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Hui Jai Lee

Seoul National University · Medicine

About the Lab

Professor Hui Jai Lee's research lab specializes in critical care medicine, with a primary focus on sepsis and cardiopulmonary resuscitation (CPR). The lab investigates biomarkers such as CRP and procalcitonin for predicting mortality in septic shock, evaluates CPR quality and rescuer fatigue across different compression techniques, and explores neuroprotective strategies like therapeutic hypothermia in post-cardiac arrest care. The lab also contributes to clinical guideline development, including modifications to the cardiovascular SOFA score and adherence to sepsis bundles in emergency settings.

sepsisCPR qualitytherapeutic hypothermiabiomarkerscritical care outcomes

Research Overview

Papers
82
Total Citations
789
Papers (5y)
20
Primary Field
Medicine

Research Output Trend

Figures are computed from collected data and may differ slightly.

Publications per year (5y)
20total
2022
2023
2024
2025
2026
Citations per year (5y)
127total
20222023202420252026

Selected Papers

15
1
Article|94 citations·2019
The usefulness of C-reactive protein and procalcitonin to predict prognosis in septic shock patients: A multicenter prospective registry-based observational study
Seung Mok Ryoo, Kap Su Han, Shin Ahn, Tae Gun Shin, Sung Yeon Hwang, Sung Phil Chung, Yoon Jung Hwang, Yoo Seok Park, You Hwan Jo, Hyunglan Chang, Gil Joon Suh, Kyoung Min You
SJR Q1Scientific ReportsOA

The objective of this study was to evaluate the prognostic value of C-reactive protein (CRP), procalcitonin (PCT), and their combination for mortality in patients with septic shock. This multicenter, prospective, observational study was conducted between November 2015 and December 2017. A total of 1,772 septic shock patients were included, and the overall 28-day mortality was 20.7%. Although both CRP and PCT were elevated in the non-survivor group, only CRP had statistical significance (11.9 mg/

EpidemiologyMedicine
2
Article|83 citations·2017
Initial blood pH during cardiopulmonary resuscitation in out-of-hospital cardiac arrest patients: a multicenter observational registry-based study
Jonghwan Shin, Yong Su Lim, Kyuseok Kim, Hui Jai Lee, Se Jong Lee, Euigi Jung, Kyoung Min You, Hyuk Jun Yang, Jin Joo Kim, Joonghee Kim, You Hwan Jo, Jae Hyuk Lee
SJR Q1Critical CareOA

Among the blood laboratory test results during CPR of OHCA patients, pH and potassium levels were observed as independent factors associated with survival to hospital discharge, and pH level was considered as an independent factor related to neurological recovery.

Emergency MedicineMedicine
3
Article|56 citations·2014
Comparison of CPR quality and rescuer fatigue between standard 30:2 CPR and chest compression-only CPR: a randomized crossover manikin trial
Jonghwan Shin, Seong Youn Hwang, Hui Jai Lee, Chang Je Park, Yong Joon Kim, Yeong Ju Son, Ji Seon Seo, Jin Joo Kim, Jung Eun Lee, In Mo Lee, Bong Yeun Koh, Sung Gi Hong
SJR Q1Scandinavian Journal of Trauma Resuscitation and Emergency MedicineOA

OBJECTIVE: We aimed to compare rescuer fatigue and cardiopulmonary resuscitation (CPR) quality between standard 30:2 CPR (ST-CPR) and chest compression only CPR (CO-CPR) performed for 8 minutes on a realistic manikin by following the 2010 CPR guidelines. METHODS: All 36 volunteers (laypersons; 18 men and 18 women) were randomized to ST-CPR or CO-CPR at first, and then each CPR technique was performed for 8 minutes with a 3-hour rest interval. We measured the mean blood pressure (MBP) of the volu

