Michelle Welsford - McMaster Experts

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Faculty of Health Sciences, McMaster University
Professor, Medicine, Faculty of Health Sciences

Scholarly Activity in McMaster Experts

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selected scholarly activity

chapters
- Penetrating trauma. 254-263. 2021
- Chapter 20: Trauma Systems and Mechanism of Injury 2020
- Chapter 30: Cardiac 2020
- Penetrating trauma. 228-236. 2015
- Prehospital pain management 2012
conferences
- Procedural Sedation and Analgesia in the Emergency Department and Intensive Care Unit: A Systematic Review and Network Meta-analysis. Annals of Emergency Medicine. S29-S29. 2023
- GERAS FRAILTY REHABILITATION AT HOME RANDOMIZED CONTROLLED TRIAL: VIRTUAL BUNDLED CARE FOR SENIORS WHO ARE FRAIL TO BUILD STRENGTH AND RESILIENCE DURING COVID-19. Aging - Clinical and Experimental Research. S52-S52. 2022
- Prehospital Opioid Administration to Acute Myocardial Infarction Patients: A Systematic Review. Circulation. E781-E781. 2018
- Prehospital Evaluation and Economic Analysis of DIfferent Coronary Syndrome Treatment Strategies (PREDICT)-A Prospective Cohort Study. Circulation. 2013
- 260 Environmental Scan Of Contemporary STEMI Care In Ontario. Canadian Journal of Cardiology. S188-S188. 2012
- 427 Providing a Platform for Organized Care in ST Elevation Myocardial Infarction: The LHIN-4 SMART-AMI Project in Southern Ontario Experience. Canadian Journal of Cardiology. S259-S260. 2012
- Basic Life Support Termination of Resuscitation Guideline Implementation Trial (TORIT). Circulation. S1471-S1471. 2009
- The Canadian Prehospital Evidence‐based Protocols Project: Knowledge Translation in Emergency Medical Services Care. Academic Emergency Medicine. 668-673. 2009
- Defining the Outcome Measures for Out-of-hospital Trials in Acute Pulmonary Edema. Academic Emergency Medicine. 983-988. 2002
journal articles
- Smartphone Application for Pre-Hospital ECG Transmission in STEMI Activation: Protocol for a Mixed Methods Study (Preprint). JMIR Research Protocols. 13:e55506. 2024
- Cardiac Arrest and Cardiopulmonary Resuscitation Outcome Reports: 2024 Update of the Utstein Out-of-Hospital Cardiac Arrest Registry Template. Circulation. 150:e203-e223. 2024
- Cardiac arrest and cardiopulmonary resuscitation outcome reports: 2024 update of the Utstein Out-of-Hospital Cardiac Arrest Registry template. Resuscitation. 201:110288-110288. 2024
- Emergency front-of-neck access in cardiac arrest: A scoping review. Resuscitation Plus. 18:100653-100653. 2024
- Pharmacological agents for procedural sedation and analgesia in the emergency department and intensive care unit: a systematic review and network meta-analysis of randomised trials. British Journal of Anaesthesia. 132:491-506. 2024
- Supraglottic Airway Versus Tracheal Intubation for Airway Management in Out-of-Hospital Cardiac Arrest: A Systematic Review, Meta-Analysis, and Trial Sequential Analysis of Randomized Controlled Trials. Critical Care Medicine. 52:e89-e99. 2024
- Impact of the COVID-19 pandemic on Canadian emergency medical system management of out-of-hospital cardiac arrest: A retrospective cohort study. Resuscitation. 194:110054-110054. 2024
- 70 Procedural Sedation and Analgesia in the Emergency Department and Intensive Care Unit: A Systematic Review and Network Meta-analysis. Annals of Emergency Medicine. 82:S29-S29. 2023
- Accuracy of Self-Reported COVID-19 Vaccination Status Compared With a Public Health Vaccination Registry in Québec: Observational Diagnostic Study. JMIR Public Health and Surveillance. 9:e44465-e44465. 2023
- Interventions for the symptoms and signs resulting from jellyfish stings. Clinical Respiratory Journal. 2023:CD009688. 2023
- The burden of incidental SARS-CoV-2 infections in hospitalized patients across pandemic waves in Canada. Scientific Reports. 13:6635. 2023
- Intubation practices and outcomes for patients with suspected or confirmed COVID-19: a national observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN). Canadian Journal of Emergency Medicine. 25:335-343. 2023
