NCT07755748Recruiting
Glaucoma Screening to Enhance At-Risk Californians' Health - Survey Response Incentives
Source: ClinicalTrials.gov · Last updated 9 Sept 2026
Brief summary (registry, in English)
This is a randomized trial to assess whether offering a financial incentive will improve the response rate to a telephone survey. Three incentive approaches will be compared: a $5 gift card, entry into a monthly $100 drawing, or no incentive.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 2000 (estimated)
- First submitted
- 4 Aug 2026
- Start date
- 1 Feb 2026
- Primary completion date
- 31 Jan 2029
- Lead sponsor
- University of California, San Francisco
- Diseases
- Glaucoma
- NCT number
- NCT07755748
What you commit to
- Study type: Interventional
- Planned participants: 2000
- From 1 Feb 2026 to the primary completion date, 31 Jan 2029
- 2 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other
- \- Patients without a valid phone number
Who the study is looking for
- \- Participating in GSEARCH trial
Age in the registry: 50 years to - · Sex: All · Does not accept healthy volunteers
Sites (2)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Baywell Health Coordinator of this site? Confirm its status | Oakland | United States | Recruiting |
| University of California San Francisco Coordinator of this site? Confirm its status | San Francisco | United States | Active, not recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.