Table 1

RSV epidemiology in U.S. elderly (≥65 years)

ParameterIncidence rate (%)Total no. of casesa
RSV illnesses/year∼30/1,000 (∼3)∼1,200,000
RSV medically attended illnesses/year∼10/1,000 (∼1)∼420,000
RSV-associated hospitalizations/year∼1.5/1,000 (∼0.15)∼45,000–50,000
RSV-associated deaths/year∼0.25/1,000 (∼0.025)∼10,000
  • a Total cases based on a U.S. population of ∼40,000,000 elderly, i.e., ≥65 years of age.