaging features, and hepatocellular carcinoma risks
Subin HEO ; In Hye SONG ; Edouard REIZINE ; Maxime RONOT ; Jean-Charles NAULT ; Hae Young KIM ; Sang Hyun CHOI ; So Yeon KIM
Journal of Liver Cancer 2025;25(1):67-78
Hepatocellular adenomas (HCAs) are benign monoclonal liver tumors. Advances in molecular studies have led to the identification of distinct subtypes of HCA with unique pathways, clinical characteristics, and complication risks, underscoring the need for precise diagnosis and tailored management. Malignant transformation and bleeding remain significant concerns. Imaging plays a crucial role in the identification of these subtypes, offering a non-invasive method to guide clinical decision-making. Most studies involving patients with HCAs have been conducted in Western populations; however, the number of studies focused on Asian population has increased in recent years. HCAs exhibit distinct features in Asian population, such as a higher prevalence among male patients and specific subtypes (e.g., inflammatory HCAs). Current clinical guidelines are predominantly influenced by Western data, which may not fully capture these regional differences in epidemiology and subtype distribution. Therefore, this review presents the updated molecular classification of HCAs and their epidemiologic differences between Asian and Western populations, and discuss the role of imaging techniques, particularly magnetic resonance imaging using hepatobiliary contrast agents, in classifying the subtypes and predicting the risk of hepatocellular carcinoma.
5.Erratum to "Suppression of Lipopolysaccharide-induced Inflammatory and Oxidative Response by 5-Aminolevulinic Acid in RAW 264.7 Macrophages and Zebrafish Larvae" Biomol Ther 29(6), 685-696 (2021)
Seon Yeong JI ; Hee-Jae CHA ; Ilandarage Menu Neelaka MOLAGODA ; Min Yeong KIM ; So Young KIM ; Hyun HWANGBO ; Hyesook LEE ; Gi-Young KIM ; Do-Hyung KIM ; Jin Won HYUN ; Heui-Soo KIM ; Suhkmann KIM ; Cheng-Yun JIN ; Yung Hyun CHOI
Biomolecules & Therapeutics 2025;33(3):554-554
6.Hepatoprotective Effects of Resveratrol on Acetaminophen-Induced Acute Liver Injury and Its Implications for Tofacitinib Disposition in Rats
Hyeon Gyeom CHOI ; So Yeon PARK ; Sung Hun BAE ; Sun-Young CHANG ; So Hee KIM
Biomolecules & Therapeutics 2025;33(3):501-509
Tofacitinib, which is used to treat rheumatoid arthritis (RA), is primarily metabolized by the hepatic cytochrome P450 (CYP) enzymes, CYP3A1/2 and CYP2C11. Acetaminophen (APAP), which is frequently used for pain relief in patients with RA, can induce acute liver injury (ALI) when taken in excess, profoundly affecting drug metabolism. Resveratrol (RVT) is a polyphenolic compound with hepatoprotective properties. This study investigated the protective effects of RVT against APAP-induced ALI in rats, and explored its influence on the pharmacokinetics of tofacitinib. In ALI rats, both intravenous and oral administration of tofacitinib resulted in a significant (207% and 181%) increase in the area under the plasma concentration-time curve (AUC), primarily driven by a substantial reduction (66.1%) in non-renal clearance (CLNR) compared to that in control (CON) rats. Notably, RVT administration in ALI rats provided effective liver protection, partially restoring liver function, as evidenced by normalized glutamate oxaloacetate transaminase levels and the pharmacokinetic parameters, AUC and CLNR, closer to those observed in untreated CON rats (117% and 81.9%, respectively). These findings highlight the importance of considering the potential interactions between RVT or polyphenol-rich natural products and medications in patients with ALI in clinical practice.
7.The Effect of Hematopoietic Stem Cell Transplantation on Treatment Outcome in Children with Acute Lymphoblastic Leukemia
Hee Young JU ; Na Hee LEE ; Eun Sang YI ; Young Bae CHOI ; So Jin KIM ; Ju Kyung HYUN ; Hee Won CHO ; Jae Kyung LEE ; Ji Won LEE ; Ki Woong SUNG ; Hong Hoe KOO ; Keon Hee YOO
Cancer Research and Treatment 2025;57(1):240-249
Purpose:
Hematopoietic stem cell transplantation (HSCT) has been an important method of treatment in the advance of pediatric acute lymphoblastic leukemia (ALL). The indications for HSCT are evolving and require updated establishment. In this study, we aimed to investigate the efficacy of HSCT on the treatment outcome of pediatric ALL, considering the indications for HSCT and subgroups.
Materials and Methods:
A retrospective analysis was conducted on ALL patients diagnosed and treated at a single center. Risk groups were categorized based on age at diagnosis, initial white blood cell count, disease lineage (B/T), and cytogenetic study results. Data on the patients’ disease status at HSCT and indications of HSCT were collected. Indications for HSCT were categorized as upfront HSCT at 1st complete remission, relapse, and refractory disease.
Results:
Among the 549 screened patients, a total of 418 patients were included in the study; B-cell ALL (n=379) and T-cell ALL (T-ALL) (n=39). HSCT was conducted on a total of 106 patients (25.4%), with a higher frequency as upfront HSCT in higher-risk groups and specific cytogenetics. The overall survival (OS) was significantly better when done upfront than in relapsed or refractory state in T-ALL patients (p=0.002). The KMT2A-rearranged ALL patients showed superior event-free survival (p=0.002) and OS (p=0.022) when HSCT was done as upfront treatment.
