Tube Versus Trabeculectomy (TVT) Study
Public ClinicalTrials.gov record NCT00306852. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of the Tube Versus Trabeculectomy (TVT) Study is to compare the safety and efficacy of nonvalved tube shunt surgery to trabeculectomy with mitomycin C in patients with previous ocular surgery.
Study identification
- NCT ID
- NCT00306852
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 212 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 85 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 30, 1999
- Primary completion
- Mar 31, 2009
- Completion
- Apr 30, 2009
- Last update posted
- Nov 24, 2015
1999 – 2009
United States locations
- U.S. sites
- 16
- U.S. states
- 12
- U.S. cities
- 16
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Scripps Clinic | La Jolla | California | 92036 | — |
| University of Southern California | Los Angeles | California | 90033 | — |
| University of California Davis | Sacramento | California | 95817 | — |
| University of Florida | Gainesville | Florida | 32610 | — |
| Bascom Palmer Eye Institute | Miami | Florida | 33136 | — |
| Loyola University | Maywood | Illinois | 60153 | — |
| Indiana University | Indianapolis | Indiana | 46202 | — |
| St. Louis University | St Louis | Missouri | 63104 | — |
| New York Eye and Ear Infirmary | New York | New York | 10003 | — |
| Duke University | Durham | North Carolina | 27710 | — |
| University of Oklahoma | Oklahoma City | Oklahoma | 73104 | — |
| Medical University of South Carolina | Charleston | South Carolina | 29425 | — |
| University of Texas Houston | Houston | Texas | 77030 | — |
| University of Virginia | Charlottesville | Virginia | 22908 | — |
| University of Wisconsin | Madison | Wisconsin | 53705 | — |
| Medical College of Wisconsin | Milwaukee | Wisconsin | 53226 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00306852, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 24, 2015 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00306852 live on ClinicalTrials.gov.