Publications by authors named "Seok Hui Kang"

: Although the risk of serious bleeding following peritoneal dialysis catheter insertion is low, pericannular bleeding can increase the risk of catheter-related infections and reduce catheter survival. We aimed to analyze the risk factors for bleeding complications during peritoneal dialysis catheter insertion and assess whether temporary preemptive hemodialysis before catheterization can reduce bleeding and improve catheter survival. : We retrospectively analyzed bleeding complications and catheter survival in patients who underwent temporary hemodialysis prior to peritoneal dialysis catheter insertion.

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Article Synopsis
  • - The study examined the survival benefits of automated peritoneal dialysis (APD) compared to continuous ambulatory peritoneal dialysis (CAPD), focusing on the effects of using icodextrin, with 148 patients categorized into four groups based on their treatment type over one year.
  • - Results indicated that the use of icodextrin in CAPD (CAPD+ET) had better patient survival rates than APD without icodextrin (APD-ET), although the differences were not statistically significant, particularly among non-diabetic patients.
  • - The findings suggest that APD without icodextrin may lead to poorer patient and technique survival due to challenges in volume control, particularly highlighted by a higher edema index
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Epithelial-to-mesenchymal transition (EMT) is considered as one of the senescence processes; reportedly, antisenescence therapies effectively reduce EMT. Some models have shown antisenescence effects with the use of sodium-glucose cotransporter 2 (SGLT2) inhibitor. Therefore, our study investigated the antisenescence effects of empagliflozin as an SGLT2 inhibitor in a peritoneal fibrosis model and their impact on EMT inhibition.

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Article Synopsis
  • The study investigated the relationship between changes in pre-haemodialysis serum creatinine levels and long-term survival in patients undergoing chronic haemodialysis over two years.
  • Patients were categorized into three groups based on their serum creatinine changes: stable, increasing, and decreasing, with mortality rates analyzed for each group.
  • Results indicated that the decreasing group had the highest risk of mortality, while the increasing group had a lower mortality risk compared to the stable group, highlighting the importance of monitoring serum creatinine levels for patient survival.
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Background: The guidelines recommended target and minimum single-pool / are 1.4 and 1.2, respectively, in hemodialysis patients.

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(1) Background: Few studies have investigated the association between the intensity of statins and patient survival rates in patients undergoing hemodialysis (HD) as primary outcomes. This study aimed to evaluate patient survival rates according to the intensity of statins using a large sample of patients undergoing maintenance HD. (2) Methods: Data from a national HD quality assessment program were used in this study (n = 53,345).

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: We evaluated the impact of warfarin use on the clinical outcomes of patients with atrial fibrillation who were undergoing hemodialysis (HD). : A retrospective analysis was conducted utilizing data from patients undergoing maintenance HD who participated in HD quality assessment programs. Patients who were assigned the diagnostic code for atrial fibrillation (n = 4829) were included and divided into two groups based on the use of warfarin: No group (no warfarin prescriptions (n = 4009)), and Warfarin group (warfarin prescriptions (n = 820)).

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Background: Previous studies have reported inconsistent results regarding the advantages or disadvantages of spironolactone use in patients undergoing hemodialysis (HD). This study aimed to evaluate survival according to the use of spironolactone in a large sample of patients undergoing maintenance HD.

Methods: This retrospective study used laboratory and clinical data from the national HD Quality Assessment Program and claims data.

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Background: This study aimed to evaluate the patient survival rates based on the use of angiotensin-converting enzyme inhibitor (ACEI) or angiotensin II receptor blocker (ARB) in a large cohort of patients undergoing maintenance hemodialysis (HD).

Methods: Data from a national HD quality assessment program were used in this retrospective study. The patients were classified into four groups based on the use of renin-angiotensin system blockers (RASBs) as follows: No group, patients without a prescription of any anti-hypertensive drugs including RASBs; Other group, patients with a prescription of anti-hypertensive drugs excluding RASBs; ACEI group, patients with a prescription of an ACEI; and ARB group, patients with a prescription of an ARB.

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Hemodialysis patients are susceptible to cardiovascular remodeling, which increases the risk of cardiovascular morbidity and mortality. Circulating extracellular matrix (ECM)-associated molecules increase during cardiovascular remodeling and can be potential biomarkers of adverse cardiovascular outcomes. However, their clinical significance in patients undergoing hemodialysis remain unclear.

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Introduction: Results on the association between the use of renin-angiotensin system blockades (RASBs) and vascular access-related outcomes are inconsistent. We aimed to compare vascular access-related outcomes according to the use of RASBs in hemodialysis patients.

Methods: This study used data from a national hemodialysis quality assessment program of the Republic of Korea (n = 54,903).

