MedPath

Dabigatran Etexilate vs Enoxaparin in Prevention of Venous Thromboembolism (VTE) Post Total Knee Replacement

Registration Number
NCT00152971
Lead Sponsor
Boehringer Ingelheim
Brief Summary

To determine the comparative efficacy and safety of two different doses (75mg day 1 followed by 150 mg day 2-completion, and 110 mg day 1 followed by 220 mg day 2-completion) of dabigatran administered orally (capsules), compared to enoxaparin 30 mg twice a day subcutaneous, in prevention of venous thromboembolism in patients with primary elective total knee replacement surgery

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
2615
Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Dabigatran Dose 2Dabigatran Dose 2 - day 1high dose regimen taken once daily
Dabigatran Dose 1Dabigatran Dose 1 - day 2 to completionlow dose regimen taken once daily
Dabigatran Dose 1Dabigatran Dose 1 - day 1low dose regimen taken once daily
Dabigatran Dose 2Dabigatran Dose 2 - day 2 to completionhigh dose regimen taken once daily
EnoxaparinEnoxaparin30 mg subcutaneously twice daily
Primary Outcome Measures
NameTimeMethod
Number of Participants With Total Venous Thromboembolic Event and All-cause Mortality During Treatment PeriodFirst administration until 12-15 days

Total Venous Thromboembolic Event (VTE) includes both proximal and distal deep vein thrombosis (DVT) (detected by routine bilateral venography), symptomatic DVT (confirmed by venous compression ultrasound, venography or autopsy) and pulmonary embolism (PE) (confirmed by pulmonary V-Q scintigraphy, chest x-ray, pulmonary angiography, spiral CT or autopsy).

All of these components and all deaths were centrally adjudicated by the VTE events committee, which was not aware of the treatment allocation of the patients.

Secondary Outcome Measures
NameTimeMethod
Number of Participants With Symptomatic Deep Vein Thrombosis During Treatment PeriodFirst administration until 12-15 days

Symptomatic Deep Vein Thrombosis, confirmed by venous compression ultrasound, venography or autopsy, and as adjudicated by the VTE events committee

Number of Participants With Major Venous Thromboembolic Event and Venous Thromboembolic Event-related Mortality During Treatment PeriodFirst administration until 12-15 days

Major Venous Thromboembolic Event (VTE) is defined as proximal DVT and PE, as adjudicated by the VTE events committee

Number of Participants With Proximal Deep Vein Thrombosis During Treatment PeriodFirst administration until 12-15 days

Proximal Deep Vein Thrombosis as adjudicated by the VTE events committee

Number of Participants With Total Deep Vein Thrombosis During Treatment PeriodFirst administration until 12-15 days

Total Deep Vein Thrombosis as adjudicated by the VTE events committee

Number of Participants With Pulmonary Embolism During Treatment PeriodFirst administration until 12-15 days

Pulmonary embolism confirmed by pulmonary V-Q scintigraphy, chest x-ray, pulmonary angiography, spiral CT or autopsy, and as adjudicated by the VTE events committee

Number of Participants Who Died During Treatment PeriodFirst administration until 12-15 days

All cause death, as adjudicated by the VTE events committee

Number of Participants With Total Venous Thromboembolic Event (VTE) and All-cause Mortality During the Follow-up Period3 months

Total Venous Thromboembolic Event (VTE) includes both proximal and distal deep vein thrombosis (DVT) (detected by routine bilateral venography), symptomatic DVT (confirmed by venous compression ultrasound, venography or autopsy) and pulmonary embolism (PE) (confirmed by pulmonary V-Q scintigraphy, chest x-ray, pulmonary angiography, spiral CT or autopsy).

Number of Participants With Bleeding Events (Defined According to Modified McMaster Criteria) During Treatment PeriodFirst administration until 12-15 days

Major bleeding events were defined as

* fatal

* clinically overt associated with loss of haemoglobin \>=20g/L in excess of what was expected

* clinically overt leading to the transfusion of \>=2 units packed cells or whole blood in excess of what was expected

* symptomatic retroperitoneal, intracranial, intraocular or intraspinal

* requiring treatment cessation

* leading to re-operation

Clinically-relevant was defined as

* spontaneous skin hematoma greater than or equal to 25 cm²

* wound hematoma greater than or equal to 100 cm²

* spontaneous nose bleed lasting longer than 5 min

* macroscopic hematuria spontaneous or lasting longer than 24 hours if associated with an intervention

* spontaneous rectal bleeding (more than a spot on toilet paper)

* gingival bleeding lasting longer than 5 min

* any other bleeding event considered clinically relevant by the investigator

Minor bleeding events were defined as all other bleeding events that did not fulfil the criteria from above.

