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Causes and prevalence of visual impairment in the United States

6 February 1984


Current statistics of prevalence and causes of visual impairment 1n the United States are presented. A decrease in legal blindness caused by cataract, optic nerve atrophy, retrolental fibroplasia, and glaucoma is shown. The population over age 65 now comprises a larger proportion of those with severe visual impairment.


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