Toward International Comparability of Survey Statistics on Visual Impairment: The DISTAB Project

Using data from recent national disability surveys in Australia, Canada, France, the Netherlands, South Africa, and the United States, an international team of researchers coded indicators of several types of disability using the International Classification of Functioning, Disability, and Health. This article discusses the Disability Tabulations (DISTAB) project and presents and evaluates the estimates of the prevalence of visual impairments.