E H Ong

Summary

Affiliation: Singapore General Hospital
Country: Singapore

Publications

  1. ncbi Survival outcomes with the introduction of intravenous epinephrine in the management of out-of-hospital cardiac arrest
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore City, Singapore
    Ann Emerg Med 50:635-42. 2007
  2. ncbi An observational study describing the geographic-time distribution of cardiac arrests in Singapore: what is the utility of geographic information systems for planning public access defibrillation? (PADS Phase I)
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore
    Resuscitation 76:388-96. 2008
  3. ncbi Proposal for establishment of a National Sudden Cardiac Arrest registry
    E H M Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608
    Singapore Med J 52:631-3. 2011
  4. ncbi Observational study to determine factors associated with blood sample haemolysis in the emergency department
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 37:745-8. 2008
  5. ncbi An observational, prospective study comparing tibial and humeral intraosseous access using the EZ-IO
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, and Biostatistics Unit, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 169608, Singapore
    Am J Emerg Med 27:8-15. 2009
  6. ncbi Using demand analysis and system status management for predicting ED attendances and rostering
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, 169608 Singapore
    Am J Emerg Med 27:16-22. 2009
  7. ncbi An observational, prospective study to determine the ease of vascular access in adults using a novel intraosseous access device
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 38:121-4. 2009
  8. ncbi Geographic-time distribution of ambulance calls in Singapore: utility of geographic information system in ambulance deployment (CARE 3)
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 38:184-91. 2009
  9. ncbi Reducing blood sample hemolysis at a tertiary hospital emergency department
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608
    Am J Med 122:1054.e1-6. 2009
  10. ncbi Validating the ABCD(2) Score for predicting stroke risk after transient ischemic attack in the ED
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, 169608, Singapore
    Am J Emerg Med 28:44-8. 2010

Collaborators

  • Victor Yeok Kein Ong
  • V Anantharaman
  • Ling Tiah
  • Jerry Overton
  • Sang Do Shin
  • Arul Earnest
  • Kevin R Ward
  • Tommaso Pellis
  • Matthew Huei Ming Ma
  • Mark S Link
  • Si Oon Cheah
  • Gilbert Lau
  • Huck Chin Chew
  • Mary Ann Peberdy
  • J P Ornato
  • I G Stiell
  • M H Osmond
  • Marcus Eng Hock Ong
  • Marcus E H Ong
  • Swee Han Lim
  • Yiong Huak Chan
  • Benjamin Sieu Hon Leong
  • Susan Yap
  • Faith Suan Peng Ng
  • Benjamin Sieu-Hon Leong
  • Eng Hoe Tan
  • Lai Peng Tham
  • Anantharaman Venkataraman
  • Anushia Panchalingham
  • Lisa Nesbitt
  • Papia Sultana
  • Wan Ling Chung
  • Chin Siah Lim
  • P Anushia
  • Xiuyuan Yan
  • Rick Gerein
  • Hideharu Tanaka
  • Nik Hisamuddin
  • Ridvan Atilla
  • Nur Shahidah
  • Kentaro Kajino
  • Chuanyang Foo
  • Pairoj Khruekarnchana
  • Muhammad Naeem Khan
  • David John Nott
  • Paul Middleton
  • Wen Min Ng
  • Tut Fu Chiam
  • Francis C Y Lee
  • Shiang Hu Ang
  • Annitha Annathurai
  • Janice Oh
  • David Yong
  • Ahmad Shahidah
  • Kok Leong Yong
  • Wan Ping Lin
  • Masnita Rahmat
  • Elaine Ching Ching Tan
  • Zain Almuthar
  • Adeline Su Yin Ngo
  • Khoy Kheng Ho
  • Faith S P Ng
  • Derek Andresen
  • Seoh Kwee Koh
  • Tiong Peng Tan
  • David K L Yong
  • Adeline S Y Ngo
  • Ramesh Wijaya
  • Jen Jen Oh
  • Zhiping Lin
  • Ding Yu Fei
  • Josephine Teo
  • Pauline Hwee Yen Ang
  • S Saroja
  • Pavitra Padmanabhan
  • My-Linh Tran
  • My Linh Tran
  • Jeanette Sng Ee Mei
  • Kheng Siang Ng
  • Steven Hoon Chin Lim
  • Peter George Manning
  • Scott Hickey
  • Al M Best
  • Caesar S Ines
  • Barry McLellan
  • Starla Campbell
  • Harinder S Dhindsa
  • James Jaffey
  • Dean C Williams
  • Robert G Powell

