1.A Study on the Healthcare Workforce and Care for Acute Stroke: Results From the Survey of Hospitals Included in the National Acute Stroke Quality Assessment Program
Jong Young LEE ; Jun Kyeong KO ; Hak Cheol KO ; Hae-Won KOO ; Hyon-Jo KWON ; Dae-Won KIM ; Kangmin KIM ; Myeong Jin KIM ; Hoon KIM ; Keun Young PARK ; Kuhyun YANG ; Jae Sang OH ; Won Ki YOON ; Dong Hoon LEE ; Ho Jun YI ; Heui Seung LEE ; Jong-Kook RHIM ; Dong-Kyu JANG ; Youngjin JUNG ; Sang Woo HA ; Seung Hun SHEEN
Journal of Korean Medical Science 2025;40(16):e44-
Background:
With growing elderly populations, management of patients with acute stroke is increasingly important. In South Korea, the Acute Stroke Quality Assessment Program (ASQAP) has contributed to improving the quality of stroke care and practice behavior in healthcare institutions. While the mortality of hemorrhagic stroke remains high, there are only a few assessment indices associated with hemorrhagic stroke. Considering the need to develop assessment indices to improve the actual quality of care in the field of acute stroke treatment, this study aims to investigate the current status of human resources and practices related to the treatment of patients with acute stroke through a nationwide survey.
Methods:
For the healthcare institutions included in the Ninth ASQAP of the Health Insurance Review and Assessment Service (HIRA), data from January 2022 to December 2022 were collected through a survey on the current status and practice of healthcare providers related to the treatment of patients with acute stroke. The questionnaire consisted of 19 items, including six items on healthcare providers involved in stroke care and 10 items on the care of patients with acute stroke.
Results:
In the treatment of patients with hemorrhagic stroke among patients with acute stroke, neurosurgeons were the most common providers. The contribution of neurosurgeons in the treatment of ischemic stroke has also been found to be equivalent to that of neurologists. However, a number of institutions were found to be devoid of healthcare providers who perform definitive treatments, such as intra-arterial thrombectomy for patients with ischemic stroke or cerebral aneurysm clipping for subarachnoid hemorrhage. The intensity of the workload of healthcare providers involved in the care of patients with acute stroke, especially those involved in definitive treatment, was also found to be quite high.
Conclusion
Currently, there are almost no assessment indices specific to hemorrhagic stroke in the ASQAP for acute stroke. Furthermore, it does not reflect the reality of the healthcare providers and practices that provide definitive treatment for acute stroke. The findings of this study suggest the need for the development of appropriate assessment indices that reflect the realities of acute stroke care.
2.A Study on the Healthcare Workforce and Care for Acute Stroke: Results From the Survey of Hospitals Included in the National Acute Stroke Quality Assessment Program
Jong Young LEE ; Jun Kyeong KO ; Hak Cheol KO ; Hae-Won KOO ; Hyon-Jo KWON ; Dae-Won KIM ; Kangmin KIM ; Myeong Jin KIM ; Hoon KIM ; Keun Young PARK ; Kuhyun YANG ; Jae Sang OH ; Won Ki YOON ; Dong Hoon LEE ; Ho Jun YI ; Heui Seung LEE ; Jong-Kook RHIM ; Dong-Kyu JANG ; Youngjin JUNG ; Sang Woo HA ; Seung Hun SHEEN
Journal of Korean Medical Science 2025;40(16):e44-
Background:
With growing elderly populations, management of patients with acute stroke is increasingly important. In South Korea, the Acute Stroke Quality Assessment Program (ASQAP) has contributed to improving the quality of stroke care and practice behavior in healthcare institutions. While the mortality of hemorrhagic stroke remains high, there are only a few assessment indices associated with hemorrhagic stroke. Considering the need to develop assessment indices to improve the actual quality of care in the field of acute stroke treatment, this study aims to investigate the current status of human resources and practices related to the treatment of patients with acute stroke through a nationwide survey.
Methods:
For the healthcare institutions included in the Ninth ASQAP of the Health Insurance Review and Assessment Service (HIRA), data from January 2022 to December 2022 were collected through a survey on the current status and practice of healthcare providers related to the treatment of patients with acute stroke. The questionnaire consisted of 19 items, including six items on healthcare providers involved in stroke care and 10 items on the care of patients with acute stroke.
Results:
In the treatment of patients with hemorrhagic stroke among patients with acute stroke, neurosurgeons were the most common providers. The contribution of neurosurgeons in the treatment of ischemic stroke has also been found to be equivalent to that of neurologists. However, a number of institutions were found to be devoid of healthcare providers who perform definitive treatments, such as intra-arterial thrombectomy for patients with ischemic stroke or cerebral aneurysm clipping for subarachnoid hemorrhage. The intensity of the workload of healthcare providers involved in the care of patients with acute stroke, especially those involved in definitive treatment, was also found to be quite high.
