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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT02143791
Registration number
NCT02143791
Ethics application status
Date submitted
19/05/2014
Date registered
21/05/2014
Date last updated
8/07/2024
Titles & IDs
Public title
Evaluate St Jude Medical Prodigy Neuromodulation for FBSS or Chronic Pain of the Trunk and/or Limbs
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Scientific title
A Post-market Study Evaluating the Prodigy Neuromodulation System for the Management of Failed Back Surgery Syndrome or Chronic Intractable Pain of the Trunk and/or Limbs.
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Secondary ID [1]
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NM-13-038-ID-SC
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Universal Trial Number (UTN)
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Trial acronym
Prodigy-I
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Chronic Pain
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Condition category
Condition code
Neurological
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Other neurological disorders
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Musculoskeletal
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Other muscular and skeletal disorders
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Experimental: Burst and Tonic stimulation - All subjects were required to receive BurstDR stimulation therapy for the first 3 months after permanent implant. Thereafter the stimulation mode could be changed to tonic stimulation depending on patient's preference or physician's discretion.
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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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Percentage Change From Baseline in Overall VAS at 3 Months
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Assessment method [1]
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Percentage change in pain relief at the 3- month follow-up visit compared to baseline visit, as measured by the Visual Analog Scale (VAS). The VAS scale with a 10 cm (or 100 mm) line to indicate pain intensity progression with no pain (0) on the left end and worst pain (100) on the right end. Percent change is calculated as "\[(post baseline baseline)/baseline\] \*100%" with positive numbers to represent increases and negative numbers to represent decreases.
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Timepoint [1]
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3 months
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Secondary outcome [1]
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Pain Relief
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Assessment method [1]
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Patient reported pain relief. Patients were asked to evaluate their pain relief over the past week in percentage with 0% being no pain relief and 100% being complete pain relief.
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Timepoint [1]
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3 Months
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Secondary outcome [2]
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Pain Relief
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Assessment method [2]
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Patient reported pain relief. Patients were asked to evaluate their pain relief over the past week in percentage with 0% being no pain relief and 100% being complete pain relief.
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Timepoint [2]
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6 Months
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Secondary outcome [3]
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Pain Relief
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Assessment method [3]
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Patient reported pain relief. Patients were asked to evaluate their pain relief over the past week in percentage with 0% being no pain and 100% being complete pain relief.
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Timepoint [3]
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12 Months
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Secondary outcome [4]
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Change in Pain Catastrophizing Scale
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Assessment method [4]
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The pain catastrophizing scale (PCS) is a validated scale containing 13 items to assess thoughts and feelings about pain while a person is experiencing pain. The total of all 13 items results in a minimum of 0 and a maximum of 54; scores above 30 indicate clinically significant pain catastrophizing. The mean change was calculated based on the value at 12 months minus the value at baseline.
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Timepoint [4]
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12 Months
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Secondary outcome [5]
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Number of Participants With Analgesic Reduction
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Assessment method [5]
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Patient reported analgesic usage during the 4 weeks preceding the 12-month follow-up visit, compared to the baseline visit. The amount of patients who decreased the dose are reported.
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Timepoint [5]
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12 Months
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Secondary outcome [6]
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Change in Quality of Life
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Assessment method [6]
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Subjects were provided with the Euroqol-5 dimensions (EQ-5D) questionnaire at baseline and 12 Months follow-up visit. In that questionnaire, subjects were asked to indicate a score for their health on a scale where 100 would mean 'the best state he/she can imagine' and 0 would be the 'worst state he/she can imagine).
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Timepoint [6]
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Baseline and 12 Months
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Secondary outcome [7]
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Rate of Serious Adverse Events and/or Procedure/Device-related Adverse Events
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Assessment method [7]
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Adverse device effects were defined as adverse events related to the study procedures or the device. Serious events were those that resulted in-patient or prolonged hospitalization or were life-threatening.
