Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed No phase listed Observational

Visual Dysfunction in Mild Traumatic Brain Injury (MTBI): A Comparison Group Study

ClinicalTrials.gov ID: NCT00671450

Public ClinicalTrials.gov record NCT00671450. 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.

ClinicalTrials.gov public records Last synced Jun 26, 2026, 9:33 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Visual Dysfunction in MTBI: A Comparison Group Study

Study identification

NCT ID
NCT00671450
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Enrollment
75 participants

Conditions and interventions

Interventions

Not listed

Eligibility (public fields only)

Age range
19 Years to 39 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, 2008
Primary completion
Jun 30, 2009
Completion
Jul 31, 2009
Last update posted
Jan 27, 2013

2008 – 2009

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
VA Palo Alto Health Care System Palo Alto California 94304-1290

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 NCT00671450, 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 Jan 27, 2013 · Synced Jun 26, 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 NCT00671450 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →