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Trial registered on ANZCTR
Registration number
ACTRN12612000154808
Ethics application status
Approved
Date submitted
1/02/2012
Date registered
3/02/2012
Date last updated
15/03/2012
Type of registration
Prospectively registered
Titles & IDs
Public title
Evaluation of ocular health and comfort in non spectacle wearer and non contact lens wearers (emmetropes) for three months
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Scientific title
Prospective, single group clinical trial where a minimum of 40 participants (non spectacle and non contact lens wearers) will be assessed for a total of three months, for ocular surface characteristics and subjective responses such as comfort
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Secondary ID [1]
279846
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Nil
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Universal Trial Number (UTN)
U1111-1127-6579
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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:
Ocular health
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Ocular comfort/discomfort
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Condition category
Condition code
Eye
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0
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Normal eye development and function
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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
Ocular health (by visual acuity measurements, autorefraction/subjective refraction, slitlamp examination of the anterior eye) and comfort (by subjective comfort questionnaires) of non spectacle and non contact lens wearers are assessed at the baseline, 2 hours, 2 weeks, 1 month and 3 months after the baseline over the course of the trial. The number of recruited participants may change to ensure the drop out number does not reduce the sample size to a level below what is required for the demonstration of statistical power and significance.
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Intervention code [1]
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Not applicable
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Comparator / control treatment
No treatment
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Control group
Uncontrolled
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Outcomes
Primary outcome [1]
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Ocular health by assessing ocular redness, corneal and conjunctival fluorescein staining using slitlamp examination of the anterior eye
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Assessment method [1]
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Timepoint [1]
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Measured at Baseline, 2 Weeks after Baseline, 1 Month after Baseline and 3 Months after Baseline. It may also be measured at any unscheduled visits during the trial.
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Primary outcome [2]
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Subjective comfort ratings measured with a Numeric Rating Scale of 1 to 10.
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Assessment method [2]
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Timepoint [2]
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Measured at Baseline, 2 Weeks after Baseline, 1 Month after Baseline and 3 Months after Baseline. It may also be measured at any unscheduled visits during the trial.
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Secondary outcome [1]
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Nil
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Assessment method [1]
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Timepoint [1]
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Nil
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Eligibility
Key inclusion criteria
Able to read and comprehend English and give informed consent as demonstrated by signing a record of informed consent.
Be at least 18 years old, male or female.
Willing to comply with the clinical trial visit schedule as directed by the Investigator.
Have ocular health findings considered to be “normal” and which would not prevent the participant from safely participating.
Have a ocular prescription between +/- 0.50D (inclusive), ie no need for correction
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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?
Yes
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Key exclusion criteria
Any pre-existing ocular irritation, injury or condition (including infection or disease) of the cornea, conjunctiva or eyelids.
Any systemic disease that adversely affects ocular health e.g. diabetes, Graves disease, and auto immune diseases such as ankylosing spondylitis, multiple sclerosis, Sjogrens syndrome and systemic lupus erythematosus. Conditions such as systemic hypertension and arthritis do not automatically exclude prospective participants.
Use of or a need for concurrent category S3 and above ocular medication at enrolment and/or during the clinical trial.
Use of or a need for any systemic medication or topical medications which may alter normal ocular findings / are known to affect a participant’s ocular health / physiology or contact lens performance either in an adverse or beneficial manner at enrolment and/or during the clinical trial. NB: Systemic antihistamines are allowed on an “as needed basis”, provided they are not used prophylactically during the trial
Eye surgery within 12 weeks immediately prior to enrolment for this trial.
Previous corneal refractive surgery.
Currently enrolled in another clinical trial.
Participation in a clinical trial within the previous 2 weeks
Pregnancy
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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
Recruiting
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Date of first participant enrolment
Anticipated
28/02/2012
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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
40
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
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Funding & Sponsors
Funding source category [1]
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Charities/Societies/Foundations
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Name [1]
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Brien Holden Vision Institute
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Address [1]
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Level 5 North Wing Rupert Myers Buidling, Gate 14 Barker Street, UNSW Sydney NSW 2052
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Country [1]
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Australia
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Primary sponsor type
Charities/Societies/Foundations
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Name
Brien Holden Vision Institute
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Address
Level 5 North Wing Rupert Myers Buidling, Gate 14 Barker Street, UNSW Sydney NSW 2052
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Country
Australia
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Bellberry Human Research Ethics Committee
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Ethics committee address [1]
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229 Greenhill Road, Dulwich, South Australia 5065
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Ethics committee country [1]
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Australia
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Date submitted for ethics approval [1]
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05/01/2012
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Approval date [1]
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27/01/2012
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Ethics approval number [1]
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2011-12-586
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Summary
Brief summary
The results from this study will allow for further understanding of the ocular surface response and subjective comfort responses of the emmetropic population. The insight into the subjective comfort responses of this population can further enhance knowledge in the subjective comfort responses of the spectacle and contact lens wearing populations. The hypothesis of this study is that there will be no difference in ocular health and comfort in emmetropes over the course of three months.
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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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Address
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Country
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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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Jennie Diec
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Address
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Level 5, North Wing Rupert Myers Building, Gate 14, Barker Street UNSW Sydney NSW 2052
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Country
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Australia
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Phone
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+61 2 9385 7516
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Fax
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+61 2 9385 7401
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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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Jennie Diec
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Address
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Level 5, North Wing Rupert Myers Building, Gate 14, Barker Street UNSW Sydney NSW 2052
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Country
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Australia
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Phone
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+61 2 9385 7516
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Fax
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+61 2 9385 7401
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Email
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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.
Download to PDF