Table 3.

Estimates of the Numbers and Percentages of the US Population Vaccinated Against or Infected by Pandemic Influenza A (H1N1), 2009–2010

Age Group, years	Populationa	Infectedb			Vaccinatedc		Total
		No.	Range	%	No.	%	No.	%
0–17	78M	28M	21M–42M	36	23M	29	42M	55
≥18	228M	61M	43M–90M	27	38M	17	84M	39
Total	307M	90M	64M–131M	29	61M	20	126M	43

Abbreviation: M, million.

^aPopulation estimates were obtained from the Census Bureau (12).

^bCase estimates and ranges were obtained from the Centers for Disease Control and Prevention (3).

^cVaccine coverage estimates were obtained from the Centers for Disease Control and Prevention (2).