Detail Information

Publications31

  1. ncbi Survival outcomes with the introduction of intravenous epinephrine in the management of out-of-hospital cardiac arrest
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore City, Singapore
    Ann Emerg Med 50:635-42. 2007
    ..We seek to assess the effect of introducing intravenous epinephrine on the survival outcomes of out-of-hospital cardiac arrest patients in an emergency medical services (EMS) system that previously did not use intravenous medications...
  2. ncbi An observational study describing the geographic-time distribution of cardiac arrests in Singapore: what is the utility of geographic information systems for planning public access defibrillation? (PADS Phase I)
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore
    Resuscitation 76:388-96. 2008
    ..Public access defibrillation (PAD) has shown potential to increase cardiac arrest survival rates...
  3. ncbi Proposal for establishment of a National Sudden Cardiac Arrest registry
    E H M Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608
    Singapore Med J 52:631-3. 2011
    ..It would also aid in planning for deployment of resources, interventions and ongoing efforts to improve Singapore's EMS...
  4. ncbi Observational study to determine factors associated with blood sample haemolysis in the emergency department
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 37:745-8. 2008
    ..It leads to inaccurate blood results and has cost implications as blood samples very often have to be retaken. The purpose of our study was to determine which factors in blood sampling were associated with higher rates of haemolysis...
  5. ncbi An observational, prospective study comparing tibial and humeral intraosseous access using the EZ-IO
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, and Biostatistics Unit, Yong Loo Lin School of Medicine, National University of Singapore, Singapore 169608, Singapore
    Am J Emerg Med 27:8-15. 2009
    ..Intraosseous (IO) access is an alternative to conventional intravenous access. The proximal tibia and proximal humerus have been proposed as suitable sites for IO access...
  6. ncbi Using demand analysis and system status management for predicting ED attendances and rostering
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, 169608 Singapore
    Am J Emerg Med 27:16-22. 2009
    ..It has been observed that emergency department (ED) attendances are not random events but rather have definite time patterns and trends that can be observed historically...
  7. ncbi An observational, prospective study to determine the ease of vascular access in adults using a novel intraosseous access device
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 38:121-4. 2009
    ..Intraosseous access is an alternative to conventional intravenous access when access is difficult or impossible in the adult population. The EZ-IO is a novel intraosseous access device designed for use in adults, utilising a powered driver...
  8. ncbi Geographic-time distribution of ambulance calls in Singapore: utility of geographic information system in ambulance deployment (CARE 3)
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 38:184-91. 2009
    ..This will facilitate a Systems Status Plan for the deployment of ambulances based on the most cost effective deployment strategy...
  9. ncbi Reducing blood sample hemolysis at a tertiary hospital emergency department
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608
    Am J Med 122:1054.e1-6. 2009
    ..To determine the causes for sample hemolysis and measure the effect of an intervention to reduce sample hemolysis in the Emergency Department of a large hospital...
  10. ncbi Validating the ABCD(2) Score for predicting stroke risk after transient ischemic attack in the ED
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, 169608, Singapore
    Am J Emerg Med 28:44-8. 2010
    ....
  11. ncbi Cardiopulmonary resuscitation interruptions with use of a load-distributing band device during emergency department cardiac arrest
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore
    Ann Emerg Med 56:233-41. 2010
    ..Our primary aim is to measure no-flow time and no-flow ratio before and after an emergency department (ED) switched from manual to a load-distributing band mechanical cardiopulmonary resuscitation (CPR) device...
  12. ncbi Reducing ambulance response times using geospatial-time analysis of ambulance deployment
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Acad Emerg Med 17:951-7. 2010
    ..This study aimed to determine if a deployment strategy based on geospatial-time analysis is able to reduce ambulance response times for out-of-hospital cardiac arrests (OOHCA) in an urban emergency medical services (EMS) system...
  13. ncbi Spatial variation and geographic-demographic determinants of out-of-hospital cardiac arrests in the city-state of Singapore
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Emerg Med 58:343-51. 2011
    ....
  14. ncbi The use of antiarrhythmic drugs for adult cardiac arrest: a systematic review
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 82:665-70. 2011
    ..However, data supporting their use is limited and is the focus of this comprehensive review...
  15. ncbi Pan-Asian Resuscitation Outcomes Study (PAROS): rationale, methodology, and implementation
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Acad Emerg Med 18:890-7. 2011
    ..The model can be applied across similar resource-limited settings...
  16. ncbi Improving the quality of CPR in the community
    E H M Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608
    Singapore Med J 52:586-91. 2011
    ....
