Warfarin Versus Aspirin in Reduced Cardiac Ejection Fraction (WARCEF) Trial
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Seamus Thompson, PhD
Statistical PI: Clinical Professor of Biostatistics and Neurology
Principal Investigator - Shunichi Homma, M.D.
Principal Cardiologist, Associate Chief, Division of Cardiology, and Director, Echocardiography Laboratories Professor of Medicine
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
64 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Center for Neurologic Research
Lethbridge, Alberta, Canada
- St. Boniface General Hospital
Winnipeg, Manitoba, Canada
- Saint John Regional Hospital
Saint John, New Brunswick, Canada
- Qe Ii Health Sciences Centre
Halifax, Nova Scotia, Canada
- London Health Sciences Centre
London, Ontario, Canada
- Ottawa Heart Institute
Ottawa, Ontario, Canada
- Etobicoke Cardiac Research Centre
Rexdale, Ontario, Canada
- St. Michael'S Hospital
Toronto, Ontario, Canada
- Montreal General Hospital
Montreal, Quebec, Canada
- Montreal Heart Institute
Montreal, Quebec, Canada
- Southern Arizona Veterans Affairs Medical Center
Tucson, Arizona, United States
- University of Arizona Health Sciences Center
Tucson, Arizona, United States
- Santa Clara Medical Center
Santa Clara, California, United States
- West Los Angeles Veterans Affairs Medical Center
West Los Angeles, California, United States
- Denver Health Medical Center
Denver, Colorado, United States
- Denver Veterans Affairs Medical Center
Denver, Colorado, United States
- George Washington University
Washington D.C., District of Columbia, United States
- Mayo Clinic Transplant Center
Jacksonville, Florida, United States
- Melbourne Internal Medicine Associates
Melbourne, Florida, United States
- Jackson Memorial Hospital/u. of Miami
Miami, Florida, United States
- Mercy Research Institute
Miami, Florida, United States
- Cardiovascular Consultants of South Florida
Tamarac, Florida, United States
- Morehouse School of Medicine
Atlanta, Georgia, United States
- Northeast Georgia Heart Center
Gainesville, Georgia, United States
- University of Illinois at Chicago
Chicago, Illinois, United States
- Methodist Heart, Lung and Vascular Institute
Peoria, Illinois, United States
- University of Kentucky
Lexington, Kentucky, United States
- Louisville Veterans Affairs Medical Center
Louisville, Kentucky, United States
- University of Louisville
Louisville, Kentucky, United States
- Gulf Regional Research, Llc
Metairie, Louisiana, United States
- Lsu Health Sciences Center
Shreveport, Louisiana, United States
- Lahey Clinic
Burlington, Massachusetts, United States
- Veterans Affairs Medical Center
Detroit, Michigan, United States
- Mercy Health Partners
Muskegon, Michigan, United States
- Reno Veterans Affairs Medical Center
Reno, Nevada, United States
- Concord Hospital
Concord, New Hampshire, United States
- Umdnj - New Brunswick
New Brunswick, New Jersey, United States
- University of Medicine and Dentistry of New Jersey
Newark, New Jersey, United States
- Albany Medical College
Albany, New York, United States
- Buffalo General Hospital
Buffalo, New York, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 31 Oct 2002
- Primary completion
- 31 Aug 2011
- Completion
- 31 Jul 2014
- Last update posted
- 5 Sept 2014
- Registered enrollment
- 2,305
- Registry id
- NCT00041938
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.