Psychometric Validation of the ViSIO-PRO and ViSIO-ObsRO in Retinitis Pigmentosa and Leber Congenital Amaurosis.
M Dominik FischerFrancesco PatalanoChristel NaujoksJudit BanhaziChristine BouchetPaul O'BrienChristine KayJane GreenTodd A DurhamHelena BradleyNicola WilliamsonMelissa BarclayJoel SimsIsabelle AudoPublished in: Ophthalmology and therapy (2023)
Findings supported item reduction and established scoring of the instruments. Evidence of reliability and validity as outcome measures in RP/LCA was also reported. Further research is ongoing to explore responsiveness of the ViSIO-PRO and ViSIO-ObsRO instruments and interpretation of change scores.