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Trial registered on ANZCTR
Registration number
ACTRN12610001065088
Ethics application status
Approved
Date submitted
20/08/2010
Date registered
3/12/2010
Date last updated
19/11/2019
Date data sharing statement initially provided
19/11/2019
Type of registration
Prospectively registered
Titles & IDs
Public title
Does Tranexamic Acid reduce transfusion rate in Total Hip Replacements?
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Scientific title
In patients undergoing primary total hip replacements for osteoarthritis or avascular necrosis (AVN), does the use of tranexamic acid just prior to surgery reduce the transfusion rate and units transfused when compared to a placebo?
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Secondary ID [1]
252220
0
nil
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Osteoarthritis
257742
0
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Avascular necrosis of the femoral head
258677
0
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Condition category
Condition code
Musculoskeletal
257916
257916
0
0
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Osteoarthritis
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Musculoskeletal
258823
258823
0
0
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Other muscular and skeletal disorders
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Surgery
258824
258824
0
0
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Other surgery
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
1g Intravenous Tranexamic acid infused ove 10 minutes just prior to surgery.
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Intervention code [1]
256805
0
Treatment: Drugs
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Intervention code [2]
257637
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Prevention
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Comparator / control treatment
Normal saline 10mls infused over 10minutes just prior to surgery
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Control group
Placebo
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Outcomes
Primary outcome [1]
259041
0
Reduction in total units transfused over selected number of patients. From current average of 0.3units per patient to 0.15 units per patient. Data to be recorded from patient notes
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Assessment method [1]
259041
0
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Timepoint [1]
259041
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One Week post surgery
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Secondary outcome [1]
265292
0
Reduction in blood loss post-operatively. Using amount of blood drained from subfascial drain left in place for 24 hours. Data to be taken from patient notes
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Assessment method [1]
265292
0
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Timepoint [1]
265292
0
First 24 hours post surgery
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Secondary outcome [2]
265293
0
Reduction in post-operative Haemoglobin drop. Haemoglobin to be check pre-op and Day 1 post-operatively and Day 5 post-operatively. Looking for differenced in expected post-operative drop
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Assessment method [2]
265293
0
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Timepoint [2]
265293
0
Five Days post surgery
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Eligibility
Key inclusion criteria
Primary total hip replacement
Diagnosis of osteoarthritis or avascular necrosis
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Minimum age
No limit
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
Contraindications for tranexamic acid
Bleeding disorder
Use of Warfarin or Clexane or clopidogrel
History of thromboembolic disorder
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Study design
Purpose of the study
Prevention
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Block randomisation using sealed envelopes. To be opened by those providing the medication sterile.
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people administering the treatment/s
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Intervention assignment
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Other design features
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Phase
Phase 4
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Date of first participant enrolment
Anticipated
6/12/2010
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Actual
15/08/2011
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Date of last participant enrolment
Anticipated
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Actual
31/12/2016
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Date of last data collection
Anticipated
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Actual
1/06/2017
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Sample size
Target
200
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Accrual to date
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Final
88
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Recruitment outside Australia
Country [1]
2763
0
New Zealand
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State/province [1]
2763
0
Hawkes Bay
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Country [2]
22125
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New Zealand
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State/province [2]
22125
0
Canterbury
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Funding & Sponsors
Funding source category [1]
257503
0
Self funded/Unfunded
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Name [1]
257503
0
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Address [1]
257503
0
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Country [1]
257503
0
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Primary sponsor type
Individual
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Name
Dr James Blackett
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Address
Hawkes Bay Hospital
Omahu Road
Hastings 4120
NEW ZEALAND
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Country
New Zealand
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Secondary sponsor category [1]
256736
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Individual
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Name [1]
256736
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Mr Simon Johnson
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Address [1]
256736
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Hawkes Bay Hospital
Omahu Road
Hastings 4120
NEW ZEALAND
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Country [1]
256736
0
New Zealand
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
259531
0
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Ethics committee address [1]
259531
0
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Ethics committee country [1]
259531
0
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Date submitted for ethics approval [1]
259531
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01/09/2010
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Approval date [1]
259531
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11/07/2011
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Ethics approval number [1]
259531
0
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Summary
Brief summary
The aim of the study is to reduce the blood transfusion rate after a total hip replacement by giving a medication (tranexamic acid) through the vein just before the operation starts. This medication has been shown to be safe in most patients in similar studies overseas and is occasionly used in situations of extreme blood loss in New Zealand currently. It has been shown to reduce blood loss in routine total hip replacements in previous research performed overseas however it's effect on transfusion has not been assesed as a primary outcome. It is not routinely used in New Zealand currently
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
31394
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Dr James Blackett
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Address
31394
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Hawkes Bay Hospital
Omahu Road
Hastings
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Country
31394
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New Zealand
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Phone
31394
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+64 21 878 8109
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Fax
31394
0
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Email
31394
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[email protected]
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Contact person for public queries
Name
14641
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Dr James Blackett
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Address
14641
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Hawkes Bay Hospital
Omahu Road
Hastings 4120
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Country
14641
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New Zealand
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Phone
14641
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+64 6 878 8109
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Fax
14641
0
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Email
14641
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[email protected]
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Contact person for scientific queries
Name
5569
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Dr James Blackett
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Address
5569
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Hawkes Bay Hospital
Omahu Road
Hastings 4120
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Country
5569
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New Zealand
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Phone
5569
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+64 6 878 8109
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Fax
5569
0
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Email
5569
0
[email protected]
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Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
Source
Title
Year of Publication
DOI
Embase
The Value of Routine Intravenous Tranexamic Acid in Total Hip Arthroplasty: A Preliminary Study.
2020
https://dx.doi.org/10.1155/2020/2943827
N.B. These documents automatically identified may not have been verified by the study sponsor.
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