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Visual Outcomes for Toric Efficacy Study | Clinical Trials | Clareo Health

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COMPLETEDNANCT03728218

Visual Outcomes for Toric Efficacy Study

This is a crossover study of two types of contact lenses (toric orthokeratology and soft multifocals). Primary aims are to quantify correction of astigmatism, subjective and objective visual performan...

Lead sponsor: University of Houston•1 U.S. locations•View source on ClinicalTrials.gov

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Sponsors

Lead Sponsor

University of Houston

Age

18 - 39 years

Sex

ALL

Healthy Volunteers

No

Inclusion Criteria

•18 to 39 years of age (inclusive)
•Able to read and understand the study informed consent
•Plano to -5.00 D (inclusive) vertex corrected sphere power in each eye
•1.25 to -3.50 D (inclusive) vertex corrected astigmatism in each eye
•Best corrected acuity of 20/25 or better in each eye
•No history of ocular pathology or surgery
•No significant binocular vision or accommodation abnormality (i.e. strabismus, amblyopia)
•No gas permeable lens wear for at least 1 month
•No systemic or ocular contraindications for contact lens wear
•Not pregnant/lactating (by self-report)

Exclusion Criteria

•Adults unable to consent
•Individuals who are not yet adults (infants, children, teenagers)
•Prisoners
•Students for whom one of the principal investigators have direct access to/influence on grades would be consented and seen by another investigator for all visits.
•Pregnant/lactating women (by self-report)

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Data from ClinicalTrials.govLast updated on ClinicalTrials.gov: July 14, 2020Terms

Trial snapshot

StatusCOMPLETED

PhaseNA

Enrollment34

Start dateOct 2018

Last updatedJul 14, 2020

Condition

Astigmatism Myopia

Locations shown

University of Houston

Houston, Texas

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Data Source & Attribution

This clinical trial information is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health.

ClinicalTrials.gov last update: July 14, 2020Data synced to Clareo: May 10, 2026

Modifications: This data has been reformatted for display purposes. Eligibility criteria have been parsed into inclusion/exclusion sections. Location data has been geocoded to enable distance-based search. For the authoritative and most current information, please visit ClinicalTrials.gov.

Neither the United States Government nor Clareo Health make any warranties regarding the data. Check ClinicalTrials.gov frequently for updates.

View ClinicalTrials.gov Terms and Conditions