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Timepoint [7]
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from enrollment to 12 months follow up
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Secondary outcome [8]
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Paresthesia Mapping at 3 Months Compared to the Empower Study
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Assessment method [8]
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Paresthesia mapping is expressed in percent of paresthesia areas as indicated by the patient on a gender specific body diagram. 87 subjects with Burst stimulation at 3 Months (Prodigy-I) were compared to 134 subjects with tonic stimulation at 3 Months (Empower).
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Timepoint [8]
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3 Months
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Eligibility
Key inclusion criteria
* Patient with chronic, intractable pain of the trunk and/or limbs, including unilateral or bilateral pain associated with the following: failed back surgery syndrome or intractable low back and/or leg pain
* Patient diagnosed with radiculopathy
* Patient diagnosed with neuropathic pain
* Patient is considered by the investigator as a candidate for implantation of a SCS system
* Patient is = 18 years of age
* Patient must be willing and able to comply with study requirements
* Patient must indicate his/her understanding of the study and willingness to participate by signing an appropriate Informed Consent Form
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Minimum age
18
Years
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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
* Patient is diagnosed with ischemic pain
* Patient is diagnosed with arachnoiditis
* Patient is diagnosed with complex regional pain syndrome (CRPS I and II)
* Patient is diagnosed with peripheral vascular disease (PVD)
* Patient is diagnosed with diabetic neuropathic pain
* Patient is diagnosed with chronic migraine
* Patient is immune-compromised
* Patient has history of cancer requiring active treatment in the last 6 months
* Patient has a documented history of substance abuse (narcotics, alcohol, etc.) or substance dependency in the last 6 months
* Patients with a SCS system or implantable infusion pump implanted previously
* Patient has a life expectancy of less than one year
* Patient is pregnant or is planning to become pregnant during the duration of the investigation
* Patient is unable to comply with the follow up schedule
* Patient needing legally authorized representative
* Patient unable to read and write
* Patient is currently participating in another clinical investigation with an active treatment arm.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
NA
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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)
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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
Single group
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Other design features
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Phase
NA
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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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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/06/2014
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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
1/10/2016
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Sample size
Target
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Accrual to date
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Final
126
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Recruitment in Australia
Recruitment state(s)
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Recruitment hospital [1]
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Metro Spinal Clinic - Caulfield
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Recruitment hospital [2]
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Frankston Pain Management - Frankston
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Recruitment hospital [3]
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Epworth Hospital - Richmond
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Recruitment postcode(s) [1]
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3162 - Caulfield
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Recruitment postcode(s) [2]
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- Frankston
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Recruitment postcode(s) [3]
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- Richmond
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Recruitment outside Australia
Country [1]
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Belgium
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State/province [1]
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Antwerp
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Germany
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Duesseldorf
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Germany
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Gera
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Germany
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Köln
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Germany
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Magdeburg
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Germany
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Tubingen
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Ireland
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Dublin
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Italy
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Napoli
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Italy
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Pisa
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Italy
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Roma
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Netherlands
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Enschede
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Netherlands
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Nieuwegein
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Netherlands
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State/province [13]
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Velp
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Spain
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State/province [14]
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Sevilla
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Sweden
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State/province [15]
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Uppsala
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United Kingdom
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State/province [16]
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Leeds
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United Kingdom
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London
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Country [18]
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United Kingdom
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State/province [18]
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Middlesbrough
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Abbott Medical Devices
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The purpose of this study is to confirm long term efficacy and safety of the ProdigyTM neuromodulation system in the management of failed back surgery syndrome or chronic intractable pain of the trunk and/or limbs.
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Trial website
https://clinicaltrials.gov/study/NCT02143791
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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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Tony Van Havenbergh
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Address
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St Augustinus, Wilrijk, Belgium
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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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Address
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Fax
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Email
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Contact person for scientific queries
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
No documents have been uploaded by study researchers.
Results are available at
https://clinicaltrials.gov/study/NCT02143791
Download to PDF