Reliability and validity of the PedsQL 4.0 Generic Core Scales in pediatric vision impairment.

Background: The PedsQL 4.0 is a generic health-related quality-of-life (HRQoL) instrument that has been used across many pediatric health conditions. The purpose of this study was to investigate its use in children with vision impairment and to test its ability to distinguish between visually impaired and normally sighted children.