Defining the learning curve for endotracheal intubation in the emergency department by Gun Tak Lee, Jong Eun Park, Sook-young Woo, Tae Gun Shin, Daun Jeong, Taerim Kim, Se Uk Lee, Hee Yoon, Sung Yeon Hwang

“…At least 119 ETI cases were required for EM trainees to achieve an FAS rate of ≥ 85% in the emergency department.…”
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Echocardiographic Assessment of Patients with Pulmonary Tumor Thrombotic Microangiopathy First Diagnosed in the Emergency Department by Minjoo Kim, Hee Yoon, Min Yeong Kim, Ik Joon Jo, Soo Yeon Kang, Guntak Lee, Jong Eun Park, Taerim Kim, Se Uk Lee, Sung Yeon Hwang, Won Chul Cha, Tae Gun Shin

“…This retrospective chart review involved nine patients with PTTM who were first clinically diagnosed in a tertiary emergency department (ED) between January 2015 and June 2021. …”
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Predicting 30-day mortality of patients with pneumonia in an emergency department setting using machine-learning models by Soo Yeon Kang, Won Chul Cha, Junsang Yoo, Taerim Kim, Joo Hyun Park, Hee Yoon, Sung Yeon Hwang, Min Seob Sim, Ik Joon Jo, Tae Gun Shin

“…Methods The study conducted a retrospective analysis of pneumonia patients at an emergency department (ED) in Seoul, Korea, from January 1, 2016 to December 31, 2017. …”
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A Simple Bacteremia Score for Predicting Bacteremia in Patients with Suspected Infection in the Emergency Department: A Cohort Study by Hyelin Han, Da Seul Kim, Minha Kim, Sejin Heo, Hansol Chang, Gun Tak Lee, Se Uk Lee, Taerim Kim, Hee Yoon, Sung Yeon Hwang, Won Chul Cha, Min Sub Sim, Ik Joon Jo, Jong Eun Park, Tae Gun Shin

“…This retrospective cohort study, conducted from 10 November 2014 to November 2019, among patients with suspected infection who visited the emergency department (ED), aimed to develop and validate a simple tool for predicting bacteremia. …”
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Impact of COVID-19 Pandemic on the Overall Diagnostic and Therapeutic Process for Patients of Emergency Department and Those with Acute Cerebrovascular Disease by Hansol Chang, Jae Yong Yu, Sun Young Yoon, Sung Yeon Hwang, Hee Yoon, Won Chul Cha, Min Seob Sim, Ik Joon Jo, Taerim Kim

“…(1) Background: During a pandemic, patients and processes in the emergency department (ED) change. These circumstances affect the length of stay (LOS) or degree of crowding in the ED. …”
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Impact of Insurance Benefits and Education on Point-of-Care Ultrasound Use in a Single Emergency Department: An Interrupted Time Series Analysis by Soo-Yeon Kang, Sookyung Park, Ik-Joon Jo, Kyeongman Jeon, Seonwoo Kim, Guntak Lee, Jong-Eun Park, Taerim Kim, Se-Uk Lee, Sung-Yeon Hwang, Won-Chul Cha, Tae-Gun Shin, Hee Yoon

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Usefulness of Protocolized Point-of-Care Ultrasonography for Patients with Acute Renal Colic Who Visited Emergency Department: A Randomized Controlled Study by Seok Goo Kim, Ik Joon Jo, Taerim Kim, Sung Yeon Hwang, Joo Hyun Park, Tae Gun Shin, Min Seob Sim, Won Chul Cha, Hee Yoon

“…We evaluated the efficacy of point-of-care ultrasonography protocol in managing patients with acute renal colic who visited the emergency department (ED). <i>Materials and Methods:</i> Between March 2019 and July 2019, patients who visited the ED because of renal colic were randomly assigned by date of visit either to the conventional group (CG), who underwent routine diagnostic work-up without ultrasonography, or to the ultrasonography group (UG), who underwent bedside ultrasonography as an initial diagnostic testing. …”
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Impact of the 24-hour time target policy for emergency departments in South Korea: a mixed method study in a single medical center by Sookyung Park, Hansol Chang, Weon Jung, Se Uk Lee, Sung Yeon Hwang, Hee Yoon, Won Chul Cha, Tae Gun Shin, Min Seob Sim, Ik Joon Jo, Taerim Kim

Subjects: “…Emergency departments…”
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Accuracy of the qSOFA Score and RED Sign in Predicting Critical Care Requirements in Patients with Suspected Infection in the Emergency Department: A Retrospective Observational Study by Jong Eun Park, Sung Yeon Hwang, Ik Joon Jo, Min Seob Sim, Won Chul Cha, Hee Yoon, Tae Rim Kim, Gun Tak Lee, Hye Seung Kim, InSuk Sohn, Tae Gun Shin

“…<i>Background and objectives</i>: We aimed to compare the accuracy of positive quick sequential organ failure assessment (qSOFA) scores and the RED sign in predicting critical care requirements (CCRs) in patients with suspected infection who presented to the emergency department (ED). <i>Materials and Methods</i>: In this retrospective observational study, we examined adult patients with suspected infection in the ED from June 2018 to September 2018. …”
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Clinical support system for triage based on federated learning for the Korea triage and acuity scale by Hansol Chang, Jae Yong Yu, Geun Hyeong Lee, Sejin Heo, Se Uk Lee, Sung Yeon Hwang, Hee Yoon, Won Chul Cha, Tae Gun Shin, Min Seob Sim, Ik Joon Jo, Taerim Kim

