Association Between Genetic Variant Scores and Warfarin Effect
NCT ID: NCT03894878
Last Updated: 2023-02-16
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.
COMPLETED
200 participants
OBSERVATIONAL
2019-02-11
2022-09-30
Brief Summary
Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.
Related Clinical Trials
Explore similar clinical trials based on study characteristics and research focus.
Clarification of Optimal Anticoagulation Through Genetics
NCT00839657
Warfarin Adverse Event Reduction For Adults Receiving Genetic Testing at Therapy INitiation (WARFARIN)
NCT01305148
The Association of Warfarin Dosage and Plasma Enantiomer Concentration With the Gene Polymorphisms of CYP and VKOR
NCT00247702
Predictors of Anticoagulation Control on Warfarin Therapy
NCT00905177
DOAC ADRs Retrospective Study on Genetic Variations
NCT04580589
Detailed Description
Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.
Conditions
See the medical conditions and disease areas that this research is targeting or investigating.
Study Design
Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.
COHORT
RETROSPECTIVE
Eligibility Criteria
Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.
Inclusion Criteria
2. Deep venous thrombosis (DVT) and/or pulmonary embolism (PE) with no hypercoagulable condition
3. Non-valvular atrial fibrillation and DVT/PE (with no hypercoagulable condition)
4. Intracardiac thrombosis (i.e. apical thrombosis, atrial thrombosis, auricular thrombosis, mural thrombosis, and/or ventricular thrombosis)
5. Age 18-99 years
6. Signed informed consent
Exclusion Criteria
2. Failure to provide signed informed consent
3. Known diseases that affects coagulation test results such as vitamin K deficiency, disseminated intravascular coagulopathy, Von Willebrand disease, hemophilia, liver failure, etc.
18 Years
99 Years
ALL
No
Sponsors
Meet the organizations funding or collaborating on the study and learn about their roles.
Santa Clara Valley Medical Center
OTHER
Cipherome, Inc.
INDUSTRY
Responsible Party
Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.
Principal Investigators
Learn about the lead researchers overseeing the trial and their institutional affiliations.
Clifford Wang, MD
Role: PRINCIPAL_INVESTIGATOR
Santa Clara Valley Medical Center
Dayani Nualles-Percy, MD
Role: STUDY_DIRECTOR
Santa Clara Valley Medical Center
Locations
Explore where the study is taking place and check the recruitment status at each participating site.
Santa Clara Valley Medical Center
Santa Clara, California, United States
Countries
Review the countries where the study has at least one active or historical site.
References
Explore related publications, articles, or registry entries linked to this study.
Colilla S, Crow A, Petkun W, Singer DE, Simon T, Liu X. Estimates of current and future incidence and prevalence of atrial fibrillation in the U.S. adult population. Am J Cardiol. 2013 Oct 15;112(8):1142-7. doi: 10.1016/j.amjcard.2013.05.063. Epub 2013 Jul 4.
Wysowski DK, Nourjah P, Swartz L. Bleeding complications with warfarin use: a prevalent adverse effect resulting in regulatory action. Arch Intern Med. 2007 Jul 9;167(13):1414-9. doi: 10.1001/archinte.167.13.1414.
Zareh M, Davis A, Henderson S. Reversal of warfarin-induced hemorrhage in the emergency department. West J Emerg Med. 2011 Nov;12(4):386-92. doi: 10.5811/westjem.2011.3.2051.
Johnson JA, Caudle KE, Gong L, Whirl-Carrillo M, Stein CM, Scott SA, Lee MT, Gage BF, Kimmel SE, Perera MA, Anderson JL, Pirmohamed M, Klein TE, Limdi NA, Cavallari LH, Wadelius M. Clinical Pharmacogenetics Implementation Consortium (CPIC) Guideline for Pharmacogenetics-Guided Warfarin Dosing: 2017 Update. Clin Pharmacol Ther. 2017 Sep;102(3):397-404. doi: 10.1002/cpt.668. Epub 2017 Apr 4.
Cavallari LH, Perera MA. The future of warfarin pharmacogenetics in under-represented minority groups. Future Cardiol. 2012 Jul;8(4):563-76. doi: 10.2217/fca.12.31.
https://www.bcbsks.com/CustomerService/Providers/MedicalPolicies/policies/policies/GeneticTesting_WarfarinDose_2017-09-01.pdf (Accessed July 22, 2019)
Pirmohamed M, Burnside G, Eriksson N, Jorgensen AL, Toh CH, Nicholson T, Kesteven P, Christersson C, Wahlstrom B, Stafberg C, Zhang JE, Leathart JB, Kohnke H, Maitland-van der Zee AH, Williamson PR, Daly AK, Avery P, Kamali F, Wadelius M; EU-PACT Group. A randomized trial of genotype-guided dosing of warfarin. N Engl J Med. 2013 Dec 12;369(24):2294-303. doi: 10.1056/NEJMoa1311386. Epub 2013 Nov 19.
Kimmel SE, French B, Kasner SE, Johnson JA, Anderson JL, Gage BF, Rosenberg YD, Eby CS, Madigan RA, McBane RB, Abdel-Rahman SZ, Stevens SM, Yale S, Mohler ER 3rd, Fang MC, Shah V, Horenstein RB, Limdi NA, Muldowney JA 3rd, Gujral J, Delafontaine P, Desnick RJ, Ortel TL, Billett HH, Pendleton RC, Geller NL, Halperin JL, Goldhaber SZ, Caldwell MD, Califf RM, Ellenberg JH; COAG Investigators. A pharmacogenetic versus a clinical algorithm for warfarin dosing. N Engl J Med. 2013 Dec 12;369(24):2283-93. doi: 10.1056/NEJMoa1310669. Epub 2013 Nov 19.
Rosendaal FR, Cannegieter SC, van der Meer FJ, Briet E. A method to determine the optimal intensity of oral anticoagulant therapy. Thromb Haemost. 1993 Mar 1;69(3):236-9.
Schulman S, Kearon C; Subcommittee on Control of Anticoagulation of the Scientific and Standardization Committee of the International Society on Thrombosis and Haemostasis. Definition of major bleeding in clinical investigations of antihemostatic medicinal products in non-surgical patients. J Thromb Haemost. 2005 Apr;3(4):692-4. doi: 10.1111/j.1538-7836.2005.01204.x.
Lip GY. Intracardiac thrombus formation in cardiac impairment: the role of anticoagulant therapy. Postgrad Med J. 1996 Dec;72(854):731-8. doi: 10.1136/pgmj.72.854.731.
Cregler LL. Antithrombotic therapy in left ventricular thrombosis and systemic embolism. Am Heart J. 1992 Apr;123(4 Pt 2):1110-4. doi: 10.1016/0002-8703(92)91069-d.
Other Identifiers
Review additional registry numbers or institutional identifiers associated with this trial.
C01-001 SC001
Identifier Type: -
Identifier Source: org_study_id
More Related Trials
Additional clinical trials that may be relevant based on similarity analysis.