- Early Versus Delayed Coronary Angiography After Out-of-Hospital Cardiac Arrest Without ST-Segment Elevation—A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Critical Care Explorations. 5:e0874-e0874. 2023
- 2022 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Pediatric Life Support; Neonatal Life Support; Education, Implementation, and Teams; and First Aid Task Forces. Pediatrics. 151:e2022060463. 2023
- Demographic characteristics, outcomes and experience of patients using virtual urgent care services from 14 emergency department led sites in Ontario. Canadian Journal of Emergency Medicine. 25:65-73. 2023
- 2022 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Pediatric Life Support; Neonatal Life Support; Education, Implementation, and Teams; and First Aid Task Forces. Circulation. 146:e483-e557. 2022
- 2022 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Pediatric Life Support; Neonatal Life Support; Education, Implementation, and Teams; and First Aid Task Forces. Circulation. 181:208-288. 2022
- Derivation and validation of a clinical decision rule to risk‐stratify COVID‐19 patients discharged from the emergency department: The CCEDRRN COVID discharge score. Journal of the American College of Emergency Physicians Open. 3:e12868. 2022
- Correction to: Treatments, resource utilization, and outcomes of COVID-19 patients presenting to emergency departments across pandemic waves: an observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN). Canadian Journal of Emergency Medicine. 24:461-462. 2022
- Treatments, resource utilization, and outcomes of COVID-19 patients presenting to emergency departments across pandemic waves: an observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN). Canadian Journal of Emergency Medicine. 24:397-407. 2022
- Approche pratique à la prescription des antiplaquettaires chez les patients atteints de syndromes coronariens. CANADIAN MEDICAL ASSOCIATION JOURNAL. 194:E620-E631. 2022
- 2021 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Neonatal Life Support; Education, Implementation, and Teams; First Aid Task Forces; and the COVID-19 Working Group. Circulation. 145:e645-e721. 2022
- Diagnostic test accuracy of point-of-care ultrasound during cardiopulmonary resuscitation to indicate the etiology of cardiac arrest: A systematic review. Resuscitation. 172:54-63. 2022
- A practical approach to prescribing antiplatelet therapy in patients with acute coronary syndromes. CANADIAN MEDICAL ASSOCIATION JOURNAL. 194:E205-E215. 2022
- The CCEDRRN COVID-19 Mortality Score to predict death among nonpalliative patients with COVID-19 presenting to emergency departments: a derivation and validation study. CMAJ open. 10:E90-E99. 2022
- 2021 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations. Resuscitation. 169:229-311. 2021
- 2021 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Neonatal Life Support; Education, Implementation, and Teams; First Aid Task Forces; and the COVID-19 Working Group.. Resuscitation. 169:229-311. 2021
- CCEDRRN COVID-19 Infection Score (CCIS): development and validation in a Canadian cohort of a clinical risk score to predict SARS-CoV-2 infection in patients presenting to the emergency department with suspected COVID-19. BMJ Open. 11:e055832-e055832. 2021
- A systematic review and meta-analysis of the effect of routine early angiography in patients with return of spontaneous circulation after Out-of-Hospital Cardiac Arrest. Resuscitation. 163:28-48. 2021
- Diagnostic Potential of Coagulation-Related Biomarkers for Sepsis in the Emergency Department: Protocol for a Pilot Observational Cohort Study. Critical Care Explorations. 3:e0414-e0414. 2021
- Toward an all-inclusive trauma system in Central South Ontario: development of the Trauma- System Performance Improvement and Knowledge Exchange (T-SPIKE) project. Canadian Journal of Surgery. 64:E162-E172. 2021
- Development of the Canadian COVID-19 Emergency Department Rapid Response Network population-based registry: a methodology study. CMAJ open. 9:E261-E270. 2021
