Cataract in indigenous Australians: The National Indigenous Eye Health Survey

Abstract

Background: To determine the prevalence of vision loss due to cataract in indigenous Australians.Methods: A national, stratified, random cluster sample was selected in 30 communities across Australia. Data collection was undertaken in 2008. Adults 40 years and older were examined using a standardized protocol that included a questionnaire. The presence of visually significant cataract was assessed.Results: Response rates were good and 1189 indigenous adults were examined and overall recruitment was 72%. Low vision (<6/12-6/60) due to cataract occurred in 2.52% (1.63-3.41%) and blindness (<6/60) in 0.59% (95% CI: 0.24-1.21%). The cataract coverage rate (proportion of those with visually signi..