How accurate is the Welch Allyn Spot vision screener?
In agreement with the American Academy of Pediatrics recommendations, the authors report that using the Spot Vision Screener (Welch Allyn) in a population of children (aged 6–35 months; average age, 23.3 months) showed 89.8% sensitivity and 70.4% specificity for detecting amblyopia risk factors.
How does a vision screener work?
It uses a camera to take images of a child’s undilated eyes. By looking at the configuration of the crescents of light returning after a flash (red reflex). The devices can estimate refractive error and determine which children are at risk of amblyopia (lazy eye).
How accurate are vision screeners?
Results: The Spot Vision Screener was able to successfully evaluate 313 of 330 children (95%). The sensitivity of the Spot Vision Screener to detect American Association for Pediatric Ophthalmology and Strabismus guidelines for amblyopia risk factors was 89.5% and the specificity was 76.7%.
How accurate are pediatric eye exams?
The positive predictive value was 54.05% (95% CI 38.00 – 70.11%), and negative predictive value 92.86% (95% CI 88.09 – 97.63%). Conclusion: The SPOT agrees well with CEE among children aged 0-36 months without vision problems.
How accurate is Photoscreening?
Both the MTI and VR photoscreening devices had a sensitivity of 93% (95% confidence interval 0.76-0.99) for detecting treatable ocular conditions.
What is this vision screener for?
This vision screener is designed to be used between multiple exam rooms, in large-scale, outdoor screening projects, on mission trips and everywhere you don´t have electricity. Never run out of power with rechargeable AA batteries
Why the VT1 vision screener?
Why the VT1 Vision Screener? You have the responsibility of validating driving aptitude through testing, amongst other points, the visual acuity of drivers both present and future. You have only a few minutes to perform this test and you require a tool that simplifies your daily work routine while meeting your needs.
What is spotspot vision scanner?
Spot ® Vision Screener The Spot® Vision Screener is a handheld, portable device designed to help quickly and easily detect vision issues on patients as young as six months. Get results in seconds. Automatically capture an image from a non-invasive, three-foot distance using the fixation target and sounds that help keep a child’s focus.
Why choose instrument-based vision screening with plusoptix?
Instrument-based vision screening with Plusoptix vision screeners can help increase the number of children an organization can screen in a limited time, while having an eye on cost efficiency. Screening 80-100 children per hour is no longer a rarity. Do other vision screeners offer HOTV critical line testing?