- Adult Advanced Life Support: 2020 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science with Treatment Recommendations. Resuscitation. 156:A80-A119. 2020
- Early Observations During the COVID-19 Pandemic in Cardiac Catheterization Procedures for ST-Elevation Myocardial Infarction Across Ontario. CJC OPEN. 2:678-683. 2020
- Evidence Evaluation Process and Management of Potential Conflicts of Interest. Resuscitation. 156:A23-A34. 2020
- Adult Advanced Life Support: 2020 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations. Circulation. 142:S92-S139. 2020
- Evidence Evaluation Process and Management of Potential Conflicts of Interest: 2020 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations. Circulation. 142:S28-S40. 2020
- Adult Advanced Life Support: International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations.. Resuscitation. S0300-9572(20)30460-3. 2020
- Evidence Evaluation Process and Management of Potential Conflicts of Interest: International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations.. Resuscitation. S0300-9572(20)30459-7. 2020
- CAEP Position Statement – Hospital disaster preparedness. Canadian Journal of Emergency Medicine. 22:471-474. 2020
- Oxygenation and ventilation targets after cardiac arrest: A systematic review and meta-analysis. Resuscitation. 152:107-115. 2020
- Prognostication with point-of-care echocardiography during cardiac arrest: A systematic review. Resuscitation. 152:56-68. 2020
- P008: Care of palliative patients by paramedics in the 911 system. Canadian Journal of Emergency Medicine. 22:S67-S67. 2020
- P036: Sensitivity and false negatives in the use of a prehospital sepsis alert. Canadian Journal of Emergency Medicine. 22:S77-S77. 2020
- 2019 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations: Summary From the Basic Life Support; Advanced Life Support; Pediatric Life Support; Neonatal Life Support; Education, Implementation, and Teams; and First Aid Task Forces. Resuscitation. 140:e826-e880. 2019
- 2019 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations. Resuscitation. 145:95-150. 2019
- Cardiac Arrest and Cardiopulmonary Resuscitation Outcome Reports: Update of the Utstein Resuscitation Registry Template for In-Hospital Cardiac Arrest. Circulation. 144:166-177. 2019
- Cardiac Arrest and Cardiopulmonary Resuscitation Outcome Reports: Update of the Utstein Resuscitation Registry Template for In-Hospital Cardiac Arrest: A Consensus Report From a Task Force of the International Liaison Committee on Resuscitation (American Heart Association, European Resuscitation Council, Australian and New Zealand Council on Resuscitation, Heart and Stroke Foundation of Canada, InterAmerican Heart Foundation, Resuscitation Council of Southern Africa, Resuscitation Council of Asia). Circulation. 140:e746-e757. 2019
- Implementation of Chest Compression Feedback Technology to Improve the Quality of Cardiopulmonary Resuscitation in the Emergency Department: A Quality Initiative Test-of-change Study. Cureus. 11:e5523. 2019
- Advanced airway management during adult cardiac arrest: A systematic review. Resuscitation. 139:133-143. 2019
- Paediatric targeted temperature management post cardiac arrest: A systematic review and meta-analysis. Resuscitation. 139:65-75. 2019
- Vasopressors during adult cardiac arrest: A systematic review and meta-analysis. Resuscitation. 139:106-121. 2019
- #Epi: There is no place for the use of intravenous epinephrine as a standard component of cardiac arrest resuscitation care. Canadian Journal of Emergency Medicine. 21:324-329. 2019
- MP49: Prehospital oxygen administration to suspected acute myocardial infarction patients: a systematic review and meta-analysis. Canadian Journal of Emergency Medicine. 21:S60-S60. 2019
- MP52: Prehospital opioid administration to acute myocardial infarction patients: a systematic review. Canadian Journal of Emergency Medicine. 21:S61-S61. 2019
- 2019 Canadian Cardiovascular Society/Canadian Association of Interventional Cardiology Guidelines on the Acute Management of ST-Elevation Myocardial Infarction: Focused Update on Regionalization and Reperfusion. Canadian Journal of Cardiology. 35:107-132. 2019
