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Trial registered on ANZCTR
Registration number
ACTRN12609000958280
Ethics application status
Approved
Date submitted
7/10/2009
Date registered
6/11/2009
Date last updated
6/11/2009
Type of registration
Retrospectively registered
Titles & IDs
Public title
Cluster Hole Versus Solid Cup Fixation in Total Hip Arthroplasty:
A Randomised Clinical Trial
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Scientific title
A study to compare cluster hole and solid acetabular cups for lysis at five years following total hip arthroplasty in patients with osteoarthritis or rheumatoid arthritis.
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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
251977
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Rheumatoid arthritis
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Condition category
Condition code
Surgery
252167
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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
Patient will undergo total hip arthroplasty. The acetabular component will be a cluster hole cup. The operation will take 1-2 hours.
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Intervention code [1]
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Treatment: Surgery
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Comparator / control treatment
Patient will undergo total hip arthroplasty. The acetabular component will be a solid cup. The operation will take 1-2 hours. .
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Control group
Active
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Outcomes
Primary outcome [1]
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Osteolysis. This will be measured with a computed tomography (CT) scan.
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Assessment method [1]
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Timepoint [1]
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5 years post-surgery
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Secondary outcome [1]
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Cup Migration. This will be measured with a computed tomography (CT) scan.
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Assessment method [1]
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Timepoint [1]
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5 years post-surgery
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Secondary outcome [2]
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Complications. These will include failure of prosthesis, infection, bleeding. This will be assessed at patient follow-up.
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Assessment method [2]
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Timepoint [2]
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5 years post-surgery
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Eligibility
Key inclusion criteria
Any patient requiring total hip arthroplasty for osteoarthritis or rheumatoid arthritis.
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Minimum age
50
Years
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Maximum age
95
Years
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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
Post-traumatic, dysplastic hip, shallow acetabulum.
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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)
Informed consent.
Randomisation concealed prior to enrollment with sealed opaque envelopes. Randomly assigned according to computer-generated list. Equal chance of being assigned to each arm.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Computer-generated
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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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
1/06/2009
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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
100
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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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Address [1]
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Country [1]
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Primary sponsor type
Individual
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Name
Riaz Khan
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Address
Sir Charles Gairdner Hospital
Orthopaedic Dept
Hospital Ave
Nedlands
WA 6009
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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]
237201
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Country [1]
237201
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Sir Charles Gairdner Hospital
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Ethics committee address [1]
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Hospital Ave Nedlands WA 6009
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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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Approval date [1]
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21/05/2009
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Ethics approval number [1]
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2008-155
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Summary
Brief summary
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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
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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
30366
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Contact person for public queries
Name
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Riaz Khan
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Address
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Sir Charles Gairdner Hospital
Hospital Ave
Nedlands
WA 6009
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Country
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Australia
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Phone
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+618 93461499
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Fax
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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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Riaz Khan
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Address
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Sir Charles Gairdner Hospital
Hospital Ave
Nedlands
WA 6009
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Country
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Australia
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Phone
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+618 93461499
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Fax
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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
Source
Title
Year of Publication
DOI
Embase
Cluster hole versus solid cup in total hip arthroplasty: A randomized control trial.
2015
https://dx.doi.org/10.1016/j.arth.2014.08.027
N.B. These documents automatically identified may not have been verified by the study sponsor.
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