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A Pilot Study Evaluating LV Diastolic Function with M-Mode Measurement of Mitral Valve Movement in the Parasternal Long Axis View by Chan-Ho Park, Hee Yoon, Ik-Joon Jo, Sookyoung Woo, Sejin Heo, Hansol Chang, Guntak Lee, Jong-Eun Park, Taerim Kim, Se-Uk Lee, Sung-Yeon Hwang, Won-Chul Cha, Tae-Gun Shin

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Real-Time Tracheal Ultrasound vs. Capnography for Intubation Confirmation during CPR Wearing a Powered Air-Purifying Respirator in COVID-19 Era by Seungwan Eun, Hee Yoon, Soo Yeon Kang, Ik Joon Jo, Sejin Heo, Hansol Chang, Guntak Lee, Jong Eun Park, Taerim Kim, Se Uk Lee, Sung Yeon Hwang, Sun-Young Baek

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Impact of early coronary angiography on the survival to discharge after out-of-hospital cardiac arrest by Jikyoung Shin, Eunsil Ko, Won Chul Cha, Tae Rim Lee, Hee Yoon, Sung Yeon Hwang, Tae Gun Shin, Min Seob Sim, Ik Joon Jo, Keun Jeong Song, Joong Eui Rhee, Yeon Kwon Jeong, Jin-Ho Choi

“…Early CAG was defined as CAG performed within 24 hours of emergency department admission. The primary outcome was survival to discharge, with neurologically favorable status defined by cerebral performance category scores ≤2. …”
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Prediction of vasopressor requirement among hypotensive patients with suspected infection: usefulness of diastolic shock index and lactate by Da Seul Kim, Jong Eun Park, Sung Yeon Hwang, Daun Jeong, Gun Tak Lee, Taerim Kim, Se Uk Lee, Hee Yoon, Won Chul Cha, Min Seob Sim, Ik Joon Jo, Tae Gun Shin

“…Objective We evaluated the performance of diastolic shock index (DSI) and lactate in predicting vasopressor requirement among hypotensive patients with suspected infection in an emergency department. Methods This was a single-center, retrospective observational study for adult patients with suspected infection and hypotension in the emergency department from 2018 to 2019. …”
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C-MAC Video Laryngoscope versus Conventional Direct Laryngoscopy for Endotracheal Intubation During Cardiopulmonary Resuscitation by Byeong Chul Min, Jong Eun Park, Gun Tak Lee, Tae Rim Kim, Hee Yoon, Won Chul Cha, Tae Gun Shin, Keun Jeong Song, Minsu Park, Heewon Han, Sung Yeon Hwang

“…<i>Conclusions</i>: The C-MAC use on the first ETI attempt during cardiopulmonary resuscitation in the emergency department had a higher FPS rate than that of the DL use.…”
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Effect of fever or respiratory symptoms on leaving without being seen during the COVID-19 pandemic in South Korea by Dohyung Kim, Weon Jung, Jae Yong Yu, Hansol Chang, Se Uk Lee, Taerim Kim, Sung Yeon Hwang, Hee Yoon, Tae Gun Shin, Min Seob Sim, Ik Joon Jo, Won Chul Cha

“…Objective Coronavirus disease 2019 (COVID-19) has notably altered the emergency department isolation protocol, imposing stricter requirements on probable infectious disease patients that enter the department. …”
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Developing a Time-Adaptive Prediction Model for Out-of-Hospital Cardiac Arrest: Nationwide Cohort Study in Korea by Ji Woong Kim, Juhyung Ha, Taerim Kim, Hee Yoon, Sung Yeon Hwang, Ik Joon Jo, Tae Gun Shin, Min Seob Sim, Kyunga Kim, Won Chul Cha

“…In this study, we excluded patients with trauma, those who experienced return of spontaneous circulation before arriving in the emergency department (ED), and those who did not receive cardiopulmonary resuscitation (CPR) in the ED. …”
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Use of Gallbladder Width Measurement by Computed Tomography in the Diagnosis of Acute Cholecystitis by Yong Suk Park, Hee Yoon, Soo Yeon Kang, Ik Joon Jo, Sookyoung Woo, Guntak Lee, Jong Eun Park, Taerim Kim, Se Uk Lee, Sung Yeon Hwang, Won Chul Cha, Tae Gun Shin

“…This retrospective case–control study was conducted between March 2016 and March 2020 at a tertiary emergency department. Of 310 patients, 254 patients with acute cholecystitis confirmed by surgery were compared with 254 patients diagnosed with other diseases (controls). …”
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Endotracheal Intubation Using C-MAC Video Laryngoscope vs. Direct Laryngoscope While Wearing Personal Protective Equipment by Da Saem Kim, Daun Jeong, Jong Eun Park, Gun Tak Lee, Tae Gun Shin, Hansol Chang, Taerim Kim, Se Uk Lee, Hee Yoon, Won Chul Cha, Yong Jin Sim, Song Yi Park, Sung Yeon Hwang

“…This study sought to determine whether the C-MAC video laryngoscope (VL) performed better than a direct laryngoscope (DL) when attempting endotracheal intubation (ETI) in the emergency department (ED) while wearing personal protective equipment (PPE). …”
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Online Learning versus Hands-On Learning of Basic Ocular Ultrasound Skills: A Randomized Controlled Non-Inferiority Trial by Soo-Yeon Kang, Jonghoon Yoo, Sookyung Park, Ik-Joon Jo, Seonwoo Kim, Hyun Cho, Guntak Lee, Jong-Eun Park, Taerim Kim, Se-Uk Lee, Sung-Yeon Hwang, Won-Chul Cha, Tae-Gun Shin, Hee Yoon

“…<i>Materials and Methods:</i> A randomized controlled non-inferiority trial was conducted in an academic emergency department from October 2020 to April 2021. Thirty-two participants were randomly assigned to one of two groups. …”
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