Objective.—To compare the prevalence of primary open-angle glaucoma between black
and white Americans. Design, Setting, and Participants.—The design was a population-
based prevalence survey of a noninstitutionalized black and white population aged 40 years
or older from the eastern and southeastern health districts of Baltimore, Md. A multistage
random sampling strategy was used to identify 7104 eligible participants, of whom 5308
(2395 blacks, 2913 whites) received an ophthalmologic screening examination. Those with …

Racial variations in the prevalence of primary open-angle glaucoma:the Baltimore Eye
Survey | CiNii Research … Racial variations in the prevalence of primary open-angle
glaucoma:the Baltimore Eye Survey …