Implementing a risk score for patients with syncope in emergency departments
Official title: Multi-Centre Cluster-Randomized Implementation of Canadian Syncope Risk Score Based Practice Recommendations for Emergency Department Syncope Management
Run by Ottawa Hospital Research Institute · NCT04972071 · Data updated 2026-11-12
This study is testing a new scoring system in emergency departments to help doctors make better decisions for patients who faint, aiming to reduce unnecessary hospital stays.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 14400 (estimated) |
| Sponsor | Ottawa Hospital Research Institute Academic / other |
| Locations | 15 sites (Calgary, Alberta and 14 other locations) |
| Status | Recruiting |
| Started | September 18, 2023 |
| Main results expected | March 1, 2026 |
| Study ends | March 1, 2026 |
| Registry record updated | March 27, 2025 |
| Trial ID | NCT04972071 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are adults over 18 years old who present to the emergency department within 24 hours of experiencing syncope.
✕Probably not a fit
Patients who do not meet the criteria for syncope or have conditions such as prolonged loss of consciousness or seizures may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial aims to implement the Canadian Syncope Risk Score (CSRS) in emergency departments across Canada to improve decision-making for patients presenting with syncope. The study will involve a stepped-wedge cluster randomized trial design, where 16 emergency department clusters will sequentially transition from usual care to the CSRS-based intervention over a total duration of 16 months. The primary focus is to assess the impact of this implementation on health resource utilization and patient outcomes, particularly in reducing unnecessary hospitalizations. The trial will also evaluate the effectiveness of knowledge translation strategies in enhancing the adoption of the CSRS recommendations in clinical practice.
Why it matters
Potential benefit: If successful, this approach could significantly reduce unnecessary hospitalizations for patients with syncope while ensuring that high-risk patients receive appropriate care.
How similar studies have gone: Previous studies have shown promise in implementing risk stratification tools in emergency settings, suggesting that this approach could be effective.
Who can join: the full rules
Show full inclusion / exclusion criteria
Physicians: Inclusion criteria: * ED physicians involved in ED syncope care * Non-ED physicians involved in ED syncope care * Physician's delegates involved in ED syncope care Exclusion criteria: * ED physicians not involved in ED syncope care * Non-ED physicians not involved in ED syncope care * Physician's delegates not involved in ED syncope care Patients: Inclusion criteria: * Patients who are adults (aged \> 18 years) * Patients who present to the ED within 24 hours of syncope. Exclusion criteria: * Patients who do not fulfill the definition of syncope, namely those with a prolonged loss of consciousness (i.e., \> 5 minutes), Glasgow Coma Scale \< 15 in patients without dementia (or a change in the mental status from baseline in those with dementia); * Patients with witnessed obvious seizure, or head trauma preceding the loss of consciousness; and those who are unable to provide proper details (e.g., alcohol intoxication or other substance use). * Patients who had a serious underlying for the syncope identified during the index ED evaluation and those who were consulted to an inpatient service or hospitalized for reasons other than syncope workup (e.g., social reasons such as inability to cope at home, pain due to the fall, significant trauma).
Where it's running
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Foothills Medical Centre
Calgary, Alberta, Canada Recruiting -
St. Boniface Hospital
Winnipeg, Manitoba, Canada Recruiting -
Health Sicence North
Greater Sudbury, Ontario, Canada Recruiting -
Hawkesbury and District General Hospital
Hawkesbury, Ontario, Canada Recruiting -
London Health Sciences Centre
London, Ontario, Canada Recruiting -
North Bay Regional Health Centre
North Bay, Ontario, Canada Recruiting
Show 9 more locations
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Thunder Bay Regional Health Sicences Centre
Thunder Bay, Ontario, Canada Recruiting -
University Health Network
Toronto, Ontario, Canada Recruiting -
Niagara Health
Welland, Ontario, Canada Recruiting -
Winchester District Memorial Hospital
Winchester, Ontario, Canada Recruiting -
Jewish General Hospital
Montreal, Quebec, Canada Recruiting -
Royal Victoria Hospital & Montreal General Hospital
Montreal, Quebec, Canada Recruiting -
Centre hospitalier de l'Université Laval
Québec, Quebec, Canada Recruiting -
Hotel Dieu Hospital of Lévis
Québec, Quebec, Canada Recruiting -
Hôpital de L'Enfant-Jésus
Québec, Quebec, Canada Recruiting
Study contacts
- Principal investigator: Venkatesh Thiruganasambandamoorthy, CCFP-EM, MSc — Ottawa Hospital Research Institute
- Study coordinator: Iris Nguyen, BSc
- Email: pnguyen@ohri.ca
- Phone: 6137985555
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24-hour observation for patients with fainting episodes
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.