Prevalence of major eye diseases and causes of visual impairment in the adult Finnish population: a nationwide population‐based survey

. Purpose: To estimate the prevalence of cataract, glaucoma, age‐related maculopathy (ARM) and diabetic retinopathy (DR) in the adult Finnish population. Methods: A representative cross‐sectional sample of the Finnish population aged 30 years and older. Of the 7979 eligible people, 7413 (93%) were interviewed and/or examined. The interview included self‐reported doctor‐made diagnoses of cataract, glaucoma, degenerative fundus changes (mainly ARM) or DR. Information on self‐reported eye diseases was complemented with data from national registers, and case records were gathered for non‐participants and persons with visual acuity (VA)