Dry eye symptoms and impact on vision-related function across International Task Force guidelines severity levels in the United States.

Background: International Task Force (ITF) guidelines established a grading scheme to support treatment of dry eye disease based on clinical signs and symptoms. The purpose of this study was to assess the impact of dry eye on vision-related function across ITF severity levels using the Ocular Surface Disease Index (OSDI) questionnaire.

Methods: Non-interventional, cross-sectional study of prescription treatment-naïve dry eye patients seeking symptom relief at 10 ophthalmology and optometry practices.