Won Chul Cha, M.D., Ph.D. - Publications

Affiliations: 
Digital Health SAIHST, Sungyunkwan University 
 Emergency Medicine Samsung Medical Center, Sungkyunkwan University School of Medicine 
Area:
Clinical Decision Support System, Emergency Department Overcrowding
Website:
smarthealthlab.skku.edu

56 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2024 Yu JY, Heo S, Xie F, Liu N, Yoon SY, Chang HS, Kim T, Lee SU, Hock Ong ME, Ng YY, Do Shin S, Kajino K, Chiang WC, Cha WC. Corrigendum to "Development and Asian-wide validation of the Grade for Interpretable Field Triage (GIFT) for predicting mortality in pre-hospital patients using the Pan-Asian Trauma Outcomes Study (PATOS)" [The Lancet Regional Health - Western Pacific 34 (2023) 100733]. The Lancet Regional Health. Western Pacific. 44: 100996. PMID 38532823 DOI: 10.1016/j.lanwpc.2023.100996  0.72
2024 Park S, Yoo J, Lee Y, DeGuzman PB, Kang MJ, Dykes PC, Shin SY, Cha WC. Quantifying emergency department nursing workload at the task level using NASA-TLX: An exploratory descriptive study. International Emergency Nursing. 74: 101424. PMID 38531213 DOI: 10.1016/j.ienj.2024.101424  0.741
2024 Yu JY, Kim D, Yoon S, Kim T, Heo S, Chang H, Han GS, Jeong KW, Park RW, Gwon JM, Xie F, Ong MEH, Ng YY, Joo HJ, Cha WC. Inter hospital external validation of interpretable machine learning based triage score for the emergency department using common data model. Scientific Reports. 14: 6666. PMID 38509133 DOI: 10.1038/s41598-024-54364-7  0.798
2023 Han H, Kim DS, Kim M, Heo S, Chang H, Lee GT, Lee SU, Kim T, Yoon H, Hwang SY, Cha WC, Sim MS, Jo IJ, Park JE, Shin TG. A Simple Bacteremia Score for Predicting Bacteremia in Patients with Suspected Infection in the Emergency Department: A Cohort Study. Journal of Personalized Medicine. 14. PMID 38248758 DOI: 10.3390/jpm14010057  0.724
2023 Chang H, Kim JW, Jung W, Heo S, Lee SU, Kim T, Hwang SY, Do Shin S, Cha WC. Machine learning pre-hospital real-time cardiac arrest outcome prediction (PReCAP) using time-adaptive cohort model based on the Pan-Asian Resuscitation Outcome Study. Scientific Reports. 13: 20344. PMID 37990066 DOI: 10.1038/s41598-023-45767-z  0.755
2023 Chang H, Jung W, Ha J, Yu JY, Heo S, Lee GT, Park JE, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Kim T. REPLY to letter " A Critical Review of Predictive Modeling with 'Latent Shock' Variable". Shock (Augusta, Ga.). PMID 37878489 DOI: 10.1097/SHK.0000000000002233  0.766
2023 Kim S, Chang H, Kim T, Cha WC. Patient Anxiety and Communication Experience in the Emergency Department: A Mobile, Web-Based, Mixed-Methods Study on Patient Isolation During the COVID-19 Pandemic. Journal of Korean Medical Science. 38: e303. PMID 37821083 DOI: 10.3346/jkms.2023.38.e303  0.693
2023 Chang H, Yu JY, Lee GH, Heo S, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Sim MS, Jo IJ, Kim T. Clinical support system for triage based on federated learning for the Korea triage and acuity scale. Heliyon. 9: e19210. PMID 37654468 DOI: 10.1016/j.heliyon.2023.e19210  0.774
2023 Chang H, Jung W, Ha J, Yu JY, Heo S, Lee GT, Park JE, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Kim T. EARLY PREDICTION OF UNEXPECTED LATENT SHOCK IN THE EMERGENCY DEPARTMENT USING VITAL SIGNS. Shock (Augusta, Ga.). PMID 37523617 DOI: 10.1097/SHK.0000000000002181  0.791
