Observed incidence of glaucoma in Hälsingland, Sweden.

In a well defined population, the observed incidence of different types of glaucoma during the years 1980-82 is presented. The great majority of glaucoma patients was found to have primary open angle glaucoma, and of these approximately 3/4 had capsular glaucoma. The observed annual incidence of all types of glaucoma increases with increasing age to a maximum of 0.7% in the age group 81-85 years. In the same age group, the annual incidence of primary open angle glaucoma with visual field defects was 0.44%.