- Management of out-of-hospital cardiac arrest with laryngeal tube improved survival vs endotracheal intubation. ACP journal club. 170:JC4-JC4. 2019
- Initial Oxygen Use for Preterm Newborn Resuscitation: A Systematic Review With Meta-analysis. Pediatrics. 143:e20181828. 2019
- Room Air for Initiating Term Newborn Resuscitation: A Systematic Review With Meta-analysis. Pediatrics. 143:e20181825. 2019
- 2018 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations Summary. Circulation. 138:e714-e730. 2018
- 2018 International Consensus on Cardiopulmonary Resuscitation and Emergency Cardiovascular Care Science With Treatment Recommendations Summary. Resuscitation. 133:194-206. 2018
- ILCOR Scientific Knowledge Gaps and Clinical Research Priorities for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care: A Consensus Statement. Resuscitation. 127:132-146. 2018
- ILCOR Scientific Knowledge Gaps and Clinical Research Priorities for Cardiopulmonary Resuscitation and Emergency Cardiovascular Care: A Consensus Statement. Circulation. 137:e802-e819. 2018
- MP02: Paramedic recognition of paroxysmal supraventricular tachycardia. Canadian Journal of Emergency Medicine. 20:S40-S41. 2018
- P058: Paramedic recognition and management of anaphylaxis in the prehospital setting. Canadian Journal of Emergency Medicine. 20:S77-S77. 2018
- Barriers to the use of emergency medical services for ST‐elevation myocardial infarction: Determining why many patients opt for self‐transport. Journal of Evaluation in Clinical Practice. 24:375-379. 2018
- Does Early Coronary Angiography Improve Survival After out-of-Hospital Cardiac Arrest? A Systematic Review With Meta-Analysis. Canadian Journal of Cardiology. 34:180-194. 2018
- Emergent coronary angiography post arrest–Do observational studies provide enough evidence for strong recommendations?. Resuscitation. 123:A5-A6. 2018
- P007: A comparative analysis of qSOFA, SIRS and Early Warning Scores Criteria to identify sepsis in the prehospital setting. Canadian Journal of Emergency Medicine. 19:S79-S80. 2017
- Clinical Performance Feedback to Paramedics: What They Receive and What They Need. AEM Education and Training. 1:87-97. 2017
- Online training improves paramedics’ knowledge of autonomic dysreflexia management guidelines. Spinal Cord. 55:216-222. 2017
- Amiodarone, Lidocaine, or Placebo in Out-of-Hospital Cardiac Arrest. New England Journal of Medicine. 374:1711-1722. 2016
- A Geospatial Analysis of Severe Firearm Injuries Compared to Other Injury Mechanisms: Event Characteristics, Location, Timing, and Outcomes. Academic Emergency Medicine. 23:554-565. 2016
- P092: Clinical performance feedback to paramedics: what they receive and what they need. Canadian Journal of Emergency Medicine. 18:S109-S109. 2016
- What is new in the 2015 American Heart Association guidelines, what is recycled from 2010, and what is relevant for emergency medicine in Canada. Canadian Journal of Emergency Medicine. 18:223-229. 2016
- Reply to ‘Concerns about 2015 ERC Guidelines on pre-hospital use of ADP-receptor antagonists in patients with STEMI (ACS 335)’. Resuscitation. 101:e13-e14. 2016
- Inappropriate Ambulance Use: A Qualitative Study of Paramedics’ Views. Healthcare Policy. 11:67-79. 2016
- Collaboration, not stagnation, defines Ontario EMS. Canadian Journal of Emergency Medicine. 18:74-75. 2016
- Paramedic Perceptions of Barriers to Prehospital Oral Analgesia Administration. Australasian Journal of Paramedicine. 13:1-9. 2016
- Trial of Continuous or Interrupted Chest Compressions during CPR. New England Journal of Medicine. 373:2203-2214. 2015
- Part 4: Systems of Care and Continuous Quality Improvement. Circulation. 132:S397-S413. 2015
- Part 9: Acute Coronary Syndromes. Circulation. 132:S483-S500. 2015
- Part 1: Executive Summary. Circulation. 132:S2-39. 2015
- Part 5: Acute Coronary Syndromes. Circulation. 132:S146-S176. 2015
- Part 1: Executive summary. Resuscitation. 95:e1-e31. 2015