  17. ncbi An observational, prospective study exploring the use of heart rate variability as a predictor of clinical outcomes in pre-hospital ambulance patients
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Resuscitation 78:289-97. 2008
    ..We also implemented an automated pre-analysis signal processing algorithm and multiple principal component analysis (PCA) for outcomes...
  18. ncbi Comparison of chest compression only and standard cardiopulmonary resuscitation for out-of-hospital cardiac arrest in Singapore
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 78:119-26. 2008
    ..We aim to compare the outcomes of cardiac arrest patients in the cardiac arrest and resuscitation epidemiology study who either received CC-CPR, standard CPR or no bystander CPR...
  19. ncbi Hair apposition technique for scalp laceration repair: a randomized controlled trial comparing physicians and nurses (HAT 2 study)
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore 169608, Singapore
    Am J Emerg Med 26:433-8. 2008
    ..We aimed to compare the effectiveness, complications, and benefits of HAT performed by nurses or doctors in a randomized, prospective trial...
  20. ncbi Comparison of termination-of-resuscitation guidelines for out-of-hospital cardiac arrest in Singapore EMS
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 75:244-51. 2007
    ..Termination of resuscitation (TOR) in the field for out-of-hospital cardiac arrest (OHCA) can reduce unnecessary transport to hospital and increase availability of resources for other patients...
  21. ncbi Comparing attitudes of the public and medical staff towards witnessed resuscitation in an Asian population
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 73:103-8. 2007
    ..To compare the attitudes of the public attending at a local Emergency Department and the medical staff towards witnessed resuscitation...
  22. ncbi Comparing pre-hospital clinical diagnosis of pediatric out-of-hospital cardiac arrest with etiology by coroner's diagnosis
    Marcus E H Ong
    Department of Emergency Medicine, University of Ottawa, Canada
    Resuscitation 72:26-34. 2007
    ..We aimed to compare the etiology of pediatric OHCA by pre-hospital clinical diagnosis with etiology by coroner's diagnosis and autopsy...
  23. ncbi Cost-effectiveness of hair apposition technique compared with standard suturing in scalp lacerations
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Emerg Med 46:237-42. 2005
    ..We found the hair apposition technique to be a better technique for closing suitable scalp lacerations. In this study, we aim to compare the cost-effectiveness of the hair apposition technique and standard suturing...
  24. ncbi Resuscitation of out-of-hospital cardiac arrest by Asian primary health-care physicians
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 65:191-5. 2005
    ..To assess the experience, knowledge and attitudes of local primary health-care doctors towards resuscitation in out-of-hospital cardiac arrest...
  25. ncbi Etiology of pediatric out-of-hospital cardiac arrest by coroner's diagnosis
    Marcus E H Ong
    Department of Emergency Medicine, University of Ottawa, Canada
    Resuscitation 68:335-42. 2006
    ..To determine etiology of pediatric OHCA in a population-based sample from autopsy and coroner's diagnosis...
  26. ncbi Comparison of termination-of-resuscitation guidelines for basic life support: defibrillator providers in out-of-hospital cardiac arrest
    Marcus E H Ong
    Department of Emergency Medicine, University of Ottawa, Ottawa, Ontario, Canada
    Ann Emerg Med 47:337-43. 2006
    ..We compare the performance of 3 termination-of-resuscitation guidelines for basic life support-defibrillator (BLS) providers when applied to cardiac arrest patients in the Ontario Prehospital Advanced Life Support study...
  27. ncbi Asian medical staff attitudes towards witnessed resuscitation
    Marcus E H Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 60:45-50. 2004
    ..To assess and compare local Emergency Department medical and nursing staff attitudes towards witnessed resuscitation...
  28. ncbi Out-of-hospital cardiac arrests occurring in primary health care facilities in Singapore
    Marcus Eng Hock Ong
    Department of Emergency Medicine, Singapore General Hospital, Outram Road, Singapore 169608, Singapore
    Resuscitation 74:38-43. 2007
    ..To study out-of-hospital cardiac arrests (OHCA) occurring in primary healthcare facilities (HCF) in Singapore and to compare these with arrests occurring in the community...
  29. ncbi Spontaneous pneumothorax outcome study (SPOT phase I): a 2-year review
    Marcus Eng Hock Ong
    Departments of Emergency Medicine, Singapore General Hospital, Singapore
    Eur J Emerg Med 11:89-94. 2004
    ..We aim to describe the incidence of spontaneous pneumothorax presenting to the Emergency Department, the treatment given and the outcomes of treatment...
  30. ncbi An eight year review of exercise-related cardiac arrests
    Si Oon Cheah
    Department of Emergency Medicine, Singapore General Hospital, Singapore
    Ann Acad Med Singapore 39:542-6. 2010
    ..This study aims to identify the characteristics of exercise-related cardiac arrest in the study population and estimate the overall survival rate...
  31. ncbi Use of an automated, load-distributing band chest compression device for out-of-hospital cardiac arrest resuscitation
    Marcus Eng Hock Ong
    Department of Epidemiology and Community Health, Virginia Commonwealth University, Richmond, USA
    JAMA 295:2629-37. 2006
    ..CONCLUSION: Compared with resuscitation using manual CPR, a resuscitation strategy using LDB-CPR on EMS ambulances is associated with improved survival to hospital discharge in adults with out-of-hospital nontraumatic cardiac arrest...