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You Ji Lee

Sungkyunkwan University · 医学

研究室紹介

Professor You Ji Lee's research lab specializes in nephrology and chronic kidney disease, with a strong focus on the epidemiological and clinical determinants of kidney function decline, dialysis outcomes, and the impact of lifestyle and metabolic factors on renal health. The lab investigates the complex interplay between alcohol consumption, metabolic syndrome, and kidney function, as well as the effects of dialysis adequacy, ultrafiltration rate, and body composition on patient survival and residual kidney function. Their work integrates population-based cohort studies with clinical data from national registries to identify modifiable risk factors and optimize patient management in chronic kidney disease and hemodialysis populations.

chronic kidney diseasehemodialysismetabolic syndromekidney function declineultrafiltration rate

Research Overview

Papers
62
Total Citations
627
Papers (5y)
14
Primary Field
医学

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
14total
2021
2022
2023
2024
2025
Citations per year (5y)
99total
20212022202320242025

Selected Papers

15
1
Article|49 citations·2021
Effect of alcohol consumption on kidney function: population-based cohort study
Yu‐Ji Lee, Seong Cho, Sung Rok Kim
SJR Q1Scientific ReportsOA

The association between alcohol consumption and kidney function is intriguing, but study results are mixed and controversial. We examined the association of alcohol consumption with the overall change in kidney function over 12 years. We analyzed data from a population-based cohort that was part of the Korean Genome and Epidemiology Study. Primary exposure was total alcohol intake (non-drinkers, 0 to < 10 g/day, 10 to < 30 g/day, and ≥ 30 g/day). Main outcome was decline in kidney function over

Pathology and Forensic MedicineMedicine
2
Article|47 citations·2015
Association Between Colistin Dose and Development of Nephrotoxicity*
Yu‐Ji Lee, Yu Mi Wi, Yun Jae Kwon, Sung Rok Kim, Se‐Ho Chang, Seong Cho
SJR Q1Critical Care Medicine

Development of nephrotoxicity was significantly more strongly associated with the dose of colistin, but only in patients with an estimated glomerular filtration rate<60 mL/min/1.73 m2 and not in those with normal renal function.

Molecular MedicineBiochemistry, Genetics and Molecular Biology
3
Article|40 citations·2019
Ultrafiltration Rate, Residual Kidney Function, and Survival Among Patients Treated With Reduced-Frequency Hemodialysis
Yu‐Ji Lee, Yusuke Okuda, John Sy, Yong Kyu Lee, Yoshitsugu Obi, Seong Cho, Joline L.T. Chen, Anna Jin, Connie M. Rhee, Kamyar Kalantar‐Zadeh, Elani Streja
SJR Q1American Journal of Kidney DiseasesOA
NephrologyMedicine
4
Article|36 citations·2012
Health-Related Quality of Life in Adults with Metabolic Syndrome: The Korea National Health and Nutrition Examination Survey, 2007–2008
Yu‐Ji Lee, Sook‐Young Woo, Joonghyun Ahn, Seong Cho, Sung Rok Kim
SJR Q2Annals of Nutrition and MetabolismOA

BACKGROUND/AIMS: An association between metabolic syndrome and impaired health-related quality of life (HRQoL) is still controversial. We investigated the association between metabolic syndrome in itself and HRQoL in the Korean adult population. METHODS: The study is a cross-sectional analysis of 8,941 adults ≥19 years of age who participated in the 2007 and 2008 Korean National Health and Nutrition Examination Survey. EuroQoL five-dimension (EQ-5D), the EQ-5D index and the EQ visual analogue sc

Endocrinology, Diabetes and MetabolismMedicine
5
Article|33 citations·2019
The association of dialysis adequacy, body mass index, and mortality among hemodialysis patients
Woong-pyo Hong, Yu‐Ji Lee
SJR Q2BMC NephrologyOA

