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Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions

ClinicalTrials.gov ID: NCT00581659

Public ClinicalTrials.gov record NCT00581659. 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 Sep 1, 2026, 8:23 PM EDT

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 objective of this study is to quantify differences in nighttime driving performance between the Bausch \& Lomb PureVision™ aspheric contact lenses and a conventional spherical contact lens. The primary aims of this study are to determine the differences between B\&L PureVision™ aspheric contact lenses and a conventional spherical contact lens in visual performance measures associated with driving, such as number of objects seen. The secondary aims of this study are to determine differences between B\&L PureVision™ aspheric contact lenses and a conventional spherical contact lens in driving performance measures such as number of objects hit.

Study identification

NCT ID
NCT00581659
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
University of Iowa
Other
Enrollment
40 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
25 Years to 45 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, 2007
Primary completion
Sep 30, 2008
Completion
Sep 30, 2008
Last update posted
Apr 27, 2017

2007 – 2008

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
National Advanced Driving Simulator Iowa City Iowa 52242

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

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About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00581659, 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 Apr 27, 2017 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00581659 live on ClinicalTrials.gov.

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