2023 Jeon J, Yu JY, Song Y, Jung W, Lee K, Lee JE, Huh W, Cha WC, Jang HR. Prediction tool for renal adaptation after living kidney donation using interpretable machine learning. Frontiers in Medicine. 10: 1222973. PMID 37521345 DOI: 10.3389/fmed.2023.1222973  0.672
2023 Park CH, Yoon H, Jo IJ, Woo S, Heo S, Chang H, Lee G, Park JE, Kim T, Lee SU, Hwang SY, Cha WC, Shin TG. A Pilot Study Evaluating LV Diastolic Function with M-Mode Measurement of Mitral Valve Movement in the Parasternal Long Axis View. Diagnostics (Basel, Switzerland). 13. PMID 37510155 DOI: 10.3390/diagnostics13142412  0.661
2023 Yu JY, Heo S, Xie F, Liu N, Yoon SY, Chang HS, Kim T, Lee SU, Hock Ong ME, Ng YY, Do Shin S, Kajino K, Cha WC. Development and Asian-wide validation of the Grade for Interpretable Field Triage (GIFT) for predicting mortality in pre-hospital patients using the Pan-Asian Trauma Outcomes Study (PATOS). The Lancet Regional Health. Western Pacific. 34: 100733. PMID 37283981 DOI: 10.1016/j.lanwpc.2023.100733  0.724
2023 Kang J, Kim SJ, Moon SH, Kim SM, Seo Y, Cha WC, Son MH. Using Real-Time Interaction Analysis to Explore Human-Robot Interaction. Studies in Health Technology and Informatics. 302: 651-655. PMID 37203771 DOI: 10.3233/SHTI230229  0.43
2023 Yoon S, Kim T, Kang E, Heo S, Chang H, Seo Y, Cha WC. Feasibility of patch-type wireless 12-lead electrocardiogram in laypersons. Scientific Reports. 13: 4044. PMID 36899040 DOI: 10.1038/s41598-023-31309-0  0.782
2023 Yoo J, Hur S, Hwang W, Cha WC. Healthcare Professionals' Expectations of Medical Artificial Intelligence and Strategies for its Clinical Implementation: A Qualitative Study. Healthcare Informatics Research. 29: 64-74. PMID 36792102 DOI: 10.4258/hir.2023.29.1.64  0.754
2022 Park S, Chang H, Jung W, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Sim MS, Jo IJ, Kim T. Impact of the 24-hour time target policy for emergency departments in South Korea: a mixed method study in a single medical center. Bmc Health Services Research. 22: 1510. PMID 36510204 DOI: 10.1186/s12913-022-08861-y  0.7
2022 Kim M, Yu J, Chang H, Heo S, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Kim T. National Surveillance of Pediatric Out-of-Hospital Cardiac Arrest in Korea: The 10-Year Trend From 2009 to 2018. Journal of Korean Medical Science. 37: e317. PMID 36377293 DOI: 10.3346/jkms.2022.37.e317  0.695
2022 Jung KY, Kim S, Kim K, Lee EJ, Kim K, Lee J, Choi JS, Kang M, Chang DK, Cha WC. Correction: Frequent Mobile Electronic Medical Records Users Respond More Quickly to Emergency Department Consultation Requests: Retrospective Quantitative Study. Jmir Mhealth and Uhealth. 10: e43829. PMID 36346991 DOI: 10.2196/43829  0.689
2022 Kim DS, Jeong D, Park JE, Lee GT, Shin TG, Chang H, Kim T, Lee SU, Yoon H, Cha WC, Sim YJ, Park SY, Hwang SY. Endotracheal Intubation Using C-MAC Video Laryngoscope vs. Direct Laryngoscope While Wearing Personal Protective Equipment. Journal of Personalized Medicine. 12. PMID 36294859 DOI: 10.3390/jpm12101720  0.695
2022 Yu JY, Xie F, Nan L, Yoon S, Ong MEH, Ng YY, Cha WC. An external validation study of the Score for Emergency Risk Prediction (SERP), an interpretable machine learning-based triage score for the emergency department. Scientific Reports. 12: 17466. PMID 36261457 DOI: 10.1038/s41598-022-22233-w  0.811
