Base-in Prism Spectacles for Intermittent Exotropia
Public ClinicalTrials.gov record NCT03998670. 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.
Official title
Intermittent Exotropia Study 6: A Pilot Randomized Clinical Trial of Base-in Prism Spectacles for Intermittent Exotropia
Study identification
- NCT ID
- NCT03998670
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Jaeb Center for Health Research
- Other
- Enrollment
- 61 participants
Conditions and interventions
Conditions
Interventions
- Non-Prism Glasses Device
- Prism Glasses Device
Device
Eligibility (public fields only)
- Age range
- 3 Years to 13 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
- Aug 31, 2019
- Primary completion
- Jul 29, 2020
- Completion
- Jul 29, 2020
- Last update posted
- Oct 3, 2023
2019 – 2020
United States locations
- U.S. sites
- 28
- U.S. states
- 20
- U.S. cities
- 26
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UAB Pediatric Eye Care; Birmingham Health Care | Birmingham | Alabama | 35294 | — |
| Midwestern University Eye Institute | Glendale | Arizona | 85308 | — |
| Arkansas Childrens | Little Rock | Arkansas | 72202 | — |
| Southern California College of Optometry | Fullerton | California | 92831-1699 | — |
| Western University College of Optometry | Pomona | California | 91766 | — |
| Nova Southeastern University College of Optometry, The Eye Institute | Fort Lauderdale | Florida | 33382 | — |
| Ann & Robert H. Lurie Children's Hospital of Chicago | Chicago | Illinois | 60611 | — |
| Illinois College of Optometry | Chicago | Illinois | 60616 | — |
| University of Chicago | Hyde Park | Illinois | 60637 | — |
| Indiana School of Optometry | Bloomington | Indiana | 47405 | — |
| Indiana University School of Optometry | Indianapolis | Indiana | 47405 | — |
| Wolfe Eye Clinic | West Des Moines | Iowa | 50266 | — |
| University of Kentucky Department of Neurology | Lexington | Kentucky | 40536 | — |
| Wilmer Eye Institute | Baltimore | Maryland | 21287-9028 | — |
| Boston Medical Center | Boston | Massachusetts | 02118 | — |
| Boston Children's Hospital Waltham | Boston | Massachusetts | 02453 | — |
| Pediatric Ophthalmology, P.C. | Grand Rapids | Michigan | 49546 | — |
| University of Nebraska Medical Center | Omaha | Nebraska | 68114 | — |
| Cincinnati Children's Hospital | Cincinnati | Ohio | 45229 | — |
| Ohio State University College of Optometry | Columbus | Ohio | 43210-1280 | — |
| OHSU Casey Eye Institute | Portland | Oregon | 97239 | — |
| Pediatric Ophthalmology of Erie | Erie | Pennsylvania | 16501 | — |
| Salus University/Pennsylvania College of Optometry | Philadelphia | Pennsylvania | 19141 | — |
| Vanderbilt University Medical Center | Nashville | Tennessee | 37232 | — |
| Texas Children's Hospital - Dept. Of Ophthalmology | Houston | Texas | 77030 | — |
| Houston Eye Associates | The Woodlands | Texas | 77381 | — |
| Virginia Pediatric Eye Center | Norfolk | Virginia | 23502 | — |
| Gundersen Health System | La Crosse | Wisconsin | 54601 | — |
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 NCT03998670, 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 Oct 3, 2023 · Synced May 20, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03998670 live on ClinicalTrials.gov.