Laryngeal Contact GranulomaNCT01967693
Characterization of Laryngeal Contact Granulomas: Retrospective Analysis of Symptoms, Promotive Factors and Therapy
An observational study of Laryngeal Contact Granuloma, run by University of Zurich at 1 site in Switzerland.
Trial summary
Retrospective analysis of data from patients with laryngeal contact granulomas in order to identify possible differences and/or similarities between the cases and in order to determine whether and which conclusions can be drawn on disease and therapy. Read more about this study
- Who is it for?
- Ages 18 to 90 years
- Conditions the study is for
- Laryngeal Contact Granuloma
- What is being tested?
- Retrospective analysis of data
- Type of treatment
- Surgery or procedure
- How many people
- 42 participants
- Where
- 1 siteSwitzerland
- Study dates
- Mar 2008to Aug 2013
- 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 to 90 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Study population: Former patients with laryngeal contact granuloma who were treated in this hospital.
Who may be able to join
- Laryngeal contact granuloma in adults with documentation of symptoms, possible causes, therapy and outcome
Who cannot join
- Incomplete information on the diagnosis laryngeal contact granuloma (symptoms, promotive factors, findings)
Trial locations and contacts
1 site in 1 country.
Switzerland1 site
University Hospital Zurich, Division of Otorhinolaryngology
Zurich, Canton of Zurich, 8091
About this study
Retrospective analysis of data from patients with laryngeal contact granulomas in order to identify possible differences and/or similarities between the cases and in order to determine whether and which conclusions can be drawn on disease and therapy.
Read the detailed description
This is a retrospective analysis of data from patients with laryngeal contact granulomas in order to identify possible differences and/or similarities between the cases and in order to determine whether and which conclusions can be drawn on disease and therapy.
- Conditions
- Laryngeal Contact Granuloma
- Being tested
- Retrospective analysis of data
- Keywords
- Laryngeal contact granuloma, Treatment type, Outcome
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Retrospective analysis of dataProcedure or surgery
Retrospective data analysis
What is being measured
The primary outcome is the main question the study is designed to answer.
Percentage of patients with similar therapy outcome as a measure of therapy predictability
Data from patients with laryngeal contact granuloma are analyzed retrospectively as to wether similar pathologies and treatment lead to similar outcome.
Measured: 4 to 6 months after finishing the therapy
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted23 Oct 2013 (estimated)
- Study startMar 2008
- Primary completionAug 2012
- Study completionAug 2013
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Laryngeal Contact GranulomaStudies of the same condition, open and under way.
- More trials run by University of ZurichThe 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
- Observational model
- Case only
- Time perspective
- Retrospective
- Enrolment
- 42 participants (actual)
Sponsor and investigators
- Lead sponsor
- University of Zurich
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor
- Investigators
- Jörg E. Bohlender, KD Dr. med., Principal investigator, University Hospital Zurich, Division of Otorhinolaryngology
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01967693
- Sponsor's protocol ID
- BJ_04_04_2012
- Status last verified
- May 2016
- First submitted
- 18 Sep 2013
- Last updated
- 16 May 2016
- Results posted
- No
- Data monitoring committee
- No
Study at a glance
From the registry record, last updated by the sponsor on 16 May 2016. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Characterization of Laryngeal Contact Granulomas: Retrospective Analysis of Symptoms, Promotive Factors and Therapy
- ClinicalTrials.gov ID
- NCT01967693
- Acronym / sponsor ID
- BJ_04_04_2012
- Conditions
- Laryngeal Contact Granuloma
- Keywords
- Laryngeal contact granuloma, Treatment type, Outcome
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 42 participants (actual)
- Lead sponsor
- University of ZurichUniversity, hospital or other
- Study start
- Mar 2008
- Primary completion
- Aug 2012 (actual)
- Study completion
- Aug 2013 (actual)
- First posted
- 23 Oct 2013 (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 data from patients with laryngeal contact granulomas in order to identify possible differences and/or similarities between the cases and in order to determine whether and which conclusions can be drawn on disease and therapy.
Detailed description
This is a retrospective analysis of data from patients with laryngeal contact granulomas in order to identify possible differences and/or similarities between the cases and in order to determine whether and which conclusions can be drawn on disease and therapy.
Study design
- Observational model
- Case only
- Time perspective
- Retrospective
Who may qualify
- Ages
- 18 to 90 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
- Study population
- Former patients with laryngeal contact granuloma who were treated in this hospital.
Key inclusion criteria (1 listed)
- Laryngeal contact granuloma in adults with documentation of symptoms, possible causes, therapy and outcome
Key exclusion criteria (1 listed)
- Incomplete information on the diagnosis laryngeal contact granuloma (symptoms, promotive factors, findings)
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Retrospective analysis of dataRetrospective data analysis | Procedure or surgery | – |
Primary outcome
Percentage of patients with similar therapy outcome as a measure of therapy predictability
Time frame: 4 to 6 months after finishing the therapy
Data from patients with laryngeal contact granuloma are analyzed retrospectively as to wether similar pathologies and treatment lead to similar outcome.
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 16 May 2016.
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.
Jörg E. Bohlender, KD Dr. med. principal investigator
University Hospital Zurich, Division of Otorhinolaryngology
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Laryngeal Contact Granuloma, run by University of Zurich at 1 site in Switzerland.
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 16 May 2016. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Switzerland. Whether a site is taking part right now should be confirmed with that site. See every site.
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?
Percentage of patients with similar therapy outcome as a measure of therapy predictability (time frame: 4 to 6 months after finishing the therapy). 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 16 May 2016.