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Trial registered on ANZCTR
Registration number
ACTRN12614000716662
Ethics application status
Approved
Date submitted
26/05/2009
Date registered
7/07/2014
Date last updated
7/07/2014
Type of registration
Retrospectively registered
Titles & IDs
Public title
Formation of bilirubin photoisomers in optimalized phototherapy of neonatal jaundice.
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Scientific title
Early Isomerization of Bilirubin in Optimized phototherapy of neonatal jaundice
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Secondary ID [1]
284849
0
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:
Neonatal jaundice
236940
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Condition category
Condition code
Reproductive Health and Childbirth
292665
292665
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0
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Childbirth and postnatal care
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Reproductive Health and Childbirth
292666
292666
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0
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Complications of newborn
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Intensified phototherapy with single fluorescent unit (one Bilicompact light) vs Double fluorescent unit (double bilicompact. light) vs phototherapy with Photodiodes (Neoblue).
The neoBLUE unit emits blue LED light in the 450-470 nm with peak at 468 nm spectrum. This range corresponds to the bilirubin peak absorption wavelength of 458 nm.
BiliCompact contains ten 9W,12.7-cm length fluorescent bulbs (BAM/PL9/52, Ralutec 9W/71 G 23). These bulbs have broad Gaussian emission spectra roughly from 400 -525 nm with a peak at 450 nm and intense mercury emission lines at 405, 436, and 546 nm
Arm 1: Single phototherapy provided by one unit neoBLUE `Trademark`
Arm 2: Single phototherapy with single unit BiliCompact.`Trademark`. Arm 3: Double phototherapy was administered by two units BiliCompact`Trademark`.
We will take blood sample to analyse bilirubin photoisomer right befor starting phototherapy, after 30 min.60 min, 120 min Duration of phototherapy depends on the patient's response to phototherapy and how quickly falls serum total bilirbin. For this study, all children receive phototherapy at least 2-4 hours, because we are interested to see how quickly formed fotoisomerer after 15 min, 30min, 60 min, 120 min and 240 min.and 240 min. during phototherapy.
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Intervention code [1]
236637
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Treatment: Other
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Comparator / control treatment
In our study we compare the effect of these types of phototherapy. We ciompared singel flourescent vs. single LED photodiodes vs double flourescent phototherapy.
By conventional phototherapy means the standard phototherapy which uses usually in the department, here is flourescent phototherapy. We would use intensive phototherapy to babies which needs phototherapy according to national Norwegean guidelines.
Phototherapy will provide by flourescent units
(1 or 2 lamps Bilicompact) and with single photodiodes (neoBLUE) unit at distance of 20 cm.The bed of patient will be covered inside with white linen and by hanging white linen around the unit .
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Control group
Active
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Outcomes
Primary outcome [1]
238022
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Formation of bilirubin isomers.
Stereoisomers of bilirubin formed during phototherapy.
We will measure these photoisomers by HPLC method. HPLC ( High-performance Liquid Chromaatography) for analyse of photoisomer.W will measure photoisomers who formed at 0 min, 15 min, 30 min., 60 min, 120 min & 240 min.
HPLC method: Bilirubin isomer were analyzed on a Dionex ultimate 3000 system , including a multiple wavelength detector ( Dionex, Sunnyvale, CA). The collumn used for HPLC was Kinetex core-shell 2,6 um C-18 ( 15 x0,46 cm).
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Assessment method [1]
238022
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Timepoint [1]
238022
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From onset phototherapy until maximum 4 hours as function of time.
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Secondary outcome [1]
242157
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Duration of phototherapy.
Measuring the time of phototherapy.
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Assessment method [1]
242157
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Timepoint [1]
242157
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0, 15, 30, 60, 120, 240 min.
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Eligibility
Key inclusion criteria
Neonates with jaundice.
( Only neonate with jaundiice with BW > 1000 g)
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Minimum age
1
Hours
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Maximum age
2
Weeks
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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
Premature infants < 1000 g body weight
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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)
Accepted by the local ethics committee. Informed consent from the parents. Closed envelopes with infomation of which treatment to provide.(random sorted)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Enrolled infants were randomized by drawing of sealed envelopes, to be treated with:
1) single fluorescent phototherapy (BiliCompact Infant or
2) double fluorescent phototherapy (BiliCompact), or
3) single unit photodiodes
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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
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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
Completed
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Date of first participant enrolment
Anticipated
15/05/2009
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Actual
28/05/2009
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Date of last participant enrolment
Anticipated
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Actual
18/01/2012
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
42
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Accrual to date
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Final
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Recruitment outside Australia
Country [1]
6186
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Norway
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State/province [1]
6186
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Funding & Sponsors
Funding source category [1]
289512
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Self funded/Unfunded
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Name [1]
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Unfunded
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Address [1]
289512
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Country [1]
289512
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Primary sponsor type
University
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Name
Faculty of Medicine, University of Oslo
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Address
Faculty of Medicine
PO BOX 1078 Blindern, 0316 Oslo, Norway
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Country
Norway
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Secondary sponsor category [1]
288199
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None
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Name [1]
288199
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None
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Address [1]
288199
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Country [1]
288199
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
271971
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Regional Comitee for medical research ethics, South East Norway
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Ethics committee address [1]
271971
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Postboks 1130 Blindern 0318 Oslo
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Ethics committee country [1]
271971
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Norway
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Date submitted for ethics approval [1]
271971
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03/01/2009
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Approval date [1]
271971
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14/01/2009
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Ethics approval number [1]
271971
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S-06385a
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Summary
Brief summary
Bilirubin photoisomers theoretically should be less able to cross the blood-brain barrier.Therfore it is of interest to study early bilirubin izomerization during phototherapy.
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Trial website
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Trial related presentations / publications
Mrehil k, Nakstad B, McDonaugh A.F, Hansen TWR. Early Isomerization of bilirubin in intensive phototherapy of neonatal jaundice. Ped Acad Sos 2842.403 SPAE-2009-0332 - Reversibility of acute intermediate phase bilirubin encephalopathy Hansen TWR et al. Acta Ped (in press)
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Public notes
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Contacts
Principal investigator
Name
29647
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Dr Khalaf Mreihil
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Address
29647
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Department of Pediatrics and Adolescent medicine,
Akerhus University Hospital,
Sykehusveien
1472-Lorenskog
Norway
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Country
29647
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Norway
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Phone
29647
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+4791337607
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Fax
29647
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Email
29647
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[email protected]
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Contact person for public queries
Name
12894
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Khalaf Mreihil
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Address
12894
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Department of Pediatrics and Adolescent medicine,
Akerhus University Hospital,
Sykehusveien
1472-Lorenskog
Norway
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Country
12894
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Norway
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Phone
12894
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+47 91 33 76 07
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Fax
12894
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Email
12894
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[email protected]
;
[email protected]
;
[email protected]
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Contact person for scientific queries
Name
3822
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Hansen Thor Willy Ruud.
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Address
3822
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Women and Infants’ Division,
Oslo University Hospital-Rikshospitalet
Sognsvannsveien 20
0027-Oslo
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Country
3822
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Norway
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Phone
3822
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+4723074573
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Fax
3822
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Email
3822
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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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