Trial Locations

Locations (94)

1160.24.05009 Traumatologia, Planta Baja

🇲🇽

Guadalajara, Jalisco, Mexico

1160.24.01010 MIMA Century Research Associates

🇺🇸

Melbourne, Florida, United States

1160.24.01033 Bone and Joint Clinic of Houston

🇺🇸

Houston, Texas, United States

1160.24.01063 Resurgens Orthopaedics

🇺🇸

Atlanta, Georgia, United States

1160.24.01070 Sinai Hospital of Baltimore

🇺🇸

Baltimore, Maryland, United States

1160.24.01046 Boehringer Ingelheim Investigational Site

🇺🇸

Philadelphia, Pennsylvania, United States

1160.24.01052 Swedish Medical Center

🇺🇸

Seattle, Washington, United States

1160.24.01072 Resurgeons Orthopedics

🇺🇸

Atlanta, Georgia, United States

1160.24.01076 Discovery Alliance

🇺🇸

Houston, Texas, United States

1160.24.02022 Lakeridge Health Oshawa

🇨🇦

Oshawa, Ontario, Canada

1160.24.01090 VA Medical Center

🇺🇸

Dallas, Texas, United States

1160.24.02027 Atlantic Health Sciences Corporation

🇨🇦

Saint John, New Brunswick, Canada

1160.24.02002 Toronto East General Hospital Fracture Clinic

🇨🇦

Toronto, Ontario, Canada

1160.24.02023 North York General Hospital

🇨🇦

Toronto, Ontario, Canada

1160.24.02030 St. Joseph's Health Centre

🇨🇦

Toronto, Ontario, Canada

1160.24.02025 Grace General Hospital

🇨🇦

Winnipeg, Manitoba, Canada

1160.24.01074 Capstone Clinical Trials, Inc.

🇺🇸

Birmingham, Alabama, United States

1160.24.01027 Advanced Orthopedic and Sports Medicine Specialists, PC

🇺🇸

Denver, Colorado, United States

1160.24.01006 VA Medical Center

🇺🇸

Oklahoma City, Oklahoma, United States

1160.24.01079 West AL Research, Inc

🇺🇸

Northport, Alabama, United States

1160.24.01053 OrthoArkansas, PA

🇺🇸

Little Rock, Arkansas, United States

1160.24.01005 Scripps Clinical Ctr for Orthopedic Rsrch & Educ

🇺🇸

La Jolla, California, United States

1160.24.01024 Pulmonary Associates of Brandon Clinical Research

🇺🇸

Brandon, Florida, United States

1160.24.01077 Long Beach VA Healthcare system

🇺🇸

Long Beach, California, United States

1160.24.01039 Florida Orthopedic Associates

🇺🇸

Deland, Florida, United States

1160.24.01017 Boehringer Ingelheim Investigational Site

🇺🇸

Pinellas Park, Florida, United States

1160.24.01019 Boehringer Ingelheim Investigational Site

🇺🇸

Pinellas Park, Florida, United States

1160.24.01008 Bluegrass Orthopedic/Musculoskeletal Research, LLC

🇺🇸

Lexington, Kentucky, United States

1160.24.01014 Charlotte Orthopedic Specialists

🇺🇸

Charlotte, North Carolina, United States

1160.24.01007 Ortho Associates

🇺🇸

Towson, Maryland, United States

1160.24.01035 Wellington Orthopedics and Sports Medicine

🇺🇸

Cincinnati, Ohio, United States

1160.24.01002 The Orthopedic and Neurological Center of the Cascades

🇺🇸

Bend, Oregon, United States

1160.24.01018 Gill Research Center

🇺🇸

Lubbock, Texas, United States

1160.24.01026 James Muntz, MD

🇺🇸

Houston, Texas, United States

1160.24.01015 Unlimited Research, LP

🇺🇸

San Antonio, Texas, United States

1160.24.01038 James A. Haley VA Hospital

🇺🇸

Tampa, Florida, United States

1160.24.02010 Joseph Brant Memorial Hospital

🇨🇦

Burlington, Ontario, Canada

1160.24.01036 Orthopaedic Associates of South Broward, PA

🇺🇸

Hollywood, Florida, United States

1160.24.01044 Tulsa Bone and Joint Associates

🇺🇸

Tulsa, Oklahoma, United States

1160.24.01025 Martin, Bowen, Hefley Knee and Sports

🇺🇸

Little Rock, Arkansas, United States

1160.24.01085 Martin, Bowen, Hefley Knee and Sports

🇺🇸

Little Rock, Arkansas, United States

1160.24.01034 Glendale Adventist Medical Center

🇺🇸

Glendale, California, United States

1160.24.01041 Core Orthopedic Medical Center

🇺🇸

Encinitas, California, United States

1160.24.01064 Orthopedic Specialty Institute

🇺🇸

Orange, California, United States

1160.24.01020 Bay Pines VA Medical Center

🇺🇸

Bay Pines, Florida, United States