2022 Chang H, Cha WC. Artificial intelligence decision points in an emergency department. Clinical and Experimental Emergency Medicine. 9: 165-168. PMID 36221962 DOI: 10.15441/ceem.22.366  0.683
2022 Park H, Chae MK, Jeong W, Yu J, Jung W, Chang H, Cha WC. Appropriateness of Alerts and Physicians' Responses With a Medication-Related Clinical Decision Support System: Retrospective Observational Study. Jmir Medical Informatics. 10: e40511. PMID 36194461 DOI: 10.2196/40511  0.696
2022 Yoo S, Chang H, Kim T, Yoon H, Hwang SY, Shin TG, Sim MS, Jo IJ, Choi JH, Cha WC. Intervention in the Timeliness of Two Electrocardiography Types for Patients in the Emergency Department With Chest Pain: Randomized Controlled Trial. Interactive Journal of Medical Research. 11: e36335. PMID 36099010 DOI: 10.2196/36335  0.706
2022 Yoo J, Lee J, Min JY, Choi SW, Kwon JM, Cho I, Lim C, Choi MY, Cha WC. Development of an Interoperable and Easily Transferable Clinical Decision Support System Deployment Platform: System Design and Development Study. Journal of Medical Internet Research. 24: e37928. PMID 35896020 DOI: 10.2196/37928  0.755
2022 Chang H, Yu JY, Yoon S, Kim T, Cha WC. Machine learning-based suggestion for critical interventions in the management of potentially severe conditioned patients in emergency department triage. Scientific Reports. 12: 10537. PMID 35732641 DOI: 10.1038/s41598-022-14422-4  0.805
2022 Yang D, Kim J, Yoo J, Cha WC, Paik H. Identifying the Risk of Sepsis in Patients With Cancer Using Digital Health Care Records: Machine Learning-Based Approach. Jmir Medical Informatics. 10: e37689. PMID 35704364 DOI: 10.2196/37689  0.788
2022 Yoo S, Chang H, Kim T, Yoon H, Hwang S, Sin T, Sim M, Jo I, Choi J, Cha WC. Timeliness of Single-Patch 12-Lead Electrocardiography for Patients with Chest Pain at the Emergency Department. Studies in Health Technology and Informatics. 294: 930-934. PMID 35612245 DOI: 10.3233/SHTI220627  0.711
2022 Yu JY, Hong S, Lee YC, Lee KH, Lee I, Seo Y, Kang M, Kim K, Cha WC, Shin SY. Stakeholders' Requirements for Artificial Intelligence for Healthcare in Korea. Healthcare Informatics Research. 28: 143-151. PMID 35576982 DOI: 10.4258/hir.2022.28.2.143  0.668
2022 Kim SM, Kim T, Lee JH, Cho SY, Cha WC. Effect of the Automatic Needle Destroyer on Healthcare Providers' Work in an Emergency Department: A Mixed-Methods Study. Healthcare Informatics Research. 28: 123-131. PMID 35576980 DOI: 10.4258/hir.2022.28.2.123  0.496
2022 Kim D, Jung W, Yu JY, Chang H, Lee SU, Kim T, Hwang SY, Yoon H, Shin TG, Sim MS, Jo IJ, Cha WC. Effect of fever or respiratory symptoms on leaving without being seen during the COVID-19 pandemic in South Korea. Clinical and Experimental Emergency Medicine. 9: 1-9. PMID 35354228 DOI: 10.15441/ceem.21.105  0.768
2022 Jeong D, Lee GT, Park JE, Chang H, Kim T, Cha WC, Yoon H, Hwang SY, Shin TG, Sim MS, Jo I, Lee SH, Shin SD, Choi JH. Extracorporeal Life-Support For Out-Of-Hospital Cardiac Arrest: A Nationwide Multicenter Study. Shock (Augusta, Ga.). PMID 35271541 DOI: 10.1097/SHK.0000000000001924  0.696
2022 Yoo J, Kim SH, Hur S, Ha J, Huh K, Cha WC. Correction: Candidemia Risk Prediction (CanDETEC) Model for Patients With Malignancy: Model Development and Validation in a Single-Center Retrospective Study. Jmir Medical Informatics. 10: e36385. PMID 35044928 DOI: 10.2196/36385  0.756
