CompletedNot Applicable

Understanding Visual Confusion Using Stereoscopic Displays

United States13 participantsStarted 2021-11-09

Plain-language summary

In this research study we want to test how people understand a visual scene when the same image is presented to both the eyes, but portions of these images are altered in terms of contrast, depth or in some cases motion.

Who can participate

Age range14 Years

SexALL

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

Inclusion Criteria: * Better than 20/40 visual acuity in the worse eye * No restrictions of the peripheral visual field: (at least 60 degrees vertically and 40 degrees horizontally) * At least 14 years of age (no upper age limit) * Able to give voluntary, informed consent * Able to understand English * Binocular vision parameters within normal limits (Stereopsis ≤ 100 arc sec on any stereo test) Exclusion criteria: * Patients with any physical or mental disabilities, including cognitive dysfunction, balance problems, or other deficits that could impair their ability to respond to the stimuli presented in this study will be excluded * Being unable to complete sessions lasting 2-3 hours

What they're measuring

Percentage of Total Viewing Time That Peripheral Target is Perceived

Timeframe: Approximately 1-2 sessions to finish total 6 trials, up to 2 hours for each session, any time within the 4month study period

Trial details

NCT IDNCT04957745

SponsorMassachusetts Eye and Ear Infirmary

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2022-07-27

Results submitted2023-03-13

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