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RE-MOBILIZE (220mg), 2008 - dabigatran 220mg vs enoxaparin (US regimen)
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See also:
All DVT prophylaxis clinical trials
All clinical trials of new anticoagulants
All clinical trials of dabigatran 220mg
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Treatments
Studied treatment |
dabigatran etexilate 220 mg for 12-15 days
started 6 to 12 hours after completion of surgery
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Control treatment |
Enoxaparin 30mg SC BID after surgery for 12-15 days
started 12 to 24 hours after surgery, usually on the morning after the day of surgery
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Concomittant treatment |
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Remarks |
|
Treatments description |
enoxaprin regimen |
started after surgery |
treatment duration |
12-15 days |
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Patients
Patients |
Total knee replacement
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Inclusion criteria |
Patients 18 years or older and weighing more than 40 kg who had undergone primary elective unilateral total knee arthroplasty
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Exclusion criteria |
known inherited or acquired clinically significant bleeding disorder; major surgery, trauma, uncontrolled hypertension, or myocardial infarction within the last 3 months; history of acute intracranial disease or hemorrhagic stroke; gastrointestinal or urogenital bleeding or ulcer disease within the last 6 months; severe liver disease; aspartate or alanine aminotransferase (AST, ALT) levels higher than 2x the upper limit of the normal range (ULN) within the last month; severe renal insufficiency (creatinine clearance <30 mL/min); need for concomitant longacting nonsteroidal anti-inflammatory drug therapy or treatment with an anticoagulant during study drug treatment; active malignant disease; platelet count less than 100 � 10^9/L,
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Remarks |
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Baseline characteristics |
Age (mean), years |
66y |
Total hip replacement |
0% |
Total knee replacement |
100% |
Weight, kg, |
88kg |
Female |
57% |
general anesthesia |
53% |
BMI (kg/m�) |
NA |
History of venous thromboembolism (%) |
NA |
Use of cement |
NA |
Estimated creatinine clearance >60 ml/min |
NA (mean clearance 82.9 ml/min) |
Previous orthopedic surgery (%) |
NA |
Duration of surgery (min) |
91 min |
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Method and design
Randomized effectives |
862 / 876 (studied vs. control) |
Design |
Parallel groups |
Blinding |
double blind |
Follow-up duration |
12-15 days, median 14d |
Number of centre |
97 |
Geographic area |
US, Canada, Mexico, UK |
Hypothesis |
Non inferiority |
Primary endpoint |
total VTE and all-cause mortality |
Remarks |
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Remarks / Comments
Results
Endpoint
Studied treat. n/N
Control treat. n/N
Graph
RR [95% CI]
major or clinically relevant non-major bleeding
28 / 857
33 / 868
0,86 [0,52;1,41]
distal DVT
167 / 604
148 / 643
1,20 [0,99;1,45]
major VTE (fatal and non fatal DVT,PE)
21 / 618
15 / 668
classic
1,51 [0,79;2,91]
total VTE and all-cause mortality
188 / 604
163 / 643
1,23 [1,03;1,47]
proximal DVT
14 / 604
10 / 643
classic
1,49 [0,67;3,33]
Major bleeding
5 / 857
12 / 868
0,42 [0,15;1,19]
0
2
1.0
Relative risks
|
Endpoint |
Events (%) |
Relative Risk |
95% CI |
Endpoint definition in the trial |
Ref |
Studied treat. |
Control treat. |
major or clinically relevant non-major bleeding
|
28 / 857 (3,3%) |
33 / 868 (3,8%) |
0,86 |
[0,52;1,41] |
|
7601 |
proximal DVT
|
14 / 604 (2,3%) |
10 / 643 (1,6%) |
1,49 |
[0,67;3,33] |
|
7601 |
Major bleeding
|
5 / 857 (0,6%) |
12 / 868 (1,4%) |
0,42 |
[0,15;1,19] |
|
7601 |
total VTE and all-cause mortality
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188 / 604 (31,1%) |
163 / 643 (25,3%) |
1,23 |
[1,03;1,47] |
|
7601 |
distal DVT
|
167 / 604 (27,6%) |
148 / 643 (23,0%) |
1,20 |
[0,99;1,45] |
|
7601 |
major VTE (fatal and non fatal DVT,PE)
|
21 / 618 (3,4%) |
15 / 668 (2,2%) |
1,51 |
[0,79;2,91] |
|
7601 |
The primary endpoint (if exists) appears in blod characters
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Reference(s) used for data extraction:
7601: The Oral Thrombin Inhibitor Dabigatran Etexilate vs the North American Enoxaparin Regimen for the Prevention of Venous Thromboembolism after Knee Arthroplasty Surgery.J Arthroplasty 2008;:
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Endpoint |
studied treat. |
control treat. |
mean diff |
Absolute risk reduction
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Endpoint |
Events rate |
Absolute risk reduction (ARR) |
Studied treat. |
Control treat. |
major or clinically relevant non-major bleeding |
3,27% |
3,80% |
-5,3‰
|
proximal DVT |
2,32% |
1,56% |
7,6‰
|
Major bleeding |
5,83‰ |
1,38% |
-8,0‰
|
total VTE and all-cause mortality |
31,13% |
25,35% |
5,8%
|
distal DVT |
27,65% |
23,02% |
4,6%
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major VTE (fatal and non fatal DVT,PE) |
3,40% |
2,25% |
1,2%
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Meta-analysis of all similar trials:
anticoagulant in DVT prophylaxis for orthopedic surgery
antithrombotics in DVT prophylaxis for elective major knee surgery
antithrombotics in DVT prophylaxis for orthopedic surgery
direct antithrombins in DVT prophylaxis for all type of patients
new anticoagulants in DVT prophylaxis for elective major knee surgery
new anticoagulants in DVT prophylaxis for orthopaedic surgery
new anticoagulants in DVT prophylaxis for all type of patients
Reference(s)
-
.
The Oral Thrombin Inhibitor Dabigatran Etexilate vs the North American Enoxaparin Regimen for the Prevention of Venous Thromboembolism after Knee Arthroplasty Surgery..
J Arthroplasty 2008;:
Pubmed
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Hubmed
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