MyopiaNCT01678729
Does Pupil Size Matters in Refractive Surgery?
An observational study of Myopia, run by Ziv Hospital.
Trial summary
To determine the influence of pupil size in refractive surgery. If any influence exist. Read more about this study
- Who is it for?
- Ages 18 years and olderHealthy volunteers can take part
- Conditions the study is for
- Myopia
- How many people
- 60 participants
- Where
- No sites listed yet
- Study dates
- Jan 2009to not given
- Phase
- Observational
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- Healthy volunteers accepted
- Adult, Older adult
Study population: myopic patiens who did refractive surgery
Who may be able to join
- above 18 years suffers from myopia
Who cannot join
- suffer from keratoconus younger than 18 years old had previous eye surgery.
About this study
To determine the influence of pupil size in refractive surgery. If any influence exist.
- Conditions
- Myopia
- Keywords
- refractive surgery, pupil, Pupil size
- Medical subject headings
- Myopia
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted5 Sep 2012 (estimated)
- Study startJan 2009
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for MyopiaStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Retrospective
- Enrolment
- 60 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Ziv Hospital
- Sponsor type
- Other government
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01678729
- Sponsor's protocol ID
- 0049-12-ZIV
- Status last verified
- Aug 2012
- First submitted
- 30 Aug 2012
- Last updated
- 5 Sep 2012
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 5 Sep 2012. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Does Pupil Size Matters in Refractive Surgery?
- ClinicalTrials.gov ID
- NCT01678729
- Acronym / sponsor ID
- 0049-12-ZIV
- Conditions
- Myopia
- Keywords
- refractive surgery, pupil, Pupil size
- Study type
- Observational
- Recruitment status
- Unknown status
- Enrolment
- 60 participants (estimated)
- Lead sponsor
- Ziv HospitalOther government
- Study start
- Jan 2009
- First posted
- 5 Sep 2012 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
To determine the influence of pupil size in refractive surgery. If any influence exist.
Study design
- Observational model
- Cohort
- Time perspective
- Retrospective
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Adult, Older adult
- Study population
- myopic patiens who did refractive surgery
Key inclusion criteria (1 listed)
- above 18 years suffers from myopia
Key exclusion criteria (1 listed)
- suffer from keratoconus younger than 18 years old had previous eye surgery.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Primary outcome
Not reported in the source record.
Results and safety
Results are not available in the source record.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 5 Sep 2012.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
The record lists no contact. Use the official record to reach the sponsor.
Questions about this trial
What is this clinical trial studying?
An observational study of Myopia, run by Ziv Hospital.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: status not confirmed, as of the sponsor's last update on 5 Sep 2012. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
Results are not available in the source record.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Sep 2012.