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Trial registered on ANZCTR
Registration number
ACTRN12613000123741
Ethics application status
Approved
Date submitted
30/01/2013
Date registered
1/02/2013
Date last updated
13/11/2018
Date data sharing statement initially provided
13/11/2018
Type of registration
Prospectively registered
Titles & IDs
Public title
Response to biologics in rheumatoid arthritis
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Scientific title
Response to biologics in rheumatoid arthriits to determine the relationship between antidrug antibodies, drug concentrations and disease activity.
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Secondary ID [1]
281867
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NIL
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Universal Trial Number (UTN)
NIL
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Trial acronym
NIL
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
rheumatoid arthritis
288248
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Condition category
Condition code
Inflammatory and Immune System
288602
288602
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0
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Rheumatoid arthritis
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Intervention/exposure
Study type
Observational
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Patient registry
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Target follow-up duration
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Target follow-up type
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Description of intervention(s) / exposure
This is an observational study. Disease activity will be observed before and 6 months after starting biological therapy. The biological therapy used will be determined by the treating physician on a case by case basis. There will be one observation immediately prior to starting biological therapy. Duration of therapy will be determined by the treating physician depending on response, tolerability and adverse effects
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Intervention code [1]
286429
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Not applicable
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Comparator / control treatment
NIL
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Control group
Uncontrolled
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Outcomes
Primary outcome [1]
288752
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Relationship between antidrug antibodies and disease activity. Disease activity will be assessed examination to determine using swollen and tender joint counts, calculation of disease activity score, and laboratory measurement of c reactive protein
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Assessment method [1]
288752
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Timepoint [1]
288752
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A single timepoint between 4 and 6 months after starting biological therapy
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Primary outcome [2]
288753
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Relationship between disease activity and drug concentrations.Disease activity will be assessed examination to determine using swollen and tender joint counts, calculation of disease activity score, and laboratory measurement of c reactive protein
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Assessment method [2]
288753
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Timepoint [2]
288753
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A single timepoint between 4 and 6 months after starting biological therapy
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Secondary outcome [1]
300906
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nil
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Assessment method [1]
300906
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Timepoint [1]
300906
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nil
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Eligibility
Key inclusion criteria
I.Male or female, aged >/=18 years, with Rheumatoid Arthritis as defined by the ACR Criteria (Aletaha et al. 2010) receiving or commencing any biologic therapy.
II.Able and willing to give written informed consent and to comply with the requirements of the study.
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Minimum age
18
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?
No
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Key exclusion criteria
patients with serious uncontrolled chronic concomitant disease
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Study design
Purpose
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Duration
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Selection
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Timing
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Statistical methods / analysis
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Recruitment
Recruitment status
Stopped early
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Data analysis
Data collected is being analysed
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Reason for early stopping/withdrawal
Other reasons/comments
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Other reasons
recruited from another study
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Date of first participant enrolment
Anticipated
11/02/2013
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Actual
8/04/2013
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Date of last participant enrolment
Anticipated
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Actual
1/08/2014
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Date of last data collection
Anticipated
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Actual
5/10/2015
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Sample size
Target
200
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Accrual to date
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Final
87
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Recruitment outside Australia
Country [1]
4828
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New Zealand
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State/province [1]
4828
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Christchurch
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Funding & Sponsors
Funding source category [1]
286644
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Charities/Societies/Foundations
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Name [1]
286644
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Arthritis New Zealand
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Address [1]
286644
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P.O. Box 10020
Wellington 6011
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Country [1]
286644
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New Zealand
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Primary sponsor type
University
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Name
University of Otago, Christchurch
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Address
P.O. Box 4345
Christchurch 8014
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Country
New Zealand
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Secondary sponsor category [1]
285427
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None
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Name [1]
285427
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Address [1]
285427
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Country [1]
285427
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
288720
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University of Otago Human Ethics Committee
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Ethics committee address [1]
288720
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P.O.Box 56 Dunedin 9054
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Ethics committee country [1]
288720
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New Zealand
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Date submitted for ethics approval [1]
288720
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01/02/2013
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Approval date [1]
288720
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04/03/2013
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Ethics approval number [1]
288720
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13/040
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Summary
Brief summary
Rheumatoid arthritis (RA) is a common condition affecting 1-2% of the population. Early intensive treatment that effectively suppresses the disease is required to prevent irreversible joint damage. Many patients require the newer expensive biologic therapies, access to which is determined by PHARMAC rules. However it is not possible to predict which patients will respond to treatment. Furthermore, patients receive the same dose regimen, which does not allow for differences between patients in how the drug is cleared from the body. Measuring concentrations of drug in the blood may allow better patient outcomes by adjusting the dose regimen. Furthermore, some patients receiving biological therapies may develop antibodies against the drug. The effect of these antibodies on blood concentrations of the drug, or response to the drug or subsequent treatments, is not well established. This study aims to address these issues by measuring drug concentrations and anti-drug antibodies and relating these to treatment effectiveness.
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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
37478
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Prof Lisa Stamp
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Address
37478
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Department of Medicine
University of Otago, Chirstchurch
P.O.Box 4345
Christchurch 8014
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Country
37478
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New Zealand
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Phone
37478
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+6433640953
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Fax
37478
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Email
37478
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[email protected]
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Contact person for public queries
Name
37479
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Janine Francis
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Address
37479
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Department of Medicine
University of Otago, Chirstchurch
P.O.Box 4345
Christchurch 8014
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Country
37479
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New Zealand
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Phone
37479
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+6433786487
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Fax
37479
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Email
37479
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[email protected]
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Contact person for scientific queries
Name
37480
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Lisa Stamp
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Address
37480
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Department of Medicine
University of Otago, Chirstchurch
P.O.Box 4345
Christchurch 8014
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Country
37480
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New Zealand
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Phone
37480
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+6433640953
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Fax
37480
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Email
37480
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[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
No additional documents have been identified.
Download to PDF