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Borish Vectographic Nearpoint Card II contour and random dot stereoacuity in children
1Ohio State University College of Optometry, Columbus, Ohio 43210, USA.
Journal of Pediatric Ophthalmology and Strabismus
|August 24, 2000
Summary
The Borish Vectographic Nearpoint Card II shows high completion rates for stereoacuity testing in children. Median stereoacuity values were 80 seconds of arc for both contour and random dot tests.
Area of Science:
- Ophthalmology
- Pediatric Vision
- Visual Neuroscience
Background:
- Stereoacuity is crucial for depth perception and visual development in children.
- Assessing stereoacuity in pediatric populations requires age-appropriate and reliable testing methods.
Purpose of the Study:
- To establish completion rates and normative stereoacuity values using the Borish Vectographic Nearpoint Card II.
- To evaluate contour and random dot stereoacuity tests in a pediatric cohort.
Main Methods:
- 146 children (grades 2-4) underwent vision screening to exclude potential confounding factors.
- Stereoacuity was measured using the Borish Vectographic Nearpoint Card II (contour and random dot targets).
Main Results:
- High completion rates were observed for both stereoacuity test types.
- Median stereoacuity was 80 seconds of arc for both contour and random dot tests.
- A small number of children struggled with the random dot 'E' target at 1280 seconds of arc.
Conclusions:
- The Borish Vectographic Nearpoint Card II demonstrates high feasibility for stereoacuity assessment in school-aged children.
- The study provides normative stereoacuity data for this population, which may differ from previously reported values.