Performance of Automated Vision Screening and Refraction in Young Children in Belize.
PURPOSE To determine how automated instrument-based screening with the Spot Vision Screener (SVS) (Welch Allyn, Inc/Baxter) compares with standard visual acuity testing in Belizean schoolchildren, and to compare refractive results of the SVS and QuickSee hand-held autorefractor (PlenOptika). METHODS During a school-b...