Conclusion
Currently, there are almost no assessment indices specific to hemorrhagic stroke in the ASQAP for acute stroke. Furthermore, it does not reflect the reality of the healthcare providers and practices that provide definitive treatment for acute stroke. The findings of this study suggest the need for the development of appropriate assessment indices that reflect the realities of acute stroke care.
3.A Study on the Healthcare Workforce and Care for Acute Stroke: Results From the Survey of Hospitals Included in the National Acute Stroke Quality Assessment Program
Jong Young LEE ; Jun Kyeong KO ; Hak Cheol KO ; Hae-Won KOO ; Hyon-Jo KWON ; Dae-Won KIM ; Kangmin KIM ; Myeong Jin KIM ; Hoon KIM ; Keun Young PARK ; Kuhyun YANG ; Jae Sang OH ; Won Ki YOON ; Dong Hoon LEE ; Ho Jun YI ; Heui Seung LEE ; Jong-Kook RHIM ; Dong-Kyu JANG ; Youngjin JUNG ; Sang Woo HA ; Seung Hun SHEEN
Journal of Korean Medical Science 2025;40(16):e44-
Background:
With growing elderly populations, management of patients with acute stroke is increasingly important. In South Korea, the Acute Stroke Quality Assessment Program (ASQAP) has contributed to improving the quality of stroke care and practice behavior in healthcare institutions. While the mortality of hemorrhagic stroke remains high, there are only a few assessment indices associated with hemorrhagic stroke. Considering the need to develop assessment indices to improve the actual quality of care in the field of acute stroke treatment, this study aims to investigate the current status of human resources and practices related to the treatment of patients with acute stroke through a nationwide survey.
Methods:
For the healthcare institutions included in the Ninth ASQAP of the Health Insurance Review and Assessment Service (HIRA), data from January 2022 to December 2022 were collected through a survey on the current status and practice of healthcare providers related to the treatment of patients with acute stroke. The questionnaire consisted of 19 items, including six items on healthcare providers involved in stroke care and 10 items on the care of patients with acute stroke.
Results:
In the treatment of patients with hemorrhagic stroke among patients with acute stroke, neurosurgeons were the most common providers. The contribution of neurosurgeons in the treatment of ischemic stroke has also been found to be equivalent to that of neurologists. However, a number of institutions were found to be devoid of healthcare providers who perform definitive treatments, such as intra-arterial thrombectomy for patients with ischemic stroke or cerebral aneurysm clipping for subarachnoid hemorrhage. The intensity of the workload of healthcare providers involved in the care of patients with acute stroke, especially those involved in definitive treatment, was also found to be quite high.
Conclusion
Currently, there are almost no assessment indices specific to hemorrhagic stroke in the ASQAP for acute stroke. Furthermore, it does not reflect the reality of the healthcare providers and practices that provide definitive treatment for acute stroke. The findings of this study suggest the need for the development of appropriate assessment indices that reflect the realities of acute stroke care.
4.A Study on the Healthcare Workforce and Care for Acute Stroke: Results From the Survey of Hospitals Included in the National Acute Stroke Quality Assessment Program
Jong Young LEE ; Jun Kyeong KO ; Hak Cheol KO ; Hae-Won KOO ; Hyon-Jo KWON ; Dae-Won KIM ; Kangmin KIM ; Myeong Jin KIM ; Hoon KIM ; Keun Young PARK ; Kuhyun YANG ; Jae Sang OH ; Won Ki YOON ; Dong Hoon LEE ; Ho Jun YI ; Heui Seung LEE ; Jong-Kook RHIM ; Dong-Kyu JANG ; Youngjin JUNG ; Sang Woo HA ; Seung Hun SHEEN
Journal of Korean Medical Science 2025;40(16):e44-
Background:
With growing elderly populations, management of patients with acute stroke is increasingly important. In South Korea, the Acute Stroke Quality Assessment Program (ASQAP) has contributed to improving the quality of stroke care and practice behavior in healthcare institutions. While the mortality of hemorrhagic stroke remains high, there are only a few assessment indices associated with hemorrhagic stroke. Considering the need to develop assessment indices to improve the actual quality of care in the field of acute stroke treatment, this study aims to investigate the current status of human resources and practices related to the treatment of patients with acute stroke through a nationwide survey.
Methods:
For the healthcare institutions included in the Ninth ASQAP of the Health Insurance Review and Assessment Service (HIRA), data from January 2022 to December 2022 were collected through a survey on the current status and practice of healthcare providers related to the treatment of patients with acute stroke. The questionnaire consisted of 19 items, including six items on healthcare providers involved in stroke care and 10 items on the care of patients with acute stroke.
