Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions
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.
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
- 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.