Pupil ExaminationNCT02978092
Monochromatic Digital-Pupillometry With Two Automated Devices in Comparison to Manual Measurements on Digital Photographs
An observational study of Pupil Examination, run by University Hospital Tuebingen.
Trial summary
Retrospective, analysis of three different methods to measure patients' pupil diameters Read more about this study
- Who is it for?
- Any age
- Conditions the study is for
- Pupil Examination
- How many people
- 15 participants
- Where
- No sites listed yet
- Study dates
- Apr 2016to Nov 2016
- 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 Any age
- All sexes
- Child, Adult, Older adult
Study population: patients of a university eye-hospital which underwent examinations for refractive or cataract surgery
Who may be able to join
- usable measurement values from three different examinations
Who cannot join
- bad image quality
About this study
Retrospective, analysis of three different methods to measure patients' pupil diameters
- Conditions
- Pupil Examination
What is being measured
The primary outcome is the main question the study is designed to answer.
Pupils' diameter
Measurement of patients pupil diameter with several methods
Measured: September 2016
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted30 Nov 2016 (estimated)
- Study startApr 2016
- Primary completionSep 2016
- Study completionNov 2016
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Pupil ExaminationStudies of the same condition, open and under way.
- More trials run by University Hospital TuebingenThe sponsor's other registered studies.
- 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
- Time perspective
- Retrospective
- Enrolment
- 15 participants (actual)
Sponsor and investigators
- Lead sponsor
- University Hospital Tuebingen
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Dr. Martin Leitritz, University Hospital Tuebingen
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02978092
- Sponsor's protocol ID
- 3
- Status last verified
- Nov 2016
- First submitted
- 26 Nov 2016
- Last updated
- 1 Dec 2016
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 1 Dec 2016. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Monochromatic Digital-Pupillometry With Two Automated Devices in Comparison to Manual Measurements on Digital Photographs
- ClinicalTrials.gov ID
- NCT02978092
- Acronym / sponsor ID
- 3
- Conditions
- Pupil Examination
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 15 participants (actual)
- Lead sponsor
- University Hospital TuebingenUniversity, hospital or other
- Study start
- Apr 2016
- Primary completion
- Sep 2016 (actual)
- Study completion
- Nov 2016 (actual)
- First posted
- 30 Nov 2016 (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.
Retrospective, analysis of three different methods to measure patients' pupil diameters
Study design
- Time perspective
- Retrospective
Who may qualify
- Sex
- All
- Age groups
- Child, Adult, Older adult
- Study population
- patients of a university eye-hospital which underwent examinations for refractive or cataract surgery
Key inclusion criteria (1 listed)
- usable measurement values from three different examinations
Key exclusion criteria (1 listed)
- bad image quality
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
Pupils' diameter
Time frame: September 2016
Measurement of patients pupil diameter with several methods
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 1 Dec 2016.
Related trials for Pupil Examination
Recruiting
Promoting Pupils' Physical Literacy
Literacy
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 Pupil Examination, run by University Hospital Tuebingen.
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: finished, as of the sponsor's last update on 1 Dec 2016. 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?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
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.
What does the primary outcome measure?
Pupils' diameter (time frame: September 2016). It is what the study was designed to measure, not a finding.
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 1 Dec 2016.