Visual impairment certifications in England over 16 years: annual numbers attributable to age-related macular degeneration, glaucoma, diabetes and hereditary eye disease

Individuals meeting certain criteria of sight impairment or severe sight impairment are eligible for a Certificate of Vision Impairment (CVI), which can facilitate access to support [ 1 , 2 ]. When the certificate is issued, the main cause of vision impairment is recorded. Here, we explored numbers issued in England over a 15-year period, focusing on four major causes.