Myopia:the Role of Cone Opsin Mutations & Glasses That Control Axial Elongation
Public ClinicalTrials.gov record NCT01923675. 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.
Study identification
- NCT ID
- NCT01923675
- Recruitment status
- Withdrawn
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- University of Washington
- Other
- Enrollment
- Not listed
Conditions and interventions
Conditions
Interventions
- Spectacles with red-blocking tint Other
- Spectacles with holographic diffuser and color neutral tint Other
- Spectacles with holographic diffuser and red-blocking tint Other
- Spectacles with color neutral tint Other
Other
Eligibility (public fields only)
- Age range
- 8 Years to 13 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 31, 2013
- Primary completion
- Nov 30, 2017
- Completion
- Nov 30, 2017
- Last update posted
- Aug 13, 2019
2013 – 2017
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Washington | Seattle | Washington | 98109 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01923675, 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 Aug 13, 2019 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01923675 live on ClinicalTrials.gov.