Silver Book Fact
Around 711,000 Americans age 80 and older have glaucoma– 7.7% of the 80 and older population.
Friedman, David S., Roger C.W. Wolfs, Benita J. O'Colmain, Barbara E. Klein, Hugh R. Taylor, Sheila West, M. Cristina Leske, Paul Mitchell, Nathan G. Congdon, and John Kempen. Prevalence of Open-Angle Glaucoma Among Adults in the United States. Archives of Ophthalmology. 2004; 122(4): 532-8. http://www.ncbi.nlm.nih.gov/sites/entrez?db=pubmed&uid=15078671&cmd=showdetailview&indexed=google