Conclusion
HSCT had a substantial positive effect in a specific subset of pediatric ALL. In particular, frontline HSCT for T-ALL and KMT2A-rearranged ALL offered a better prognosis than when HSCT was conducted in a relapsed or refractory setting.
8.The Effect of Reality Shock on the Turnover Intention Among New Graduate Nurses: The Mediating Role of Social Support
Journal of Korean Clinical Nursing Research 2025;31(1):49-58
Purpose:
The study aimed to examine the mediating effects of social support on the relationship between reality shock and turnover intention among new graduate nurses.
Methods:
This study included 146 new graduate nurses working in hospitals located in state G. Data were collected from August 9, 2023 to January 15, 2024.Data was collected through a survey. For data analysis, SPSS/WIN 25.0 program was used. The data were identified with frequency and percentage, mean, standard deviation, independent t-test and one-way ANOVA, Scheffé test, Pearson’s correlation coefficient, and Baron and Kenny’s 3-stage procedures. The statistical significance of the mediating effects was verified using the PROCESS macro model 4.
Results:
Social support exhibited a negative correlation with reality shock (r=-.47, p<.001) and turnover intention (r=-.61, p<.001). Additionally, there was a positive correlation (r=.67, p<.001) between reality shock and turnover intention. Notably, social support had a partial mediating effect on the relationship between reality shock and turnover intention (β=.49, p<.001).
Conclusion
This study demonstrated that social support serves as a partial mediator in the relationship between reality shock and turnover intention among new graduate nurses.Consequently, it is recommended that efforts be made to improve social support through institutional and legal improvement and the development and implementation of programs aimed at reducing turnover intention among new graduate nurses.
9.Patterns of Medical Utilization in Children, Adolescents, and Young Adults With Life-Limiting Conditions in Korea: A Cohort Study Based on National Health Insurance Data
Seonhwa LEE ; Byungmi KIM ; Jin Young CHOI ; So-Jung PARK ; Jun Ah LEE ; Chung Ho KIM ; Bomi PARK ; Bohyun PARK
Journal of Korean Medical Science 2025;40(7):e27-
Background:
Children, adolescents, and young adults (CAYAs) with severe illnesses require intensive treatment, often relying on medical devices and advanced medical services.Modern medical technology has improved the lifespans of these patients. In addition, CAYAs represent a vulnerable group, resulting in a significant caregiving burden on the entire family.This study examined patterns of medical utilization following diagnosis of a life-limiting condition (LLC).
Methods:
We establish a cohort of 176,236 CAYAs who were first diagnosed with an LLC using National Health Insurance data between 2011 and 2013. Patients diagnosed with an LLC within the 3 years preceding this period and those who had died were excluded, and only those receiving care at a general medical hospital were included. In total, 25,410,411 claims for medical expenses, outpatient visits, and lengths of stay for medical utilization over the approximately 10 years up to 2020 were investigated (2.3% inpatients, 97.7% outpatients).
Results:
The average annual medical utilization per LLC patient among CAYAs following initial diagnosis included medical expenses of $1,163, 16.8 outpatient visits, and 18.7 days of admission. Among inpatients, cancer patients averaged $5,340 for total medical expenses and 21.0 days of admission, while non-cancer patients averaged $3,013 and 18.1 days, respectively. The overall average medical expenses during the first year following diagnosis of an LLC were $3,012, whereas for cancer patients they were $5,962. In addition, there was a sharp increase in total medical expenses as death approached, particularly in the last month of life, with a considerable proportion attributable to critical-care treatments.
Conclusion
Our investigation into medical utilization by CAYAs with an LLC in Korea provides a foundation for healthcare policy development. Timely treatment at each stage and tailored policies that take into account the heterogeneity among diseases are of paramount importance.
10.Insights into hepatocellular adenomas in Asia: molecular subtypes, clinical characteristics, imaging features, and hepatocellular carcinoma risks
Subin HEO ; In Hye SONG ; Edouard REIZINE ; Maxime RONOT ; Jean-Charles NAULT ; Hae Young KIM ; Sang Hyun CHOI ; So Yeon KIM
Journal of Liver Cancer 2025;25(1):67-78
Hepatocellular adenomas (HCAs) are benign monoclonal liver tumors. Advances in molecular studies have led to the identification of distinct subtypes of HCA with unique pathways, clinical characteristics, and complication risks, underscoring the need for precise diagnosis and tailored management. Malignant transformation and bleeding remain significant concerns. Imaging plays a crucial role in the identification of these subtypes, offering a non-invasive method to guide clinical decision-making. Most studies involving patients with HCAs have been conducted in Western populations; however, the number of studies focused on Asian population has increased in recent years. HCAs exhibit distinct features in Asian population, such as a higher prevalence among male patients and specific subtypes (e.g., inflammatory HCAs). Current clinical guidelines are predominantly influenced by Western data, which may not fully capture these regional differences in epidemiology and subtype distribution. Therefore, this review presents the updated molecular classification of HCAs and their epidemiologic differences between Asian and Western populations, and discuss the role of imaging techniques, particularly magnetic resonance imaging using hepatobiliary contrast agents, in classifying the subtypes and predicting the risk of hepatocellular carcinoma.

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