Abstract Background Although hemodialysis (HD) adequacy, single-pool Kt/V urea (spKt/V), is inversely correlated with body size, each is known to affect patient survival in the same direction. Therefore, we sought to examine the relationship between HD adequacy and mortality according to body mass index (BMI) in HD patients and explore a combination effect of BMI and HD adequacy on mortality risk. Methods We retrospectively reviewed patient data from the Korean Society of Nephrology registry, a

NephrologyMedicine
6
Article|26 citations·2012
Association between simple renal cysts and development of hypertension in healthy middle-aged men
Yu‐Ji Lee, Min S. Kim, Seong Cho, Sung R. Kim
SJR Q1Journal of Hypertension

Simple renal cysts independently predicted incident hypertension in this cohort of middle-aged men. Further research is justified to test the causal role of renal cysts in the development of hypertension.

Pediatrics, Perinatology and Child HealthMedicine
7
Article|22 citations·2019
Ultrafiltration Rate Effects Declines in Residual Kidney Function in Hemodialysis Patients
Yu‐Ji Lee, Yusuke Okuda, John Sy, Sung Rok Kim, Yoshitsugu Obi, Csaba P. Kövesdy, Connie M. Rhee, Elani Streja, Kamyar Kalantar‐Zadeh
SJR Q1American Journal of NephrologyOA

BACKGROUND: High ultrafiltration rate (UFR) has been associated with increased mortality in hemodialysis (HD) patients. However, the impact of UFR on decline of residual kidney function (RKF) has not been elucidated among patients receiving conventional HD. METHODS: We performed a retrospective cohort study of 7,753 patients who initiated conventional HD from 2007 to 2011 and survived the first year of dialysis with baseline UFR and renal urea clearance (KRU) data at baseline and 1 year (5th pat

NephrologyMedicine
8
Article|21 citations·2011
The Association between Serum Adiponectin Levels and Nutritional Status of Hemodialysis Patients
Yu‐Ji Lee, Seong Cho, Sung Rok Kim
SJR Q1Renal FailureOA

Adiponectin plays an important role in the regulation of body weight, insulin sensitivity, lipid metabolism, and the inflammatory response. Adiponectin is elevated in hemodialysis patients. We investigated the association between altered serum adiponectin levels and the nutritional-inflammation status of hemodialysis patients. Forty-four hemodialysis patients (21 men and 23 women; mean age 53.9 ± 9.2 years) were enrolled and 32 healthy volunteers were included as the control group. Serum adipone

EpidemiologyMedicine
9
Article|21 citations·2009
Randomized trial of cyclosporine and tacrolimus therapy with steroid withdrawal in living-donor renal transplantation: 5-year follow-up
Yu‐Ji Lee, Beom Kyung Kim, Jung Eun Lee, Yoon-Goo Kim, Dae Joong Kim, Sung-Joo Kim, Jae‐Won Joh, Ha Young Oh, Wooseong Huh
SJR Q1Transplant International

The aim of this study was to compare the long-term safety and efficacy of immunosuppressive regimens consisting of cyclosporine (CsA) plus mycophenolate mofetil (MMF) or tacrolimus (TAC) plus MMF after steroid withdrawal 6 months after kidney transplantation in low-risk patients. One hundred and thirty-one patients were randomized to receive either CsA (n = 63) or TAC (n = 68). Of these, 117 patients satisfied the criteria for steroid withdrawal (no biopsy-proven rejection episode and serum crea

TransplantationMedicine
10
Article|20 citations·2011
Effect of losartan on proteinuria and urinary angiotensinogen excretion in non-diabetic patients with chronic kidney disease
Yu‐Ji Lee, Seong Cho, Sung Rok Kim, Hye Ryoun Jang, Jung Eun Lee, Wooseong Huh, Dae Joong Kim, Ha Young Oh, Yoon-Goo Kim
SJR Q2Postgraduate Medical Journal

