Active — Not RecruitingNot Applicable

Comparative Effect of Cylindrical Lenses Verses Spherical Equilient on Contrast Sensitivity

Pakistan68 participantsStarted 2023-10-01

Plain-language summary

the concept of spherical equivalent plays a pivotal role in simplifying the prescription and enhancing communication between eye care professionals and patients. The spherical equivalent is a calculated value that condenses the spherical and cylindrical components into a single power.

Who can participate

Age range18 Years – 35 Years

SexALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Patients within 18 to 35 years will be included. * Both genders will be included. * Patients having astigmatism will be included. * Patients having 6/6 corrected vision will be included. * Eyes having no other ocular pathology will be included. * Patients having no history of ocular surgery or corneal scar will be included. Exclusion Criteria: * i. Eyes having any ocular pathology will be excluded. * Patients with corneal suture will be excluded. * Those using contact lenses instead of spectacles for vision correction will be excluded. * Participants with a history of eye surgery within the past year will be excluded.

What they're measuring

Contrast sensitivity

Timeframe: 12 Months

Trial details

NCT IDNCT06407336

SponsorSuperior University

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2024-03-01

View on ClinicalTrials.gov More Low Vision Aids trials