GRAVITAS: Gauging Responsiveness With A VerifyNow Assay-Impact On Thrombosis And Safety
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.
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
82 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Royal Alexandra Hospital
Edmonton, Alberta, Canada
- Mcmaster University
Hamilton, Ontario, Canada
- York Pci Group
Newmarket, Ontario, Canada
- University of Ottawa Heart Institute
Ottawa, Ontario, Canada
- St. Michael'S Hospital
Toronto, Ontario, Canada
- Centre Hospitalier de L'Université de Montréal (chum) Hôtel-Dieu
Montreal, Quebec, Canada
- Hôpital Du Sacré-Coeur de Montréal
Montreal, Quebec, Canada
- Montréal Heart Institute
Montreal, Quebec, Canada
- Royal Victoria Hospital
Montreal, Quebec, Canada
- Hôpital Laval
Québec, Quebec, Canada
- University of Alabama at Birmingham
Birmingham, Alabama, United States
- Scottsdale Health Care - Osborn Campus
Scottsdale, Arizona, United States
- Scottsdale Health Care - Shea Campus
Scottsdale, Arizona, United States
- Scripps Green Hospital
La Jolla, California, United States
- El Camino Hospital
Mountain View, California, United States
- Sacramento Heart and Vascular Research Center
Sacramento, California, United States
- Uc Davis Medical Center
Sacramento, California, United States
- Alvarado Hospital
San Diego, California, United States
- Ucsd Medical Center
San Diego, California, United States
- San Francisco General Hospital
San Francisco, California, United States
- Ucsf Moffitt-Long Hospital
San Francisco, California, United States
- Santa Barbara Cottage Hospital
Santa Barbara, California, United States
- Torrance Memorial Medical Center
Torrance, California, United States
- Bridgeport Hospital
Bridgeport, Connecticut, United States
- Danbury Hospital
Danbury, Connecticut, United States
- Christiana Care Hospital
Newark, Delaware, United States
- Washington Hospital Center
Washington D.C., District of Columbia, United States
- Clearwater Cardiovascular and Interventional Consultants
Clearwater, Florida, United States
- University of Florida Health Science Center
Jacksonville, Florida, United States
- Cardiology Research Associates
Ormond Beach, Florida, United States
- Tallahassee Memorial Hospital
Tallahassee, Florida, United States
- St. Joseph'S Research Institute
Atlanta, Georgia, United States
- Redmond Regional Medical Center
Rome, Georgia, United States
- Jesse Brown Va Medical Center
Chicago, Illinois, United States
- University of Illinois Medical Center
Chicago, Illinois, United States
- Trinity Medical Center
Moline, Illinois, United States
- Prairie Education & Research Cooperative
Springfield, Illinois, United States
- St. Vincent Heart Center of Indiana/the Care Group Llc
Indianapolis, Indiana, United States
- Ochsner Clinic Foundation
New Orleans, Louisiana, United States
- Union Memorial Hospital
Baltimore, Maryland, 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
- 30 Jun 2008
- Primary completion
- 31 Oct 2010
- Completion
- 31 Oct 2010
- Last update posted
- 16 Jun 2011
- Registered enrollment
- 2,800
- Registry id
- NCT00645918
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.