Comparing the measurement properties of visual analogue and verbal rating scales.

Jyoti KhadkaPaul G SchoneveldKonrad Pesudovs

Published in: Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists) (2021)

The KORQ demonstrated superior psychometric properties when measured using a VRS than with a VAS. This illustrates the advantages of verbal rating scales for a patient-reported outcome measurement over a visual analogue scale.

Keyphrases

psychometric properties
patient reported outcomes
working memory