Silver Book Fact
Close to 2.3 million Americans age 40 and older have glaucoma–1.9% of the 40 and older population.
Prevent Blindness America. Vision Problems in the U.S. 2008: Prevalence of adult vision impairment and age-related eye disease in America. Chicago: IL: Prevent Blindness America; 2008. https://www.preventblindness.org/sites/default/files/national/documents/VPUS_2008_update.pdf