2021 Kim JW, Ha J, Kim T, Yoon H, Hwang SY, Jo IJ, Shin TG, Sim MS, Kim K, Cha WC. Developing a Time-Adaptive Prediction Model for Out-of-Hospital Cardiac Arrest: Nationwide Cohort Study in Korea. Journal of Medical Internet Research. 23: e28361. PMID 36260382 DOI: 10.2196/28361  0.437
2021 Hur S, Min JY, Yoo J, Kim K, Chung CR, Dykes PC, Cha WC. Development and Validation of Unplanned Extubation Prediction Models Using Intensive Care Unit Data: Retrospective, Comparative, Machine Learning Study. Journal of Medical Internet Research. 23: e23508. PMID 34382940 DOI: 10.2196/23508  0.761
2021 Yoo J, Kim SH, Hur S, Ha J, Huh K, Cha WC. Candidemia Risk Prediction (CanDETEC) Model for Patients With Malignancy: Model Development and Validation in a Single-Center Retrospective Study. Jmir Medical Informatics. 9: e24651. PMID 34309570 DOI: 10.2196/24651  0.772
2021 Hur S, Ko RE, Yoo J, Ha J, Cha WC, Chung CR. A Machine Learning-Based Algorithm for the Prediction of Intensive Care Unit Delirium (PRIDE): Retrospective Study. Jmir Medical Informatics. 9: e23401. PMID 34309567 DOI: 10.2196/23401  0.772
2021 Yoon S, Kim T, Roh T, Chang H, Hwang SY, Yoon H, Shin TG, Sim MS, Jo IJ, Cha WC. Twelve-Lead Electrocardiogram Acquisition With a Patchy-Type Wireless Device in Ambulance Transport: Simulation-Based Randomized Controlled Trial. Jmir Mhealth and Uhealth. 9: e24142. PMID 33792550 DOI: 10.2196/24142  0.763
2021 Jeon SA, Chang H, Yoon SY, Hwang N, Kim K, Yoon H, Hwang SY, Shin TG, Cha WC, Kim T. Effectiveness of Smartwatch Guidance for High-Quality Infant Cardiopulmonary Resuscitation: A Simulation Study. Medicina (Kaunas, Lithuania). 57. PMID 33668789 DOI: 10.3390/medicina57030193  0.671
2021 Chang H, Min JY, Yoo D, Lee SU, Hwang SY, Yoon H, Cha WC, Shin TG, Jo IJ, Kim T. National Surveillance of Injury in the Republic of Korea: Increased Injury Vulnerability in the Late Middle Age. International Journal of Environmental Research and Public Health. 18. PMID 33572916 DOI: 10.3390/ijerph18031210  0.674
2020 Kim SM, Kim T, Cha WC, Lee JH, Kwon IH, Choi Y, Kim JS. User Experience of Mobile Personal Health Records for the Emergency Department: Mixed Methods Study. Jmir Mhealth and Uhealth. 8: e24326. PMID 33320102 DOI: 10.2196/24326  0.518
2020 Kim S, Ku S, Kim T, Cha WC, Jung KY. Effective Use of Mobile Electronic Medical Records by Medical Interns in Real Clinical Settings: Mixed Methods Study. Jmir Mhealth and Uhealth. 8: e23622. PMID 33320098 DOI: 10.2196/23622  0.719
2020 Cha WC, Jung W, Yu J, Yoo J, Choi J. Temporal Change in Alert Override Rate with a Minimally Interruptive Clinical Decision Support on a Next-Generation Electronic Medical Record. Medicina (Kaunas, Lithuania). 56. PMID 33265954 DOI: 10.3390/medicina56120662  0.769
2020 Chang H, Yu JY, Yoon SY, Hwang SY, Yoon H, Cha WC, Sim MS, Jo IJ, Kim T. Impact of COVID-19 Pandemic on the Overall Diagnostic and Therapeutic Process for Patients of Emergency Department and Those with Acute Cerebrovascular Disease. Journal of Clinical Medicine. 9. PMID 33256204 DOI: 10.3390/jcm9123842  0.79
2020 Yoo J, Lee J, Rhee PL, Chang DK, Kang M, Choi JS, Bates DW, Cha WC. Alert Override Patterns With a Medication Clinical Decision Support System in an Academic Emergency Department: Retrospective Descriptive Study. Jmir Medical Informatics. 8: e23351. PMID 33146626 DOI: 10.2196/23351  0.787
