Slightly over 5 percent of the nearly 39 million Americans age 65 and older in 2007 reported one or more cognitive disorders, such as senility or dementia, according to the latest News and Numbers from the Agency for Healthcare Research and Quality.
Seniors age 85 and older were the most likely to have reported one or more cognitive disorders (18.4 percent), compared to seniors ages 75 to 84 (6 percent) and seniors ages 65 to 74 (1.1 percent).
AHRQ found that for elderly Americans age 65 and older in 2007:
• Seniors with less than a high school education were more likely to have reported one or more cognitive disorders than seniors that were high school graduates (8.6 percent and 4.9 percent, respectively) or seniors with more than a high school education (2.7 percent ).
• Nearly 8 percent of poor seniors reported one or more cognitive disorders compared to 4.1 percent of middle and high income seniors reporting such a condition.
• Nearly 11 percent of seniors who had both Medicare and another type of supplemental public insurance reported one or more cognitive disorders, compared to 5 percent of seniors with Medicare only and 4.1 percent of seniors with Medicare and supplemental private insurance.
• Average annual health care expense for seniors reporting one or more cognitive disorders totaled $15,549 a year, compared to $9,019 for seniors not reporting any cognitive disorders.
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