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NCT04474782 · ClinicalTrials.gov registry record

Analysis of Defocus Curve of Pre-Presbyopic and Emerging Presbyopic Patients

A clinical trial of Presbyopia, sponsored by Vance Thompson Vision.

Completed
Registry status
45
Enrollment target
1
Study location

NCT04474782 is a study of Presbyopia that has completed, run by Vance Thompson Vision. The registered enrollment target is 45 participants, below the 269-participant average among 38 other Presbyopia trials with a reported enrollment target (83% lower). The trial reports 1 study location across 1 state.

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The verdict

NCT04474782, a study of Presbyopia, has completed, sponsored by Vance Thompson Vision.

COMPLETED
Registry status
45 participants
Enrollment target
1
Study location

Study Summary

Educating patients on visual performance with presbyopic correcting intraocular lenses is crucial. Understanding the defocus curve of pre-presbyopic and emerging presbyopic crystalline lens will provide eye care provides useful information to better educate patients on visual performance expectations after cataract surgery with a presbyopic correcting intraocular lens. Our objective will be to assess the subjective range of clear vision of a pre-presbyopic and emerging presbyopic patient population utilizing a defocus curve. A comparison of the pre-presbyopic and emerging presbyopic defocus curve to all FDA-approved presbyopic intraocular lenses will be discussed in the manuscript.

Conditions Studied

Presbyopia

Interventions

  • DIAGNOSTIC_TEST There is not an intervention

Study Locations (1)

South Dakota

  • Vance Thompson Vision - Sioux Falls

Trial Details

FieldValue
Enrollment Target 45 participants
Start Date 2019-10-17
Est. Completion 2020-08-31

Sponsor

Vance Thompson Vision

14 total trials

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What the Registry Record Tells You About NCT04474782

The ClinicalTrials.gov registry entry for NCT04474782 describes a study currently listed as completed, categorized as an unspecified phase. The registered enrollment target is 45 participants, a figure that helps gauge the scale of data the investigators plan to collect, below the 269-participant average among 38 other Presbyopia trials with a reported enrollment target (83% lower). The listed sponsor is Vance Thompson Vision, which has 14 total studies on file at ClinicalTrials.gov.

The record links to 1 condition, with Presbyopia appearing as the primary indexed condition, and to 1 intervention - of which There is not an intervention is the first listed.

NCT04474782 reports 1 study location spanning 1 distinct geographic area - top geographies include South Dakota.

Frequently Asked Questions

What is clinical trial NCT04474782 about?

NCT04474782 is a clinical study titled "Analysis of Defocus Curve of Pre-Presbyopic and Emerging Presbyopic Patients". Educating patients on visual performance with presbyopic correcting intraocular lenses is crucial. Understanding the defocus curve of pre-presbyopic and emerging presbyopic crystalline lens will provide eye care provides useful information to better educate patients on visual performance expectation...

What is the current status of trial NCT04474782?

This trial is currently completed. The enrollment target is 45 participants. The study started on 2019-10-17. Estimated completion is 2020-08-31.

What conditions does trial NCT04474782 study?

This clinical trial studies the following conditions: Presbyopia.

What interventions are being tested in trial NCT04474782?

The interventions under investigation include: There is not an intervention (DIAGNOSTIC_TEST).

Who is sponsoring clinical trial NCT04474782?

This trial is sponsored by Vance Thompson Vision, which has 14 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT04474782 being conducted?

This trial has 1 study location across South Dakota. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

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Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This page mirrors this trial's own ClinicalTrials.gov registry record, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.