1160.24.01023 Orthopedic Physicians of Colorado, PC

🇺🇸

Engelwood, Colorado, United States

1160.24.01030 Alliance Research, Inc.

🇺🇸

Clearwater, Florida, United States

1160.24.01062 Miami Institute for Joint Reconstruction

🇺🇸

Miami, Florida, United States

1160.24.01067 Baptist Clinical Research

🇺🇸

Pensacola, Florida, United States

1160.24.01001 Boehringer Ingelheim Investigational Site

🇺🇸

Pinellas Park, Florida, United States

1160.24.01029 Coastal Medical Research

🇺🇸

Port Orange, Florida, United States

1160.24.01056 Southern Orthopaedic Specialists

🇺🇸

Lawrencville, Georgia, United States

1160.24.01028 Intermountain Research Center

🇺🇸

Boise, Idaho, United States

1160.24.01022 Iowa Orthopedic Clinic

🇺🇸

Des Moines, Iowa, United States

1160.24.01042 Center for Joint Care

🇺🇸

Missoula, Montana, United States

1160.24.01032 Seton Medical Center

🇺🇸

Austin, Texas, United States

1160.24.01073 Coastal Orthopedic Associates, PA

🇺🇸

Conway, South Carolina, United States

1160.24.01003 Texas Orthopedic Associates

🇺🇸

Dallas, Texas, United States

1160.24.01069 Correspondence and Pateint vists

🇺🇸

Plano, Texas, United States

1160.24.01057 Orthopedic Specialty Clinic of Spokane, PLLC

🇺🇸

Spokane, Washington, United States

1160.24.01012 Anderson Orthopedic Clinic

🇺🇸

Alexandria, Virginia, United States

1160.24.02024 Red Deer Regional Hospital

🇨🇦

Red Deer, Alberta, Canada

1160.24.02036 2B2.37 Walter Mackenizie Centre

🇨🇦

Edmonton, Alberta, Canada

1160.24.02031 University of Alberta Hospital

🇨🇦

Edmonton, Alberta, Canada

1160.24.01082 MultiCare Health System

🇺🇸

Tacoma, Washington, United States

1160.24.02007 Orthopaedics 4NE

🇨🇦

Fredericton, New Brunswick, Canada

1160.24.02032 Kelowna General Hospital

🇨🇦

Kelowna, British Columbia, Canada

1160.24.02034 Hematology/Oncology Research

🇨🇦

Vancouver, British Columbia, Canada

1160.24.02001 73 Delhi Street

🇨🇦

Guelph, Ontario, Canada

1160.24.02021 Rouge Valley Health System

🇨🇦

Ajax, Ontario, Canada

1160.24.02008 Orthopaedic Surgery

🇨🇦

Barrie, Ontario, Canada

1160.24.02016 Orthopaedic Surgery

🇨🇦

Brantford, Ontario, Canada

1160.24.02004 Grand River Hospital

🇨🇦

Kitchener, Ontario, Canada

1160.24.02014 565 Sanatorium Road

🇨🇦

Hamilton, Ontario, Canada

1160.24.02028 NHS- Greater Niagara General Site

🇨🇦

Niagara Falls, Ontario, Canada

1160.24.02017 1053 Carling Avenue

🇨🇦

Ottawa, Ontario, Canada

1160.24.02029 Niagara Health System St. Catharine's General Site

🇨🇦

St. Catherine's, Ontario, Canada

1160.24.02026 Ottawa Hospital - General Campus

🇨🇦

Ottawa, Ontario, Canada

1160.24.02015 York Central Hospital Research

🇨🇦

Richmond Hill, Ontario, Canada

1160.24.02003 46 General Hospital Drive

🇨🇦

Stratford, Ontario, Canada

1160.24.02009 2863 Ellesmere Road

🇨🇦

Scarborough, Ontario, Canada

1160.24.02033 Thunder Bay Regional Hospital

🇨🇦

Thunder Bay, Ontario, Canada

1160.24.02012 Hotel Dieu Grace Hospital

🇨🇦

Windsor, Ontario, Canada

1160.24.02006 206-477 King Street

🇨🇦

Welland, Ontario, Canada

1160.24.02011 Windsor Regional Hospital

🇨🇦

Windsor, Ontario, Canada

1160.24.02035 Humber River Regional Hospital

🇨🇦

Weston, Ontario, Canada

1160.24.05004

🇲🇽

México, Mexico

1160.24.02013 Queen Elizabeth Hospital

🇨🇦

Charlottetown, Prince Edward Island, Canada

1160.24.44001 Ravenscourt Park Hospital

🇬🇧

London, United Kingdom

1160.24.01031 Colorodo Orthopedic Consultants, PC

🇺🇸

Aurora, Colorado, United States

1160.24.01040 Southern Clinical Research Consultants

🇺🇸

Orlando, Florida, United States

1160.24.01059 Rockhill Orthopaedics

🇺🇸

Kansas City, Missouri, United States

1160.24.01016

🇺🇸

Charleston, South Carolina, United States

1160.24.01047 Tucson Orhtopaedic Institute

🇺🇸

Tucson, Arizona, United States

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