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Phase angle (PhA) is measured using bioimpedance analysis and calculated using body reactance and resistance in the waveform at 50 kHz. Further studies are necessary to clarify the predictive efficacy of PhA in the mortality of peritoneal dialysis (PD) patients. The objective of this study was to assess the utility of PhA for predicting patient mortality and technique failure and compare the predictability of PhA with other risk factors.

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Previous results regarding the association between types of β-blockers and outcomes in patients on hemodialysis (HD) were inconsistent. Our study aimed to evaluate patient survival according to the type of β-blockers administered using a large sample of patients with maintenance HD. Our study included patients on maintenance HD patients from a national HD quality assessment program ( = 54,132).

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This study aimed to evaluate the effect of statin solubility on the survival of patients undergoing hemodialysis (HD). This retrospective study used laboratory and clinical data from a national HD quality assessment program and claims data ( = 53,345). The use of statins was defined as prescription ≥30 days during 6 months of each HD quality assessment period.

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Data to draw definite conclusions regarding the association between proton pump inhibitor (PPI) and all-cause mortality in patients undergoing hemodialysis (HD) remain insufficient. The object of this retrospective study was to assess the impact of PPIs on patient survival within a substantial cohort of individuals receiving maintenance HD. To achieve this, the study employed laboratory and clinical data sourced from the 4th, 5th, and 6th National HD Quality Assessment Programs.

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The aim of this study was to evaluate survival rates according to iron status in patients undergoing maintenance hemodialysis (HD). Thus, the National HD Quality Assessment Program dataset and claims data were used for analysis ( = 42,390). The patients were divided into four groups according to their transferrin saturation rate and serum ferritin levels: Group 1 ( = 34,539, normal iron status); Group 2 ( = 4476, absolute iron deficiency); Group 3 ( = 1719, functional iron deficiency); Group 4 ( = 1656, high iron status).

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Introduction: There were insufficient pieces of evidence regarding the effect of the two drugs (allopurinol and febuxostat) on patient survival in hemodialysis (HD) patients. Herein, we aimed to compare the efficacy of uric acid-lowering drugs (ULDs) or the type of the drug on patient survival using a representative sample of maintenance HD patients in South Korea.

Methods: This study used data from a national HD quality assessment program and the claims data.

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Additional studies are needed to confirm whether the use of renin-angiotensin system blockers (RASBs) induces survival benefits in patients on hemodialysis (HD). This study aimed to evaluate patient survival with the use of RASBs in a large sample of maintenance HD patients. This study used data from the national HD quality assessment program and claim data from South Korea ( = 54,903).

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Follistatin-like protein-1 (FSTL-1) is secreted glycoprotein, which regulates cardiovascular, immune and skeletal system. However, the clinical significance of circulating FSTL-1 levels remains unclear in hemodialysis patients. A total 376 hemodialysis patients were enrolled from June 2016 to March 2020.

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The association between sarcopenia and obesity in peritoneal dialysis (PD) patients is more complex than that of the general population. The aim of this study was, therefore, to evaluate the association of patient survival with sarcopenia or sarcopenic components and obesity in groups of patients with PD. We retrospectively analyzed a dataset from 199 prevalent PD patients.

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Systemic inflammation has been proposed as a relevant factor of vascular remodeling and dysfunction. We aimed to identify circulating inflammatory biomarkers that could predict future arteriovenous fistula (AVF) dysfunction in patients undergoing hemodialysis. A total of 282 hemodialysis patients were enrolled in this prospective multicenter cohort study.

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This study aimed to evaluate the difference in patient survival according to the type of erythropoiesis-stimulating agent (ESA) treatment used in the Korean hemodialysis (HD) population. This retrospective study analyzed the laboratory data from a national HD quality assessment program and the claims of Korea. Included participants were divided into three groups according to the type of ESA used during the 6 months of each assessment period as follows: the EP group (n = 38,043, epoetin-α or epoetin-β), the DP group (n = 10,054, darbepoetin-α), and the MR group (2253, continuous erythropoietin receptor activator).

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There were few data regarding the association of volume status with sarcopenia using muscle mass, strength, and physical performance in non-dialysis chronic kidney disease (ND-CKD) patients. We aimed to evaluate the association between volume status and sarcopenia in ND-CKD patients. Our retrospective study analyzed data from a previous study which included ND-CKD patients who had stable renal function.

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Many peritoneal dialysis (PD) patients are malnourished, which leads to weakening owing to a decrease in muscle mass. However, this straightforward association could differ based on the sex of individuals. Further, studies on the sex-based association among nutrition, muscle mass, and strength would be helpful in choosing optimal interventions to improve the strength of patients on dialysis.

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: Few studies have investigated the association between muscle mass and bone mineral density (BMD) in patients undergoing peritoneal dialysis (PD). We aimed to investigate the association between muscle mass or strength and BMD in patients undergoing PD. Methods: The data of all prevalent PD cases at a tertiary medical center between September 2017 and November 2020 were collected.

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