Validation of the Utah Photophobia Symptom Impact Scale (version 2) as a headache-specific photophobia assessment tool.
Authors
Cortez MM, Martindale C, Brennan KC, Kean J, Millar MM, Knudson A, Katz BJ, Digre KB, Presson AP, Zhang C
Abstract
To present an updated version of the Utah Photophobia Symptom Impact Scale version 2 (UPSIS2), providing robust clinical and psychometric validation, to improve headache-specific evaluation of light sensitivity and headache-related photophobia.
