Abstract:Objective
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.
Background
The original UPSIS filled a gap in available tools for assessment of headache‐associated light sensitivity by providing patient‐reported evaluation of the impact of light sensitivity on activities of daily living (ADLs). We have since revised the or… Show more
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