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Analysis of the Status of Nursing Shifts and Nurses’ Perceptions of Work Schedules in General Wards Based on the Government Guidelines for Night Shift Work

Hong KJ, Cho SH, Jung EH

Purpose: To analyze nurses’ shift work according to the government guidelines for night work and their perceptions of their work schedules. Methods: The study sample included 487 nurses who provided...
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Surge Capacity and Mass Casualty Incidents Preparedness of Emergency Departments in a Metropolitan City: a Regional Survey Study

Park S, Jeong J, Song KJ, Yoon YH, Oh J, Lee EJ, Hong KJ, Lee JH

Background: Emergency departments (EDs) generally receive many casualties in disaster or mass casualty incidents (MCI). Some studies have conceptually suggested the surge capacity that ED should have; however, only few...
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Association between the number of prehospital defibrillation attempts and neurologic outcomes in out-of-hospital cardiac arrest patients without on-scene return of spontaneous circulation

Choi S, Kim TH, Hong KJ, Jeong J, Ro YS, Song KJ, Shin SD

Objective Delivery of prehospital defibrillation for shockable rhythms by emergency medical service providers is crucial for successful resuscitation in out-of-hospital cardiac arrest (OHCA) patients. The optimal range of prehospital defibrillation...
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Estimation of Expected Nursing Hours Based on Patients’ Nursing Care Needs and a Comparison with Actual Nursing Hours in Comprehensive Nursing Care Wards

Cho SH, Hong KJ, Yoon HJ, Chang SJ, Choi K, Park HJ, Huh I

Purpose: To compare actual versus expected nursing hours based on patients’ nursing care needs. Methods: The nursing care needs of 898 inpatients in 20 wards at 11 hospitals were measured...
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The Effects of Long-term Care Hospitals’ Nurse Staffing Level on Patient Outcomes: Differences according to Region

Hong KJ

Purpose: The aim of this study was to examine the differences in nurse staffing levels and patient outcomes in long-term care hospitals by region and to identity the effects of...
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Development of a modified trauma and injury severity score to predict disability in acute trauma patients

Hong KJ, Song KJ, Shin SD, Ro YS, Park JH, Lee SC, Kim CH

Objective The Trauma and Injury Severity Score (TRISS) has been used to predict trauma patient mortality and to assess the quality of trauma care systems. The goal of this investigation...
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The Relationship between Average Length of Stay and Nurse Staffing in General Hospitals from 1996 to 2016

Cho SH, Lee JY, Hong KJ, Huh I

Purpose: To analyze the effects of average length of stay (ALOS) on RN staffing. Methods: Public data of patient surveys collected 8 times between 1996 and 2016 were analyzed. The...
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Determining Nurse Staffing By Classifying Patients Based on their Nursing Care Needs

Cho SH, Lee JY, Hong KJ, Yoon HJ, Sim WH, Kim MS, Huh I

PURPOSE: To determine nurse staffing by classifying patients based on their nursing care needs and to benchmark current staffing against the Safer Nursing Care Tool (SNCT) staffing requirements. METHODS: Cross-sectional data...
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Effect of Working Time Quality on the Work-Life Imbalance of Nurses

Hong KJ

PURPOSE: This study aims to examine the working time quality and work-life imbalance and verify the effect of working time quality on nurses' work-life imbalance. METHODS: Data from the Korean Working...
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Worsened survival in the head-up tilt position cardiopulmonary resuscitation in a porcine cardiac arrest model

Park YJ, Hong KJ, Shin SD, Kim TY, Ro YS, Song KJ, Ryu HH

OBJECTIVE: Head elevation at an angle of 30° during cardiopulmonary resuscitation (CPR) was hemodynamically beneficial compared to supine position in a previous porcine cardiac arrest experimental study. However, survival benefit...
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Delphi study to evaluate the emergency medical system operation fund support projects

Lee SY, Sohn Y, Shin SD, Song KJ, Hong KJ, Ro YS, Kim TH, Park JH, Park GJ, Ko SY, Lee SC, Jung E, Moon S

OBJECTIVE: This study aimed to achieve expert consensus for the evaluation of Emergency medical system operation fund (EMSOF) support projects using the Delphi method in Korea. METHODS: The Delphi study was...
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Plant factory: new resource for the productivity and diversity of human and veterinary vaccines

Shim BS, Hong KJ, Maharjan P, Choe S

Vaccination is one of the most successful strategies to prevent diseases caused by pathogens. Although various expression systems including Escherichia coli, yeast, insect, and mammalian cells are currently used for...
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Non-invasive molecular imaging of immune cell dynamics for vaccine research

Youn H, Hong KJ

In order to develop a successful vaccine against deadly diseases with a wide range of antigenic diversity, an in-depth knowledge of the molecules and signaling mechanisms between the vaccine candidates...
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New prehospital scoring system for traumatic brain injury to predict mortality and severe disability using motor Glasgow Coma Scale, hypotension, and hypoxia: a nationwide observational study

Gang MC, Hong KJ, Shin SD, Song KJ, Ro YS, Kim TH, Park JH, Jeong J

OBJECTIVE: Assessing the severity of injury and predicting outcomes are essential in traumatic brain injury (TBI). However, the respiratory rate and Glasgow Coma Scale (GCS) of the Revised Trauma Score...
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Preventable Trauma Death Rate after Establishing a National Trauma System in Korea

Jung K, Kim I, Park SK, Cho H, Park CY, Yun JH, Kim OH, Park JO, Lee KJ, Hong KJ, Yoon HD, Park JM, Kim S, Sung HK, Choi J, Kim Y

BACKGROUND: This study aimed to evaluate the current overall preventable trauma death rate (PTDR) in Korea and identify factors associated with preventable trauma death (PTD). METHODS: The target sample size for...
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Biomechanical demands comparison in 119 emergency medical services activities when using manual and powered stretcher carts: a scenario-based randomized cross-over simulation study

Song SW, Kang MS, Kang HJ, Park JH, Choi MJ, Hong KJ, Shin SD

OBJECTIVE: The purpose of this study was to compare the biomedical demands between a manual stretcher cart (Manual Cot) and a novel powered stretcher cart (Power Cot) during simulated routine...
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Comparison of trauma systems in Asian countries: a cross-sectional study

Jung YH, Wi DH, Shin SD, Tanaka H, Shaun GE, Chiang WC, Sun JT, Hsu LM, Kajino K, Jamaluddin SF, Kimura A, Holmes JF, Song KJ, Ro YS, Hong KJ, Moon SW, Park JO, Kim MJ

OBJECTIVE: This study aimed to compare the demographic characteristics and trauma service structures and processes of hospitals in 15 countries across the Asia Pacific, and to provide baseline data for...
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Epidemiology and Outcomes of Sports-Related Traumatic Brain Injury in Children

Choi DH, Song KJ, Shin SD, Ro YS, Hong KJ, Park JH

BACKGROUND: Traumatic brain injury (TBI) is one of the leading causes of pediatric disability that results in many emergency department visits. The risk of TBI is high while playing sports....
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Machine Learning-Based Prediction of Korean Triage and Acuity Scale Level in Emergency Department Patients

Choi SW, Ko T, Hong KJ, Kim KH

OBJECTIVES: Triage is a process to accurately assess and classify symptoms to identify and provide rapid treatment to patients. The Korean Triage and Acuity Scale (KTAS) is used as a...
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Organoid as a culture system for viral vaccine strains

Hong KJ, Seo SH

Organoid is an in vitro multicellular form mimicking in vivo organ. Its similarity to human organ including cellular organization, molecular expression patterns, as well as genetic signatures enables to study...
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