Vision impairment and major eye diseases reduce vision-specific emotional well-being in a Chinese population

Abstract

Aims To assess the relationship between vision impairment (VI) and major eye diseases, with vision-specific emotional well-being in a Chinese population. Methods In this population-based cross-sectional study, 3353 Chinese participants aged 40-80 years answered the emotional well-being scale of the Impact of Vision Impairment questionnaire, validated using Rasch analysis. Participants underwent visual acuity testing and collection of sociodemographic and medical data from standardised questionnaires. The relationships between presenting bilateral VI, presence of major eye diseases (cataract, undercorrected refractive error, glaucoma, age-related macular degeneration and diabetic retinopathy)..