2020 Kang SY, Cha WC, Yoo J, Kim T, Park JH, Yoon H, Hwang SY, Sim MS, Jo IJ, Shin TG. Predicting 30-day mortality of patients with pneumonia in an emergency department setting using machine-learning models. Clinical and Experimental Emergency Medicine. 7: 197-205. PMID 33028063 DOI: 10.15441/ceem.19.052  0.794
2020 Kim SM, Yoo S, Cha WC, Kim TR. Providing Personal Health Records Based on a Mobile Application for Emergencies. Studies in Health Technology and Informatics. 270: 1373-1374. PMID 32570665 DOI: 10.3233/SHTI200448  0.52
2020 Hur S, Lee J, Kim T, Choi JS, Kang M, Chang DK, Cha WC. An Automated Fast Healthcare Interoperability Resources-Based 12-Lead Electrocardiogram Mobile Alert System for Suspected Acute Coronary Syndrome. Yonsei Medical Journal. 61: 416-422. PMID 32390365 DOI: 10.3349/ymj.2020.61.5.416  0.776
2020 Jung KY, Kim S, Kim K, Lee EJ, Kim K, Lee J, Choi JS, Kang M, Chang DK, Cha WC. Frequent Mobile Electronic Medical Records Users Respond More Quickly to Emergency Department Consultation Requests: Retrospective Quantitative Study. Jmir Mhealth and Uhealth. 8: e14487. PMID 32130157 DOI: 10.2196/14487  0.721
2020 Yu JY, Jeong GY, Jeong OS, Chang DK, Cha WC. Machine Learning and Initial Nursing Assessment-Based Triage System for Emergency Department. Healthcare Informatics Research. 26: 13-19. PMID 32082696 DOI: 10.4258/hir.2020.26.1.13  0.711
2019 Hwang SY, Yoon H, Yoon A, Kim T, Lee G, Jung KY, Park JH, Shin TG, Cha WC, Sim MS, Kim S. N95 filtering facepiece respirators do not reliably afford respiratory protection during chest compression: A simulation study. The American Journal of Emergency Medicine. PMID 30955924 DOI: 10.1016/j.ajem.2019.03.041  0.641
2019 Jung KY, Kim T, Hwang SY, Yoon H, Shin TG, Sim MS, Jo IJ, Cha WC. Availability of drug at convenient stores is not associated with an increased incidence of their poisoning. Pharmacoepidemiology and Drug Safety. PMID 30848006 DOI: 10.1002/pds.4760  0.683
2018 Yoo J, Soh JY, Lee WH, Chang DK, Lee SU, Cha WC. Experience of Emergency Department Patients With Using the Talking Pole Device: Prospective Interventional Descriptive Study. Jmir Mhealth and Uhealth. 6: e191. PMID 30467105 DOI: 10.2196/mhealth.9676  0.788
2018 Yoo J, Jung KY, Kim T, Lee T, Hwang SY, Yoon H, Shin TG, Sim MS, Jo IJ, Paeng H, Choi JS, Cha WC. A Real-Time Autonomous Dashboard for the Emergency Department: 5-Year Case Study. Jmir Mhealth and Uhealth. 6: e10666. PMID 30467100 DOI: 10.2196/10666  0.755
2018 Kim T, Jung KY, Kim K, Yoon H, Hwang SY, Shin TG, Sim MS, Jo IJ, Cha WC. Protective effects of helmets on bicycle-related injuries in elderly individuals. Injury Prevention : Journal of the International Society For Child and Adolescent Injury Prevention. PMID 30291153 DOI: 10.1136/injuryprev-2018-042942  0.656
2018 Jung KY, Kim T, Jung J, Lee J, Choi JS, Mira K, Chang DK, Cha WC. The Effectiveness of Near-Field Communication Integrated with a Mobile Electronic Medical Record System: Emergency Department Simulation Study. Jmir Mhealth and Uhealth. 6: e11187. PMID 30249577 DOI: 10.2196/11187  0.688
2018 Jung KY, Kim T, Hwang SY, Lee TR, Yoon H, Shin TG, Sim MS, Cha WC, Jeon HJ. Deliberate Self-harm among Young People Begins to Increase at the Very Early Age: a Nationwide Study. Journal of Korean Medical Science. 33: e191. PMID 30034304 DOI: 10.3346/jkms.2018.33.e191  0.659
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