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Trial registered on ANZCTR
Registration number
ACTRN12605000736640
Ethics application status
Approved
Date submitted
13/09/2005
Date registered
11/11/2005
Date last updated
30/08/2024
Date data sharing statement initially provided
30/08/2024
Type of registration
Retrospectively registered
Titles & IDs
Public title
DETECTION OF EARLY CARDIAC (ASYMPTOMATIC) DISEASE BY B-TYPE NATRIURETIC PEPTIDE (DETECT STUDY).
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Scientific title
DETECTION OF EARLY CARDIAC (ASYMPTOMATIC) DISEASE BY B-TYPE NATRIURETIC PEPTIDE (DETECT STUDY).
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Universal Trial Number (UTN)
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Trial acronym
DETECT
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Early Cardiac Disease
888
0
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Condition category
Condition code
Cardiovascular
956
956
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0
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Other cardiovascular diseases
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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
None.
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Intervention code [1]
554
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None
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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To test the ability of plasma NT-proBNP and/or BNP to distinguish early structural and/or functional cardiac changes (including increased left ventricular mass and abnormal diastolic function) in asymptomatic groups at risk of later adverse cardiac outcomes.
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Assessment method [1]
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Timepoint [1]
1256
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Secondary outcome [1]
2291
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Assessment method [1]
2291
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Timepoint [1]
2291
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Eligibility
Key inclusion criteria
Study Population: Fifty asymptomatic patients aged 45-65 years with treated or untreated hypertension of 10 or more years duration any of whom may or may not have additional risk factors, including diabetes, dyslipidaemia, obesity. No patient will have incurred any overt cardiovascular event (ie. no acute coronary syndrome, no stable angina, no heart failure, no cerebrovascular events and no peripheral arterial events).Control Group: Fifty age, gender and BMI-matched unmedicated controls with no history of cardiovascular risk factors or events and with normal findings on physical examination. Both groups will have normal renal function.
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Minimum age
45
Years
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Maximum age
65
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
No exclusion criteria
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Study design
Purpose
Natural history
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Duration
Longitudinal
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Selection
Defined population
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Timing
Prospective
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Statistical methods / analysis
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Recruitment
Recruitment status
Active, not recruiting
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Date of first participant enrolment
Anticipated
1/02/2005
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Actual
1/02/2005
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Date of last participant enrolment
Anticipated
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Actual
13/12/2005
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Date of last data collection
Anticipated
31/12/2030
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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
100
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Recruitment outside Australia
Country [1]
215
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New Zealand
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State/province [1]
215
0
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Funding & Sponsors
Funding source category [1]
1054
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Commercial sector/Industry
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Name [1]
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Roche Diagnostics
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Address [1]
1054
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Country [1]
1054
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New Zealand
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Primary sponsor type
Commercial sector/Industry
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Name
Roche Diagnostics
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Address
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Country
Switzerland
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Secondary sponsor category [1]
915
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University
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Name [1]
915
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Christchurch Cardioendocrine Research Group
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Address [1]
915
0
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Country [1]
915
0
New Zealand
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Southern Health and Disability Ethics Committee
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Ethics committee address [1]
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https://ethics.health.govt.nz/about/southern-health-and-disability-ethics-committee/
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Ethics committee country [1]
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New Zealand
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Date submitted for ethics approval [1]
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Approval date [1]
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24/04/2005
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Ethics approval number [1]
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URB/04/12/010
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Summary
Brief summary
This is a pilot study to test the ability of the heart hormones plasma NT-proBNP and/or BNP to distinguish early structural and/or functional cardiac changes in asymptomatic subjects at risk of later adverse cardiac outcomes. 100 people in all will be invited to take part. Fifty will be asymptomatic, aged 45-65 years with treated or untreated hypertension of 10 or more years duration any of whom may or may not have additional risk factors, including diabetes, dyslipidaemia, obesity. None of these subjects will have any overt cardiovascular medical history. The other fifty people will be age, gender and BMI-matched unmedicated controls with no history of cardiovascular risk factors or events and with normal findings on physical examination. Both groups will have normal renal function. All participants will be asked to attend one outpatient clinic for: Full medical history. Physical examination including full cardiovascular examination and recording of age, gender, height, weight, waist circumference, heart rate, blood pressure, heart sounds and venous pressure. Recording of any medications. Routine haematology, biochemistry including haemoglobin, white cell count, creatinine, Na, K, fasting sugar and lipid profile. Echocardiography with full assessment of dimensions and both systolic and diastolic function. Blood sampling for plasma BNP and NT-proBNP A second attendance will be required for a Cardiac magnetic resonance scanning to measure left ventricular mass will be performed.
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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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Professor Richard Troughton
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Address
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Christchurch Heart Institute
University of Otago, Christchuch
PO Box 4345
Christchurch 2014
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Country
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New Zealand
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Phone
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+643 3640640
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Fax
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Email
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Richard
[email protected]
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Contact person for public queries
Name
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Dr Richard Troughton
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Address
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Department of Medicine
Christchurch School of Medicine & Health Sciences
PO Box 4345
Christchurch 8015
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Country
9743
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New Zealand
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Phone
9743
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+64 3 3640640
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Fax
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+64 3 3641115
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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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Lorraine Skelton
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Address
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Department of Medicine
Christchurch School of Medicine & Health Sciences
PO Box 4345
Christchurch 8015
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Country
671
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New Zealand
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Phone
671
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+64 3 3640640
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Fax
671
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+64 3 3641115
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Email
671
0
[email protected]
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Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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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.
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