Association Between Light Spectrum and Survival After Cataract Surgery
Public ClinicalTrials.gov record NCT04187157. 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
Association Between the Implantation of Conventional or Blue Light-filtering Intraocular Lens and Survival Among Patients Undergoing Bilateral Cataract Surgery: a Multi-center, Observational Cohort Study
Study identification
- NCT ID
- NCT04187157
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- University of Pittsburgh
- Other
- Enrollment
- 10,192 participants
Conditions and interventions
Conditions
Interventions
- Blue-light filtering intraocular lens Device
- Conventional intraocular lens Device
Device
Eligibility (public fields only)
- Age range
- 65 Years and older
- 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
- Dec 31, 2011
- Primary completion
- Apr 29, 2019
- Completion
- Apr 29, 2019
- Last update posted
- Dec 4, 2019
2012 – 2019
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UPMC-Presbyterian Hospital | Pittsburgh | Pennsylvania | 15213 | — |
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 NCT04187157, 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 Dec 4, 2019 · Synced May 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04187157 live on ClinicalTrials.gov.