PURPOSE: Activation of the rennin-angiotensin system (RAS) is thought to contribute to hypertension and proteinuria, and eventually to the progression of chronic kidney disease (CKD). Recent evidence suggests that urinary angiotensinogen (UAGT) excretion reflects activation of the intrarenal RAS. This study was performed to determine the effect of losartan on proteinuria and UAGT excretion in non-diabetic patients with CKD with non-nephrotic-range proteinuria. STUDY DESIGN: Thirty-two patients w

Cardiology and Cardiovascular MedicineMedicine
11
Article|14 citations·2013
Unilateral and bilateral acute pyelonephritis: differences in clinical presentation, progress and outcome
Yu‐Ji Lee, Seong Cho, Sung Rok Kim
SJR Q2Postgraduate Medical Journal

PURPOSE: Acute pyelonephritis (APN) generally involves a single kidney, but it can be bilateral. The aim of the present study was to evaluate differences in clinical presentation, progress and outcome for bilateral APN compared with unilateral APN. STUDY DESIGN: The medical records of all patients over 19 years of age, hospitalised for APN and who underwent abdominal enhanced CT at Samsung Changwon Hospital between January 2009 and August 2012 were retrospectively reviewed. Patients were divided

EpidemiologyMedicine
12
Article|14 citations·2020
Potassium intake, skeletal muscle mass, and effect modification by sex: data from the 2008–2011 KNHANES
Yu‐Ji Lee, Mirae Lee, Yu Mi Wi, Seong Cho, Sung Rok Kim
SJR Q1Nutrition JournalOA

Abstract Background A loss of muscle mass may be influenced by multiple factors. Insulin sensitivity and metabolic acidosis are associated with muscle wasting and may be improved with potassium intake. This study evaluated the association between dietary potassium intake and skeletal muscle mass. Methods We performed a cross-sectional study with data obtained from the Korean National Health and Nutrition Examination Survey (KNHANES) (2008–2011). Participant’s daily food intake was assessed using

Nutrition and DieteticsNursing
13
Article|12 citations·2017
Independent Contributions of Obstructive Sleep Apnea and the Metabolic Syndrome to the Risk of Chronic Kidney Disease
Yu‐Ji Lee, Hye Ryoun Jang, Wooseong Huh, Yoon-Goo Kim, Dae Joong Kim, Ha Young Oh, Eun Yeon Joo, Jung Eun Lee
SJR Q1Journal of Clinical Sleep MedicineOA
PhysiologyMedicine
14
Article|8 citations·2022
Depression is a main determinant of health-related quality of life in patients with diabetic kidney disease
Su‐Hyun Kim, Junseok Jeon, Yu‐Ji Lee, Hye Ryoun Jang, Eun Yeon Joo, Wooseong Huh, Yoon-Goo Kim, Dae Joong Kim, Jung Eun Lee
SJR Q1Scientific ReportsOA

Low health-related quality of life (HRQOL) is associated with adverse outcomes in diabetic kidney disease (DKD) patients. We examined the modifiable factors associated with low HRQOL in these patients. We enrolled 141 DKD patients. HRQOL was assessed with the Short Form 36 (SF-36) questionnaire. Low HRQOL was defined as a score > one standard deviation below the mean. Depression and anxiety were assessed with the Hospital Anxiety and Depression Scale (HADS-D and HDAS-A, respectively). The patien

NephrologyMedicine
15
Article|7 citations·2012
Interaction of malnutrition, N-terminal pro-B-type natriuretic peptide and ventricular remodeling in patients on maintenance hemodialysis
Yu‐Ji Lee, Bong Gun Song, Min Su Kim, Seong Cho, Woo Jung Chun, Ju Hyun Oh, Sung Rok Kim
SJR Q3Clinical Nephrology

Malnutrition in hemodialysis patients is accompanied by volume overload and associated with increased log NT-proBNP levels independent of volume status, and these levels are independently associated with increased LVMI. This suggests a possibility that nutritional status may affect ventricular remodeling in hemodialysis patients.

NephrologyMedicine

Research Areas

NephrologyEpidemiologyEmergency Medical ServicesCardiology and Cardiovascular MedicineMolecular MedicineSurgery

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