Results:
In the treatment of patients with hemorrhagic stroke among patients with acute stroke, neurosurgeons were the most common providers. The contribution of neurosurgeons in the treatment of ischemic stroke has also been found to be equivalent to that of neurologists. However, a number of institutions were found to be devoid of healthcare providers who perform definitive treatments, such as intra-arterial thrombectomy for patients with ischemic stroke or cerebral aneurysm clipping for subarachnoid hemorrhage. The intensity of the workload of healthcare providers involved in the care of patients with acute stroke, especially those involved in definitive treatment, was also found to be quite high.
Conclusion
Currently, there are almost no assessment indices specific to hemorrhagic stroke in the ASQAP for acute stroke. Furthermore, it does not reflect the reality of the healthcare providers and practices that provide definitive treatment for acute stroke. The findings of this study suggest the need for the development of appropriate assessment indices that reflect the realities of acute stroke care.
5.Effects of remimazolam versus dexmedetomidine on recovery after transcatheter aortic valve replacement under monitored anesthesia care: a propensity score-matched, non-inferiority study
Ji-Hyeon KIM ; Jae-Sik NAM ; Wan-Woo SEO ; Kyung-Woon JOUNG ; Ji-Hyun CHIN ; Wook-Jong KIM ; Dae-Kee CHOI ; In-Cheol CHOI
Korean Journal of Anesthesiology 2024;77(5):537-545
Background:
Minimalist transcatheter aortic valve replacement (TAVR) under monitored anesthesia care (MAC) emphasizes early recovery. Remimazolam is a novel benzodiazepine with a short recovery time. This study hypothesized that remimazolam is non-inferior to dexmedetomidine in terms of recovery after TAVR.
Methods:
In this retrospective observational study, remimazolam was compared to dexmedetomidine in patients who underwent TAVR under MAC at a tertiary academic hospital between July 2020 and July 2022. The primary outcome was timely recovery after TAVR, defined as discharge from the intensive care unit within the first day following the procedure. Propensity score matching was used to compare timely recovery between remimazolam and dexmedetomidine, applying a non-inferiority margin of -10%.
Results:
The study included 464 patients, of whom 218 received remimazolam and 246 received dexmedetomidine. After propensity score matching, 164 patients in each group were included in the analysis. Regarding timely recovery after TAVR, remimazolam was non-inferior to dexmedetomidine (152 of 164 [92.7%] in the remimazolam group versus 153 of 164 [93.3%] in the dexmedetomidine group, risk difference [95% CI]: −0.6% [−6.7%, 5.5%]). The use of remimazolam was associated with fewer postoperative vasopressors/inotropes (21 of 164 [12.8%] vs. 39 of 164 [23.8%]) and temporary pacemakers (TPMs) (76 of 164 [46.3%] vs. 108 of 164 [65.9%]) compared to dexmedetomidine.
Conclusions
In patients undergoing TAVR under MAC, remimazolam was non-inferior to dexmedetomidine in terms of timely recovery. Remimazolam may be associated with better postoperative recovery profiles, including a lesser need for vasopressors/inotropes and TPMs.
6.Determination of ovarian transposition through prediction of postoperative adjuvant therapy in young patients with early stage cervical cancer undergoing surgery: a Korean multicenter retrospective study (KGOG 1042)
Woo Yeon HWANG ; Chel Hun CHOI ; Kidong KIM ; Moon-Hong KIM ; Myong Cheol LIM ; Banghyun LEE ; Myounghwan KIM ; Yun Hwan KIM ; Seok Ju SEONG ; Jong-Min LEE
Obstetrics & Gynecology Science 2024;67(3):296-303
Objective:
We aimed to predict the risk of postoperative adjuvant therapy using preoperative variables in young patients with early stage cervical cancer. The predicted risk can guide whether ovarian transposition should be performed during surgery.
Methods:
In total, 886 patients with stage IB1-IIA cervical cancer aged 20-45 years who underwent modified radical or radical hysterectomy between January 2000 and December 2008 were included. Preoperative variables, preoperative laboratory findings, International Federation of Gynaecology and Obstetrics stage, tumor size, and pathological variables were collected. Patients with high risk factors or those who met the Sedlis criteria were considered adjuvant therapy risk (+); others were considered adjuvant therapy risk (-). A decision-tree model using preoperative variables was constructed to predict the risk of adjuvant therapy.
Results:
Of 886 patients, 362 were adjuvant therapy risk (+) (40.9%). The decision-tree model with four distinct adjuvant therapy risks using tumor size and age were generated. Specifically, patients with tumor size ≤2.45 cm had low risk (49/367; 13.4%), those with tumor size ≤3.85 cm and >2.45 cm had moderate risk (136/314; 43.3%), those with tumor size >3.85 cm and age ≤39.5 years had high risk (92/109; 84.4%), and those with tumor size >3.85 cm and age >39.5 years had the highest risk (85/96; 88.5%).