Emergency MedicineMedicine
4
Article|45 citations·2017
The Role of Post-Resuscitation Electrocardiogram in Patients With ST-Segment Changes in the Immediate Post-Cardiac Arrest Period
Youn‐Jung Kim, Sun-Yang Min, Dong Hun Lee, Byung Kook Lee, Kyung Woon Jeung, Hui Jai Lee, Jonghwan Shin, Byuk Sung Ko, Shin Ahn, Gi‐Byoung Nam, Kyoung Soo Lim, Won Young Kim
SJR Q1JACC: Cardiovascular Interventions
Emergency MedicineMedicine
5
Article|43 citations·2013
Prolonged Therapeutic Hypothermia Is More Effective in Attenuating Brain Apoptosis in a Swine Cardiac Arrest Model*
Gil Joon Suh, Woon Yong Kwon, Kyung Su Kim, Hui Jai Lee, Ki Young Jeong, Yoon Sun Jung, Jae Hyuk Lee
SJR Q1Critical Care Medicine

We found that 48 hours of therapeutic hypothermia was more effective in attenuating brain apoptosis than 24 hours of therapeutic hypothermia. We also found that the antiapoptotic effects of therapeutic hypothermia were associated with the suppressions of the cleavage of protein kinase C-δ, the cytosolic release of cytochrome c, and the cleavage of caspase 3.

Emergency MedicineMedicine
6
Article|42 citations·2022
Modified cardiovascular SOFA score in sepsis: development and internal and external validation
Hui Jai Lee, Byuk Sung Ko, Seung Mok Ryoo, Eunah Han, Gil Joon Suh, Sung‐Hyuk Choi, Sung Phil Chung, Tae Ho Lim, Won Young Kim, Woon Yong Kwon, Sung Yeon Hwang, You Hwan Jo
SJR Q1BMC MedicineOA

BACKGROUND: The Sepsis-3 criteria introduced the system that uses the Sequential Organ-Failure Assessment (SOFA) score to define sepsis. The cardiovascular SOFA (CV SOFA) scoring system needs modification due to the change in guideline-recommended vasopressors. In this study, we aimed to develop and to validate the modified CV SOFA score. METHODS: We developed, internally validated, and externally validated the modified CV SOFA score using the suspected infection cohort, sepsis cohort, and septi

EpidemiologyMedicine
7
Article|37 citations·2016
Incidence and clinical features of intracranial hemorrhage causing out-of-hospital cardiac arrest: a multicenter retrospective study
Jonghwan Shin, Kyuseok Kim, Yong Su Lim, Hui Jai Lee, Se Jong Lee, Euigi Jung, Joonghee Kim, Hyuk Jun Yang, Jin Joo Kim, Seong Youn Hwang
SJR Q1The American Journal of Emergency Medicine
Emergency MedicineMedicine
8
Article|31 citations·2022
Relationship between time of emergency department admission and adherence to the Surviving Sepsis Campaign bundle in patients with septic shock
Je Sung You, Yoo Seok Park, Sung Phil Chung, Hye Sun Lee, Soyoung Jeon, Won Young Kim, Tae Gun Shin, You Hwan Jo, Gu Hyun Kang, Sung‐Hyuk Choi, Gil Joon Suh, Byuk Sung Ko
SJR Q1Critical CareOA

BACKGROUND: Nighttime hospital admission is often associated with increased mortality risk in various diseases. This study investigated compliance rates with the Surviving Sepsis Campaign (SSC) 3-h bundle for daytime and nighttime emergency department (ED) admissions and the clinical impact of compliance on mortality in patients with septic shock. METHODS: We conducted an observational study using data from a prospective, multicenter registry for septic shock provided by the Korean Shock Society

EpidemiologyMedicine
9
Article|27 citations·2012
Antioxidant effects of selenium on lung injury in paraquat intoxicated rats
Kyung Su Kim, Gil Joon Suh, Woon Yong Kwon, Young Ho Kwak, Kyoung Bun Lee, Hui Jai Lee, Ki Young Jeong, Myung Woo Lee
SJR Q1Clinical Toxicology

Single dose of selenium post-treatment activates GPx and attenuates lipid peroxidation and lung injury early after paraquat intoxication, but does not improve 72 hours of survival.