- Part 5: Acute coronary syndromes. Resuscitation. 95:e121-e146. 2015
- Emergency Physician Satisfaction and Accuracy of Paramedic Handover Information: A pilot study. The Winnower. 2015
- Applying Hospital Evidence to Paramedicine: Issues of Indirectness, Validity and Knowledge Translation. Canadian Journal of Emergency Medicine. 17:281-285. 2015
- Introducing the CJEM emergency medical services (EMS) series. Canadian Journal of Emergency Medicine. 17:279-280. 2015
- Providing optimal regional care for ST-segment elevation myocardial infarction: a prospective cohort study of patients in the Hamilton Niagara Haldimand Brant Local Health Integration Network. CMAJ open. 3:E1-E7. 2015
- Systematic Review and Meta-analysis of the Benefits of Out-of-Hospital 12-Lead ECG and Advance Notification in ST-Segment Elevation Myocardial Infarction Patients. Annals of Emergency Medicine. 64:176-186.e9. 2014
- Resuscitation Outcomes Consortium–Amiodarone, Lidocaine or Placebo Study (ROC-ALPS): Rationale and methodology behind an out-of-hospital cardiac arrest antiarrhythmic drug trial. American Heart Journal. 167:653-659.e4. 2014
- Implementation trial of the basic life support termination of resuscitation rule: Reducing the transport of futile out-of-hospital cardiac arrests. Resuscitation. 85:486-491. 2014
- Socioeconomic status and incidence of sudden cardiac arrest. CANADIAN MEDICAL ASSOCIATION JOURNAL. 183:1705-1712. 2011
- Out-of-hospital Hypertonic Resuscitation After Traumatic Hypovolemic Shock. Annals of Surgery. 253:431-441. 2011
- Part 9: Acute Coronary Syndromes. Circulation. 122:S422-S465. 2010
- Out-of-Hospital Hypertonic Resuscitation Following Severe Traumatic Brain Injury. Journal of the American Medical Association (JAMA). 304:1455-1455. 2010
- Part 9: Acute coronary syndromes. Resuscitation. 81:e175-e212. 2010
- Canadian Operational and Emotional Prehospital Readiness for a Tactical Violence Event. Prehospital and Disaster Medicine. 25:164-169. 2010
- Emergency Medical Services Intervals and Survival in Trauma: Assessment of the “Golden Hour” in a North American Prospective Cohort. Annals of Emergency Medicine. 55:235-246.e4. 2010
- A Critical Assessment of the Out-of-Hospital Trauma Triage Guidelines for Physiologic Abnormality. Journal of Trauma and Acute Care Surgery. 68:452-462. 2010
- Improving the Timeliness of Care for Patients with Acute ST-Elevation Myocardial Infarction: Implications of "Self-Transport" versus Use of EMS. Healthcare Quarterly. 13:105-109. 2010
- Sensitive cardiac troponin assays were more accurate than a standard troponin assay for early diagnosis of AMI. ACP journal club. 151:JC6-JC6. 2009
- Prehospital triage and direct transport of patients with ST-elevation myocardial infarction to primary percutaneous coronary intervention centres: a systematic review and meta-analysis. Canadian Journal of Emergency Medicine. 11:481-492. 2009
- Chemical, biological, radiological and nuclear preparedness training for emergency medical services providers. Canadian Journal of Emergency Medicine. 11:337-342. 2009
- Canadian Prehospital Readiness for a Tactical Violence Event. Prehospital and Disaster Medicine. 24:s132-s132. 2009
- Chemical, Biological, Radiological, and Nuclear Preparedness Training for Prehospital Providers. Prehospital and Disaster Medicine. 24:s156-s157. 2009
- The Availability and Use of Out-of-Hospital Physiologic Information to Identify High-Risk Injured Children in a Multisite, Population-Based Cohort. Prehospital Emergency Care. 13:420-431. 2009
- An early invasive strategy was not better than a selectively invasive strategy for acute coronary syndromes. ACP journal club. 144:30-30. 2006
- Regression Analysis of Percutaneous Coronary Intervention Treatment-Related Time Delay. American Journal of Cardiology. 96:322-322. 2005
- Defining the Outcome Measures for Out‐of‐hospital Trials in Acute Pulmonary Edema. Academic Emergency Medicine. 9:983-988. 2002
- P ARAMEDIC C ARE : P RINCIPLES AND P RACTICE , V OLUME 3: M EDICAL E MERGENCIES , F IRST E DITION. Prehospital Emergency Care. 5:411-412. 2001
preprints