Autostereoscopic Dynamic Near Vision Testing (PDICheck)

Alaska Blind Child Discovery

Status: Suspended

Conditions: Visual Suppression; Amblyopia; Color Vision Defects

Treatments: Diagnostic Test: stereopsis; Diagnostic Test: Color vision; Diagnostic Test: Visual Acuity

Study type: Observational

Funder types: Other

Identifiers

NCT04606355

PDICheck

Details and patient eligibility

About

This is an analysis of tests of near vision.

Visual perception testing using a novel program on an interactive three dimensional electronic device:

Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and color are compared with other conventional or similar tests.

Full description

Subjects with normal vision, exceptional vision, or visual deficits have near vision tested on the PDI Check game and compared to other clinical tests.

Interclass Correlation and Bland Altman analysis utilized for continuous data. Sensitivity and Specificity calculated for defined clinical entities. Subjects are not assigned to either one screening test or another; instead different tests are compared.

Enrollment: 300 estimated patients

Sex: All

Ages: 1 to 95 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Normal subjects, patients with deficient binocular vision, patients with color vision disorders

Exclusion criteria

• phthisis, enucleations

Trial design

300 participants in 1 patient group

PDI Check & Conventional

Description:

Autostereoscopic, dynamic forced choice game (ie on Nintendo 3DS) and Rosenbaum or HOTV near card, Ishihara color plates, Innova Rabin color test, Titmus Stereo test

Treatment:

Diagnostic Test: Visual Acuity

Diagnostic Test: Color vision

Diagnostic Test: stereopsis