2026 Andreas Laupacis: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	127	2771	2585	109	104	477	90350

Overview

Andreas Laupacis is affiliated with St. Michael's Hospital in Canada and has contributed extensively to medical research, particularly in the field of medicine and its subfields. Their work spans several areas including biochemistry, hematology, critical care and intensive care medicine, pediatrics, perinatology and child health, and gastroenterology.

The researcher's main topics of focus include blood transfusion and management, trauma, hemostasis, coagulopathy, resuscitation, maternal and fetal healthcare, hemophilia treatment and research, gastrointestinal bleeding diagnosis and treatment, platelet disorders and treatments, and blood donation and transfusion practices.

They have authored multiple papers, with recent publications including:

Effects of a high-dose 24-h infusion of tranexamic acid on death and thromboembolic events in patients with acute gastrointestinal bleeding (HALT-IT), 2020, The Lancet
Effect of tranexamic acid by baseline risk of death in acute bleeding patients: a meta-analysis of individual patient-level data from 28,333 patients, 2020, British Journal of Anaesthesia
Tranexamic acid for postpartum bleeding: a systematic review and individual patient data meta-analysis of randomised controlled trials, 2024, The Lancet
Tranexamic acid for preventing postpartum haemorrhage after caesarean section, 2024, Cochrane Database of Systematic Reviews
Tranexamic acid for preventing postpartum haemorrhage after vaginal birth, 2025, Cochrane Database of Systematic Reviews

The frequency of their publications in particular venues includes notable contributions to:

The Lancet (2 publications)
Cochrane Database of Systematic Reviews (2 publications)
Gates Open Research (2 publications)
British Journal of Anaesthesia (1 publication)
BMJ Open (1 publication)

Frequent co-authors for Andreas Laupacis comprise:

Haleema Shakur-Still
Ian Roberts
Rizwana Chaudhri
Raoul Mansukhani
Mònica Arribas

Their research often intersects with topics such as blood transfusion protocols, management of bleeding and coagulopathy, and maternal health interventions. This interdisciplinary approach involves collaboration with researchers from critical care, haematology, and pediatric fields, reflecting a broad interest in clinical and translational medicine.

Best Publications

Spirit 2013 statement: Defining standard protocol items for clinical trials

An Wen Chan;Jennifer M. Tetzlaff;Douglas G. Altman;Andreas Laupacis

6308
Citations
SPIRIT 2013 explanation and elaboration: guidance for protocols of clinical trials

An Wen Chan;Jennifer M. Tetzlaff;Peter C. Gøtzsche;Douglas G. Altman

4876
Citations
Evidence-Based Medicine: A New Approach to Teaching the Practice of Medicine

Gordon Guyatt;John Cairns;David Churchill;Deborah Cook

3650
Citations
Prevalence, Age Distribution, and Gender of Patients With Atrial Fibrillation: Analysis and Implications

William M. Feinberg;Joseph L. Blackshear;Andreas Laupacis;Richard Kronmal

3206
Citations
An assessment of clinically useful measures of the consequences of treatment.

Andreas Laupacis;David L. Sackett;Robin S. Roberts

2179
Citations
How attractive does a new technology have to be to warrant adoption and utilization? Tentative guidelines for using clinical and economic evaluations

A Laupacis;D Feeny;A S Detsky;P X Tugwell

2041
Citations
Rates of Hyperkalemia after Publication of the Randomized Aldactone Evaluation Study

David N. Juurlink;Muhammad M. Mamdani;Douglas S. Lee;Alexander Kopp

2003
Citations
The Canadian CT Head Rule for patients with minor head injury.

Ian G Stiell;George A Wells;Katherine Vandemheen;Catherine Clement

1734
Citations
USERS' GUIDES TO THE MEDICAL LITERATURE. II: HOW TO USE AN ARTICLE ABOUT THERAPY OR PREVENTION A. ARE THE RESULTS OF THE STUDY VALID ?

Gordon H. Guyatt;David L. Sackett;Deborah J. Cook;Gordon Guyatt

1671
Citations
A study of the quality of life and cost-utility of renal transplantation

Andreas Laupacis;Paul Keown;Nancy Pus;Hans Krueger

1598
Citations
Canadian atrial fibrillation anticoaguiation (CAFA) study

Stuart J. Connolly;Andreas Laupacis;Michael Gent;Robin S. Roberts

1596
Citations
Vascular and upper gastrointestinal effects of non-steroidal anti-inflammatory drugs: Meta-analyses of individual participant data from randomised trials

Colin Baigent;N. Bhala;J. Emberson;A. Merhi

1535
Citations
Adjusted-dose warfarin versus low-intensity, fixed-dose warfarin plus aspirin for high-risk patients with atrial fibrillation: Stroke prevention in Atrial Fibrillation III Randomised Clinical Trial

J. L. Blackshear;V. S. Baker;F. Rubino;R. Safford

1474
Citations
The Canadian C-spine Rule for radiography in alert and stable trauma patients

Ian G. Stiell;George A. Wells;Katherine L. Vandemheen;Catherine M. Clement

1416
Citations
Atrial Fibrillation in Patients with Cryptogenic Stroke

David J. Gladstone;Melanie Spring;Paul Dorian;Val Panzov

1373
Citations
Users' Guides to the Medical Literature: VI. How to Use an Overview

Andrew D. Oxman;Deborah J. Cook;Gordon H. Guyatt;Eric Bass

1343
Citations
Clinical prediction rules. A review and suggested modifications of methodological standards.

A Laupacis;N Sekar;I G Stiell

1322
Citations
Users' Guides to the Medical Literature: II. How to Use an Article About Therapy or Prevention B. What Were the Results and Will They Help Me in Caring for My Patients?

Gordon H. Guyatt;David L. Sackett;Deborah J. Cook;Gordon Guyatt

1296
Citations
Drug-Drug Interactions Among Elderly Patients Hospitalized for Drug Toxicity

David N. Juurlink;Muhammad Mamdani;Alexander Kopp;Andreas Laupacis

1003
Citations
Oral anticoagulants vs aspirin in nonvalvular atrial fibrillation: an individual patient meta-analysis.

Carl van Walraven;Robert G. Hart;Daniel E. Singer;Andreas Laupacis

987
Citations

Frequent Co-Authors

Peter C. Austin University of Toronto

Muhammad Mamdani University of Toronto

Peter Tugwell University of Ottawa

George A. Wells University of Ottawa

Duminda N. Wijeysundera University of Toronto

Ian G. Stiell University of Ottawa

David N. Juurlink University of Toronto

David L. Sackett McMaster University

Dean Fergusson Ottawa Hospital

Ian D. Graham Ottawa Hospital

External Links

Personal website of Andreas Laupacis

If you think any of the details on this page are incorrect, let us know.

Related Online Degrees & Career Pathways

While studying Medicine in the USA is a popular path, many students are also exploring related online degrees and career pathways in healthcare. Online programs provide flexible, accredited options for advancing your education or switching careers.

For those interested in nutrition and preventative health, an online dietitian degree can open doors to roles supporting patient wellness and dietary planning. If you are considering healthcare leadership rather than direct patient care, it's essential to know how to evaluate healthcare administration degree programs. Look for proper accreditation, relevant curriculum, and strong career support.

Registered Nurses aiming to advance their qualifications can opt for an rn to bsn online no clinicals accredited program, which can provide more flexibility while maintaining academic quality. For those seeking the highest nursing credentials, consider accelerated dnp programs that can fast-track your journey to leadership in clinical practice or education.

Exploring these online pathways allows you to tailor your education to your career goals—whether in direct patient care, administration, or specialized health fields.