Adult vaccination saves lives and is cost-effective. During influenza epide
mics, more than 20,000 estimated deaths occur in the United States. Despite
the benefits of adult vaccination and the availability of usage guidelines
, vaccination rates remain low. In 1999, only 67% and 55%. of elderly perso
ns reported receiving influenza and pneumoccal vaccines. Vaccination indica
tions are categorized as age, health, occupation, lifestyle, and environmen
t.