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Trial registered on ANZCTR
Registration number
ACTRN12614000764639
Ethics application status
Approved
Date submitted
3/02/2014
Date registered
17/07/2014
Date last updated
17/07/2014
Type of registration
Prospectively registered
Titles & IDs
Public title
Overnight Pulse Oximetry in Preterm Infants - The Role of Oximetry Averaging Times
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Scientific title
The effect of shorter versus longer oximeter averaging times on desaturation events in preterm infants in NICU undergoing overnight pulse oximetry.
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Secondary ID [1]
283799
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Nil known
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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:
Chronic neonatal lung disease
290777
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Prematurity
292474
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Condition category
Condition code
Reproductive Health and Childbirth
291140
291140
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0
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Complications of newborn
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Respiratory
292784
292784
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0
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Other respiratory disorders / diseases
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Intervention/exposure
Study type
Observational
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Patient registry
False
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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
Pulse oximeter is widely used in the NICU as a way of assessing oxygenation in newborn infants. A sensor is attached to upper or lower limbs. The device utilises light in the red and near-infrared spectrum and the absorption of these two light pulses is dependant on the levels of oxygenated and deoxygenated hemoglobin in the tissue; the device algorithm subsquently converts these into a readout of arterial oxygenation. Pulse oximeter with 2 or 8 seconds averaging time will be utilised continuous over 1 night when the infant has an overnight oximetry performed.
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Intervention code [1]
288483
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Not applicable
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Comparator / control treatment
A Masimo pulse oximeter is used for measuring oxygenation non-invasively. Clinical pulse oximeter with 8 seconds averaging time and a will be utilised continuously over 1 night as per standard NICU overnight oximetry protocol.
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Control group
Active
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Outcomes
Primary outcome [1]
291130
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Desaturation events detected by analysis software (ProFoX)- defined as SpO2 levels < 90%
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Assessment method [1]
291130
0
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Timepoint [1]
291130
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Completion of overnight pulse oximetry study
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Primary outcome [2]
291131
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Episodes of desaturation, defined as oxygen saturation less than the current target of 90%. Various levels of desaturations will also be delineated, namely <85%, <80% and less than 70%. This will be assessed utilising analysis software ProFox and also analysis utilising LabChart software.
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Assessment method [2]
291131
0
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Timepoint [2]
291131
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Completion of the overnight pulse oximetry study, i.e. the desaturation episodes that occured during the study.
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Primary outcome [3]
292472
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Reports by the Respiratory Paediatrician of their interpretation of the PROFOX oximeter reports
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Assessment method [3]
292472
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Timepoint [3]
292472
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After the completion of the study
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Secondary outcome [1]
309392
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Median SpO2 levels from data collected by ProFox and LabChart software.
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Assessment method [1]
309392
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Timepoint [1]
309392
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Completion of the overnight pulse oximetry study.
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Eligibility
Key inclusion criteria
All infants who are in the NICU at Monash Newborn born less than 32 weeks gestation who meet the ANZNN criteria for CNLD who require overnight pulse oximetry
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Minimum age
No limit
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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
Where parental consent cannot be obtained
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Study design
Purpose
Screening
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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
Not yet recruiting
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Date of first participant enrolment
Anticipated
21/07/2014
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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
24
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
VIC
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Recruitment hospital [1]
1867
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Monash Medical Centre - Clayton campus - Clayton
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Recruitment postcode(s) [1]
7651
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3168 - Clayton
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Funding & Sponsors
Funding source category [1]
288457
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University
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Name [1]
288457
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Monash University
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Address [1]
288457
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246 Clayton Road
Clayton
VIC 3168
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Country [1]
288457
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Australia
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Primary sponsor type
University
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Name
Department of Paediatrics, Monash University
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Address
246 Clayton Road
Clayton
VIC 3168
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Country
Australia
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Secondary sponsor category [1]
287160
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None
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Name [1]
287160
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Address [1]
287160
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Country [1]
287160
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
290326
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Human Research Ethics Committee B
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Ethics committee address [1]
290326
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Monash Medical Centre 246 Clayton Road Clayton VIC 3168
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Ethics committee country [1]
290326
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Australia
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Date submitted for ethics approval [1]
290326
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Approval date [1]
290326
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15/11/2013
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Ethics approval number [1]
290326
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13361B
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Summary
Brief summary
Premature infants often need to receive additional oxygen treatment. Usually this is because they have a lung condition called chronic lung disease. To ensure that the right amount of oxygen is given to them, we routinely use a sensor (or probe) that tells us the oxygen level in the baby’s blood. This is the oxygen meter (pulse oximeter); that is a devices that measures the level of oxygen in the body. This sensor does not cause any harm or discomfort to the baby. Our team of doctors and nurses use a test that we call “overnight oximetry study” or simply “ a download”. The test involves using the measurements from the oxygen meter to tell them if the baby still needs oxygen treatment. There are some standard settings (in detail, the “averaging time” of the pulse oximeter) that most hospital put on their oxygen meters. To date, there has been no study to tell us which “averaging time” is best suited for this purpose. The aim of our study is investigate which averaging time(s) is(/are) most effective for the “overnight oximetry study” in premature babies when doctors use them to check when the babies are ready to stop oxygen treatment.
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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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Dr Kenneth Tan
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Address
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Monash Newborn
Monash Medical Centre
246 Clayton Road
Clayton
VIC 3168
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Country
45106
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Australia
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Phone
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+61-3-95945191
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Fax
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Email
45106
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[email protected]
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Contact person for public queries
Name
45107
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Kenneth Tan
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Address
45107
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Monash Newborn
Monash Medical Centre
246 Clayton Road
Clayton
VIC 3168
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Country
45107
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Australia
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Phone
45107
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+61-3-95945191
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Fax
45107
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Email
45107
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[email protected]
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Contact person for scientific queries
Name
45108
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Kenneth Tan
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Address
45108
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Monash Newborn
Monash Medical Centre
246 Clayton Road
Clayton
VIC 3168
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Country
45108
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Australia
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Phone
45108
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+61-3-95945191
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Fax
45108
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Email
45108
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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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