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Trial registered on ANZCTR
Registration number
ACTRN12608000216314
Ethics application status
Not yet submitted
Date submitted
13/04/2008
Date registered
21/04/2008
Date last updated
21/04/2008
Type of registration
Prospectively registered
Titles & IDs
Public title
An Outcome Study to compare the Direct Anterior (Heuter) and Direct Lateral (Hardinge) approaches in total hip joint replacement
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Scientific title
An Outcome Study to compare the Direct Anterior (Heuter) and Direct Lateral (Hardinge) approaches in total hip joint replacement. The outcome measures will include improved rehabilitation, length of hospital stay, complications and accuracy of component placement.
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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:
Total Hip Replacement for arthritis of the hip.
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Condition category
Condition code
Surgery
3212
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0
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Surgical techniques
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
All patients will be having Total Hip Joint Replacement surgery. Half will have this surgery performed through an anterior muscle sparing approach .
The operation takes approximately one hour.
The study is anticipated to take 6 months - 12 months for enrolment and 12 months additional follow up; atotal of 12-18 months.
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Intervention code [1]
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Treatment: Surgery
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Comparator / control treatment
The other half of the participants will receive surgery performed through the lateral approach.In all other respects the treatment is identical.
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Control group
Active
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Outcomes
Primary outcome [1]
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Return to full activity.
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Assessment method [1]
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Timepoint [1]
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Preoperative assessment, operative assessment and follow up at six weeks, three, six and twelve months.
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Primary outcome [2]
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Accuracy of implant placement.
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Assessment method [2]
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Timepoint [2]
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Postoperative xray.
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Secondary outcome [1]
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Length of hospital stay.
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Assessment method [1]
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Timepoint [1]
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Time of discharge from hospital.
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Eligibility
Key inclusion criteria
Patients undergoing Total Hip Replacement.
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Minimum age
30
Years
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Maximum age
90
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Obesity.
Marked joint stiffness.
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Study design
Purpose of the study
Treatment
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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)
All subjects are enrolled sequentially. The order of treatment has been allocated by random number generation.
Allocation is performed by contacting a Theatre Nurse who holds the Allocation Schedule.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Numbers were drawn in lottery style.
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
Patient outcomes are measured by patients completing a validated scoring form.
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Phase
Not Applicable
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Type of endpoint/s
Safety/efficacy
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Statistical methods / analysis
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Recruitment
Recruitment status
Recruiting
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Date of first participant enrolment
Anticipated
1/05/2008
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
40
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Funding & Sponsors
Funding source category [1]
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Self funded/Unfunded
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Name [1]
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John Marshall O'Donnell
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Address [1]
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21 Erin St
Richmond VIC 3121
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Country [1]
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Australia
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Primary sponsor type
Individual
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Name
John Marshall O'Donnell
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Address
21 Erin St
Richmond VIC 3121
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Country
Australia
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
Not yet submitted
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Ethics committee name [1]
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St Vincent's Mercy Private Hospital
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Ethics committee address [1]
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Grey St East Melbourne VIC 3002
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Ethics committee country [1]
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Australia
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Date submitted for ethics approval [1]
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17/04/2008
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Approval date [1]
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Ethics approval number [1]
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Summary
Brief summary
40 patients who are to undergo total hip replacement (THR) will be randomly allocated to either Anterior or Lateral Groups. Otherwise identical THR operations will be performed. Xrays will be assessed for component positioning. Patients will fill out a self assessment form at Preop, and Postop 6 weeks, 3, 6, and 12 months (Harris Hip Score ) Objective data collection will include blood loss, length of Hospital stay, and time on crutches.
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Trial website
Nil
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Trial related presentations / publications
AOA Hobart Oct 08
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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John Marshall O'Donnell
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Address
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21 Erin St
Richmond VIC 3121
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Country
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Australia
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Phone
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+61 3 94216133
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Fax
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+61 3 94216144
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Email
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[email protected]
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Contact person for scientific queries
Name
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John Marshall O'Donnell
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Address
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21 Erin St
Richmond VIC 3121
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Country
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Australia
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Phone
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+61 3 94216133
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Fax
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+61 3 94216144
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Email
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[email protected]
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No information has been provided regarding IPD availability
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
No additional documents have been identified.
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