Status:
UNKNOWN
Development and Validation of a Novel Stereoacuity Test Using Head-mounted Display
Lead Sponsor:
Yonsei University
Conditions:
Normal Healthy Volunteers
Eligibility:
All Genders
19-60 years
Brief Summary
This prospective study investigated the validity and test-retest reliability of stereopsis test using head-mount display (HMD). Contour-based circles (crossed disparity: 1,960 to 195 arc of seconds(ar...
Eligibility Criteria
Inclusion
- 1\. The subjects who want or need to visual acuity test or to test for a prescription for glasses visited the hospital. 2. The Subjects' ages ranged from 19 to 60 years in the study.
Exclusion
- Ocular alignment was assessed with cover-uncover and alternate prism cover testing at distance and near. Significant exodeviation included exophoria was considered to be ≥6 prism diopters were excluded.
- Subjects with a history of ocular surgery within 3 months of the study were excluded.
- Foreigners or subjects who are unable to understand informed consent were excluded.
- Subjects with a history of eye problems, including infection, inflammation, cataract, vitreous opacity or retinal diseases were excluded.
- Subjects with corrected visual acuity of 20/32 in bad eye were excluded.
- Subjects with significant refractive error considered to be ≥2.00 diopters of anisometropia were excluded.
- A female who is pregnant, may be pregnant, or is lactating was excluded.
Key Trial Info
Start Date :
July 24 2017
Trial Type :
OBSERVATIONAL
Allocation :
ESTIMATED
End Date :
July 1 2018
Estimated Enrollment :
30 Patients enrolled
Trial Details
Trial ID
NCT03234504
Start Date
July 24 2017
End Date
July 1 2018
Last Update
June 20 2018
Active Locations (1)
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1
Institute of Vision Research, Department of Ophthalmology
Seoul, South Korea, 03722