Catquest-9SF functioning over a decade - a study from the Swedish National Cataract Register.
Mats LundströmMaria KugelbergPer MontanIngela NilssonMadeleine ZetterbergKonrad PesudovsAnders BehndigPublished in: Eye and vision (London, England) (2020)
The Catquest-9SF retained stable psychometric properties over this 11-year period although more recent cohorts included slightly younger patients with somewhat better vision.