Conclusion
The risk of postoperative adjuvant therapy in young patients with early stage cervical cancer can be predicted using preoperative variables. We can decide whether ovarian transposition should be performed using the predicted risk.
7.The first Korean carbon-ion radiation therapy facility: current status of the Heavy-ion Therapy Center at the Yonsei Cancer Center
Min Cheol HAN ; Seo Hee CHOI ; Chae-Seon HONG ; Yong Bae KIM ; Woong Sub KOOM ; Jin Sung KIM ; Jaeho CHO ; Chan Woo WEE ; Changhwan KIM ; Jong Won PARK ; Soorim HAN ; Heejeong LEE ; Hong In YOON ; Ik Jae LEE ; Ki Chang KEUM
Radiation Oncology Journal 2024;42(4):295-307
Purpose:
This report offers a detailed examination of the inception and current state of the Heavy-ion Therapy Center (HITC) at the Yonsei Cancer Center (YCC), setting it apart as the world’s first center equipped with a fixed beam and two superconducting gantries for carbon-ion radiation therapy (CIRT).
Materials and Methods:
Preparations for CIRT at YCC began in 2013; accordingly, this center has completed a decade of meticulous planning and culminating since the operational commencement of the HITC in April 2023.
Results:
This report elaborates on the clinical preparation for adopting CIRT in Korea. It includes an extensive description of HITC’s facility layout at YCC, which comprises the accelerator and treatment rooms. Furthermore, this report delineates the clinical workflow, criteria for CIRT application, and the rigorous quality assurance processes implemented at YCC. It highlights YCC’s sophisticated radiation therapy infrastructure, collaborative initiatives, and the efficacious treatment of >200 prostate cancer cases utilizing CIRT.
Conclusion
This manuscript concludes by discussing the prospective influence of CIRT on the medical domain within Korea, spotlighting YCC’s pioneering contribution and forecasting the widespread integration of this groundbreaking technology.
8.The first Korean carbon-ion radiation therapy facility: current status of the Heavy-ion Therapy Center at the Yonsei Cancer Center
Min Cheol HAN ; Seo Hee CHOI ; Chae-Seon HONG ; Yong Bae KIM ; Woong Sub KOOM ; Jin Sung KIM ; Jaeho CHO ; Chan Woo WEE ; Changhwan KIM ; Jong Won PARK ; Soorim HAN ; Heejeong LEE ; Hong In YOON ; Ik Jae LEE ; Ki Chang KEUM
Radiation Oncology Journal 2024;42(4):295-307
Purpose:
This report offers a detailed examination of the inception and current state of the Heavy-ion Therapy Center (HITC) at the Yonsei Cancer Center (YCC), setting it apart as the world’s first center equipped with a fixed beam and two superconducting gantries for carbon-ion radiation therapy (CIRT).
Materials and Methods:
Preparations for CIRT at YCC began in 2013; accordingly, this center has completed a decade of meticulous planning and culminating since the operational commencement of the HITC in April 2023.
Results:
This report elaborates on the clinical preparation for adopting CIRT in Korea. It includes an extensive description of HITC’s facility layout at YCC, which comprises the accelerator and treatment rooms. Furthermore, this report delineates the clinical workflow, criteria for CIRT application, and the rigorous quality assurance processes implemented at YCC. It highlights YCC’s sophisticated radiation therapy infrastructure, collaborative initiatives, and the efficacious treatment of >200 prostate cancer cases utilizing CIRT.
Conclusion
This manuscript concludes by discussing the prospective influence of CIRT on the medical domain within Korea, spotlighting YCC’s pioneering contribution and forecasting the widespread integration of this groundbreaking technology.
9.Association Between Plasma Anti-Factor Xa Concentrations and Large Artery Occlusion in Patients With Acute Ischemic Stroke Taking Direct Oral Anticoagulants for Non-valvular Atrial Fibrillation
Dae-Hyun KIM ; Byung-Cheol KWAK ; Byeol-A YOON ; Jae-Kwan CHA ; Jong-Sung PARK ; Min-Sun KWAK ; Kwang-Sook WOO ; Jin-Yeong HAN
Annals of Laboratory Medicine 2024;44(5):459-462
10.Association Between Plasma Anti-Factor Xa Concentrations and Large Artery Occlusion in Patients With Acute Ischemic Stroke Taking Direct Oral Anticoagulants for Non-valvular Atrial Fibrillation
Dae-Hyun KIM ; Byung-Cheol KWAK ; Byeol-A YOON ; Jae-Kwan CHA ; Jong-Sung PARK ; Min-Sun KWAK ; Kwang-Sook WOO ; Jin-Yeong HAN
Annals of Laboratory Medicine 2024;44(5):459-462

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