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Data tables for figures 4.1-4.3:
Data table for figure 4.1. Percent of adults aged 18 years and over who received influenza vaccine during the past 12 months, by age group: United States, 1997-2001

Year/quarter

Percent (95% confidence interval)

18-49 years

50-64 years

65 years and over

1997
Quarter 1
Quarter 2
Quarter 3
Quarter 4

13.6 (12.5-14.6)
14.5 (13.4-15.5)
13.6 (12.6-14.6)
15.6 (14.5-16.7)

30.5 (27.8-33.2)
31.3 (28.7-34.0)
32.0 (29.3-34.6)
33.6 (31.1-36.2)

65.0 (62.3-67.6)
63.7 (61.1-66.2)
63.1 (60.3-65.9)
61.2 (58.7-63.8)

1998
Quarter 1
Quarter 2
Quarter 3
Quarter 4

16.1 (14.8-17.3)
15.3 (14.1-16.5)
14.5 (13.3-15.6)
16.0 (14.8-17.2)

34.2 (31.3-37.1)
32.8 (30.1-35.5)
32.0 (29.3-34.6)
33.5 (30.8-36.1)

66.3 (63.2-69.4)
64.0 (61.3-66.8)
61.3 (58.5-64.0)
61.6 (58.7-64.5)

1999
Quarter 1
Quarter 2
Quarter 3
Quarter 4

16.3 (14.8-17.7)
16.0 (14.7-17.3)
15.8 (14.5-17.1)
17.6 (16.2-18.9)

34.2 (31.1-37.3)
32.6 (29.8-35.4)
32.8 (30.1-35.5)
36.7 (34.2-39.2)

67.0 (64.0-70.1)
66.1 (63.4-68.8)
64.1 (61.2-67.0)
65.7 (62.7-68.6)

2000
Quarter 1
Quarter 2
Quarter 3
Quarter 4

18.7 (17.3-20.0)
18.0 (16.7-19.4)
18.3 (17.0-19.5)
13.6 (12.4-14.8)

36.7 (33.8-39.5)
38.5 (35.7-41.4)
36.6 (33.7-39.5)
26.6 (24.2-29.0)

68.1 (65.2-70.9)
68.0 (65.5-70.6)
67.0 (64.3-69.7)
54.2 (51.5-57.0)

2001
Quarter 1
Quarter 2
Quarter 3
Quarter 4

14.8 (13.5-16.1)
15.9 (14.7-17.1)
15.0 (14.0-16.0)
14.6 (13.5-15.8)

32.3 (29.6-35.0)
32.5 (30.0-35.0)
33.2 (30.6-35.7)
30.6 (28.0-33.1)

63.3 (60.2-66.3)
65.4 (62.8-68.0)
63.8 (60.9-66.6)
59.5 (56.6-62.3)
 
Data table for figure 4.2. Percent of adults aged 18 years and over who received influenza vaccine during the past 12 months, by age group and sex: United States, 2001

Age and sex

Percent

95% confidence interval

18-49 years
Total
Men
Women

15.1
14.7
15.5

14.5-15.7
13.8-15.5
14.6-16.3

50-64 years
Total
Men
Women

32.2
31.2
33.9

30.8-33.5
28.3-32.2
32.1-35.7

65 years and over
Total
Men
Women

63.0
64.7
61.7

61.6-64.4
62.4-67.0
59.9-63.4
  

Data table for figure 4.3. Percent of adults aged 65 years and over who received influenza vaccine during the past 12 months, by race/ethnicity: United States, 2001

Race/ethnicity

Percent

95% confidence interval

Hispanic

51.8

46.5-57.1

White non-Hispanic

65.4

63.9-67.0

Black non-Hispanic

48.6

43.9-53.1

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This page last reviewed June 29, 2007

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Centers for Disease Control and Prevention
National Center for Health Statistics
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