Approximately Two-Thirds of Americans with Alzheimer's Disease (5,200,000 Americans Total

Multiple Choice

Approximately two-thirds of Americans with Alzheimer's disease (5,200,000 Americans total in 2014) are women age 60 and older, of whom there are about 21 million in the country. What is the prevalence of Alzheimer's disease in that demographic?

A) 145.91 Alzheimer's cases per 1,000 females age 60 and older
B) 156.22 Alzheimer's cases per 1,000 females age 60 and older
C) 165.08 Alzheimer's cases per 1,000 females age 60 and older
D) 174.29 Alzheimer's cases per 1,000 females age 60 and older