SurgeryMedicine
10
Article|24 citations·2019
Combination therapy of vitamin C and thiamine for septic shock in a multicentre, double-blind, randomized, controlled study (ATESS): study protocol for a randomized controlled trial
for the Korean Shock Society (KoSS) Investigators, Sung Yeon Hwang, Jong Eun Park, Ik Joon Jo, Seonwoo Kim, Sung Phil Chung, Taeyoung Kong, Jonghwan Shin, Hui Jai Lee, Kyoung Min You, You Hwan Jo, Doyun Kim
SJR Q2TrialsOA

BACKGROUND: Septic shock is a life-threatening condition with underlying circulatory and cellular/metabolic abnormalities. Vitamin C and thiamine are potential candidates for adjunctive therapy; they are expected to improve outcomes based on recent experimental and clinical research. The aim of the Ascorbic Acid and Thiamine Effect in Septic Shock (ATESS) trial is to evaluate the effects of early combination therapy with intravenous vitamin C and thiamine on recovery from organ failure in patien

Nutrition and DieteticsNursing
11
Article|23 citations·2013
Niacin Suppresses the Mitogen-Activated Protein Kinase Pathway and Attenuates Brain Injury After Cardiac Arrest in Rats*
Woon Yong Kwon, Gil Joon Suh, Kyung Su Kim, Hui Jai Lee, Ki Young Jeong, Young Ho Kwak, Kyuseok Kim
SJR Q1Critical Care Medicine

Single high dose and repeated low dose of niacin attenuated brain injury and improved neurological outcome after cardiac arrest in rats. Their therapeutic benefits were associated with suppressions of the phosphorylations of p38 and c-Jun N-terminal kinase/stress-activated protein kinase and the cleavage of caspase 3.

Emergency MedicineMedicine
12
Article|20 citations·2016
A Randomized Controlled Trial of Compression Rates during Cardiopulmonary Resuscitation
Sung Oh Hwang, Kyoung‐Chul Cha, Kyuseok Kim, You Hwan Jo, Sung Phil Chung, Je Sung You, Jonghwan Shin, Hui Jai Lee, Yoo Seok Park, Seunghwan Kim, Sangchun Choi, Eun-Jung Park
SJR Q2Journal of Korean Medical ScienceOA

www.cris.nih.go.kr, cris.nih.go.kr number, KCT0000231).

Emergency MedicineMedicine
13
Article|19 citations·2024
Automatic Mechanical Ventilation vs Manual Bag Ventilation During CPR
Jonghwan Shin, Hui Jai Lee, Kwang Nam Jin, Jung Ho Shin, Kyoung Min You, Stephen Gyung Won Lee, Jin Hee Jung, Kyoung Jun Song, Jieun Pak, Tae Yun Park, Chang Je Park, Gi Tak Bae
SJR Q1CHEST Journal
Emergency MedicineMedicine
14
Article|19 citations·2017
Bacteremia Prediction Model for Community‐acquired Pneumonia: External Validation in a Multicenter Retrospective Cohort
Byunghyun Kim, Jung‐Ho Choi, Kyuseok Kim, Kyuseok Kim, Sujin Jang, Tae Gun Shin, Won Young Kim, Jung-Youn Kim, Yoo Seok Park, Soo Hyun Kim, Hui Jai Lee, Jonghwan Shin
SJR Q1Academic Emergency MedicineOA

Abstract Objective Many studies have described constructing a prediction model for bacteremia in community‐acquired pneumonia ( CAP ), but these studies were not validated in external heterogeneous groups. The objective of this study was to test the generalizability of a previous bacteremia prediction model for CAP by external validation. Methods This multicenter retrospective cohort analysis was performed in eight tertiary urban hospital emergency departments ( ED s). We reviewed adult patients

EpidemiologyMedicine
15
Article|19 citations·2014
Outcomes of hanging-induced cardiac arrest patients who underwent therapeutic hypothermia: A multicenter retrospective cohort study
Jonghwan Shin, Hui Jai Lee, Jinjoo Kim, Joonghee Kim, Seung-Pill Choi, Kyung‐Woon Jeung, In‐Soo Cho, Gyeongcheol Cha, Giwoon Kim, Chul Han, Dong Hoon Lee, Kyunam Park
SJR Q1Resuscitation
Emergency MedicineMedicine

Research Areas

Emergency MedicineEpidemiologySurgeryNeurologyPublic Health, Environmental and Occupational HealthNutrition and Dietetics

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