Author: Christian Vaillancourt

Author

  • Christian Vaillancourt

    Senior Scientist, Clinical Epidemiology Program
    Ottawa Hospital Research Institute
    Full Professor, Emergency Medicine
    University of Ottawa
    Research Chair in Emergency Cardiac Resuscitation, Emergency Medicine
    University of Ottawa
    Associate Medical Director, Regional Paramedic Program for Eastern Ontario

    Research Interests:
    Dr. Vaillancourt's current research program focuses on pre-hospital care, specifically improving care and survival for cardiac arrest and trauma victims.

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Tenecteplase
Featured, Journal Club, Neurology

A Randomized Trial of Tenecteplase in Acute Central Retinal Artery Occlusion

by Benjamin Viner, Christian Vaillancourt 0 comments on A Randomized Trial of Tenecteplase in Acute Central Retinal Artery Occlusion
A Randomized Trial of Tenecteplase in Acute Central Retinal Artery Occlusion Ryan SJ, et al. N Engl J Med. 2026 Jan 29;394(5):442-450. doi: 10.1056/NEJMoa2508515.... Read more.
age adjusted d-dimer
Featured, Journal Club

Age-Adjusted D-Dimer Cutoff Levels to Rule Out Deep Vein Thrombosis

by Isaac Kim, Christian Vaillancourt 0 comments on Age-Adjusted D-Dimer Cutoff Levels to Rule Out Deep Vein Thrombosis
Age-Adjusted D-Dimer Cutoff Levels to Rule Out Deep Vein Thrombosis. Le Gal G, et al. JAMA. 2026 Feb 3;335(5):416-424. doi: 10.1001/jama.2025.21561. Editorial: ... Read more.
hip fractures
Anesthesiology, Journal Club, Ultrasound

Ultrasound-Guided Regional Anesthesia by Emergency Physicians for Hip Fractures and Delirium: A Randomized Clinical Trial

by Gabrielle Ouellette, Christian Vaillancourt 0 comments on Ultrasound-Guided Regional Anesthesia by Emergency Physicians for Hip Fractures and Delirium: A Randomized Clinical Trial
Ultrasound-Guided Regional Anesthesia by Emergency Physicians for Hip Fractures and Delirium: A Randomized Clinical Trial Lee JS, et al. JAMA Netw Open. 2025 Dec... Read more.
EVERDAC
Critical Care, Journal Club, Resuscitation

Deferring Arterial Catheterization in Critically Ill Patients with Shock

by Madison Van Dusen, Christian Vaillancourt 0 comments on Deferring Arterial Catheterization in Critically Ill Patients with Shock
Deferring Arterial Catheterization in Critically Ill Patients with Shock Muller G, et al. Deferring Arterial Catheterization in Critically Ill Patients with Shock.... Read more.
Ringers
Critical Care, Featured, Journal Club

Journal Club: A Crossover Trial of Hospital-Wide Lactated Ringer’s Solution vs Normal Saline

by Lucy Karp, Christian Vaillancourt 0 comments on Journal Club: A Crossover Trial of Hospital-Wide Lactated Ringer’s Solution vs Normal Saline
A Crossover Trial of Hospital-Wide Lactated Ringer’s Solution versus Normal Saline McIntyre L, et al. Canadian Critical Care Trials Group. A Crossover Trial... Read more.
Vernakalant
Featured, Journal Club

Vernakalant versus procainamide for rapid cardioversion of patients with acute atrial fibrillation (RAFF4): randomised clinical trial

by Anchaleena Mandal, Christian Vaillancourt 0 comments on Vernakalant versus procainamide for rapid cardioversion of patients with acute atrial fibrillation (RAFF4): randomised clinical trial
Methodology Score: 4.5/5 Usefulness Score: 4/5 Stiell IG, et al. BMJ. 2025 Nov 11;391:e085632. doi: 10.1136/bmj-2025-085632. Question and Methods: This is a multi-center,... Read more.
Blood Bag
Featured, Journal Club, Neurosurgery, Trauma

Restrictive vs Liberal Transfusion Strategy in Patients With Acute Brain Injury: The TRAIN Randomized Clinical Trial

by Alie Wudwud, Hans Rosenberg, Christian Vaillancourt 0 comments on Restrictive vs Liberal Transfusion Strategy in Patients With Acute Brain Injury: The TRAIN Randomized Clinical Trial
Methodology: 3.5/5 Usefulness: 4/5 Taccone FS, et al. JAMA. 2024 Nov 19;332(19):1623-1633. Question and Methods: This multicenter, randomized trial aimed to determine... Read more.
non-invasive ventilation
Airway, Anesthesiology, Critical Care, Full Article, Journal Club

Noninvasive Ventilation for Preoxygenation during Emergency Intubation

by Naman Arora, Hans Rosenberg, Christian Vaillancourt 0 comments on Noninvasive Ventilation for Preoxygenation during Emergency Intubation
Methodology: 4/5 Usefulness: 3.5/5 Gibbs KW, et al. N Engl J Med. 2024 Jun 20;390(23):2165-2177.  Question and Methods: The PREOXI trial aimed to determine whether... Read more.
pediatric trauma
Journal Club, Pediatric Care, Pediatrics, Trauma

PECARN prediction rules for CT imaging of children presenting to the emergency department with blunt abdominal or minor head trauma: a multicentre prospective validation study

by Gabrielle Hibbert, Hans Rosenberg, Christian Vaillancourt 0 comments on PECARN prediction rules for CT imaging of children presenting to the emergency department with blunt abdominal or minor head trauma: a multicentre prospective validation study
Methodology: 3/5 Usefulness: 3/5 Holmes JF, et al. Lancet Child Adolesc Health. 2024 May;8(5):339-347.  Question and Methods: This prospective multicenter cohort... Read more.
intraosseous
cardiac arrest, Cardiology, Critical Care, Journal Club, Resuscitation

Intraosseous or Intravenous Vascular Access for Out-of-Hospital Cardiac Arrest

by Rebecca Seliga, Hans Rosenberg, Christian Vaillancourt 0 comments on Intraosseous or Intravenous Vascular Access for Out-of-Hospital Cardiac Arrest
Methodology: 4/5 Usefulness: 4/5 Vallentin MF, et al. N Engl J Med. 2024 Oct 31. doi: 10.1056/NEJMoa2407616.  Editorial: The Way to a Patient’s Heart –... Read more.