Silver Book Fact
Increase in trouble seeing with age, 2006
16.8% of the non-institutionalized adults 65 years and older have some trouble seeing, even with glasses or contacts. That number increases to 19.9% in adults 75 years and older.
National Center for Health Statistics. Health, United States, 2006: With chartbook on trends in the health of Americans. Atlanta, GA: Centers for Disease Control & Prevention; 2006. http://www.cdc.gov/nchs/data/hus/hus06.pdf