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Table 4 Influenza vaccine coverage in Portugal for the 1998/99 to 2010/11 seasons, by sex and age

From: Trends in influenza vaccination coverage in Portugal from 1998 to 2010: effect of major pandemic threats

 

1998/99

1999/00

2001/02

2002/03

2003/04

2004/05

2005/06

2006/07

2007/08

2008/09

2009/10

2010/11

Sex (%)

n = 1429

n = 1844

n = 1983

n = 1295

n = 1238

n = 1170

n = 1045

n = 1248

n = 1186

n = 1035

n = 1355

n = 1310

Male

13.9

15.5

16.9

15.0

16.6

14.8

19.2

13.0

14.9

16.7

19.1

15.9

 

(11.9; 16.3)*

(13.6; 17.6)

(15.0; 19.0)

(12.7; 17.5)

(14.3; 19.3)

(12.8; 17.1)

(16.7; 21.9)

(11.1; 15.1)

(12.9; 17.2)

(14.5; 19.3)

(16.4; 22.1)

(13.1; 19.2)

 

n = 1424

n = 1952

n = 2165

n = 1420

n = 1360

n = 1295

n = 1161

n = 1382

n = 1351

n = 1157

n = 1454

n = 1374

Female

14.4

15.7

17.1

14.9

20.1

15.9

18.9

15.5

16.9

19.7

20.0

19.1

 

(12.3; 16.7)

(13.9; 17.8)

(15.3; 19.1)

(12.8; 17.3)

(17.7; 22.8)

(13.9; 18.1)

(16.7; 21.4)

(13.6; 17.7)

(14.9; 19.1)

(17.3; 22.2)

(17.2; 23.0)

(16.1; 22.5)

p

0.794

0.870

0.892

0.973

0.058

0.472

0.899

0.076

0.207

0.093

0.664

0.056

Age group (%)

n = 390

n = 449

n = 481

n = 294

n = 290

n = 275

n = 214

n = 398

n = 352

n = 309

n = 457

n = 419

<15

12.1

14.6

10.2

5.7

8.2

6.1

11.3

4.4

3.9

5.5

12.9

9.6

 

(8.7; 16.6)

(10.9; 19.1)

(7.3; 14.0)

(3.4; 9.4)

(5.2; 12.8)

(3.8; 9.7)

(7.4; 16.7)

(2.7; 7.0)

(15.3; 21.9)

(3.5; 8.8)

(9.3; 17.6)

(5.6; 16.3)

 

n = 1266

n = 1570

n = 1617

n = 960

n = 936

n = 835

n = 704

n = 982

n = 944

n = 772

n = 1184

n = 1090

15-44

9.9

8.1

9.5

6.6

7.6

4.3

7.7

6.1

7.8

8.3

10.3

7.4

 

(8.0; 12.1)

(6.6; 9.8)

(7.9; 11.4)

(4.9; 8.8)

(5.8; 9.8)

(3.1; 5.9)

(5.9; 10.2)

(4.7; 7.9)

(6.1; 9.8)

(6.5; 10.6)

(8.1; 12.9)

(5.1; 10.5)

 

n = 818

n = 1066

n = 1244

n = 780

n = 810

n = 754

n = 707

n = 738

n = 776

n = 708

n = 800

n = 777

45 - 64

13.5

12.5

15.0

14.2

16.7

14.3

18.1

14.7

13.8

17.1

15.5

17.0

 

(10.9; 16.6)

(10.3; 15.1)

(12.8; 17.5)

(11.4; 17.5)

(13.8; 20.0)

(11.8; 17.2)

(15.2; 21.4)

(12.2; 17.6)

(11.4; 16.6)

(14.3; 20.3)

(12.4; 19.1)

(13.5;21.2)

 

n = 433

n = 616

n = 716

n = 523

n = 561

n = 601

n = 514

n = 355

n = 431

n = 396

n = 368

n = 398

≥65

31.3

39.0

41.9

36.9

46.9

39.0

41.6

50.4

51.0

53.3

52.2

48.3

 

(26.1; 36.9)

(34.3; 43.8)

(37.6; 46.3)

(31.9; 42.3)

(41.9; 52.1)

(34.9; 43.3)

(37.1; 46.3)

(44.8; 55.9)

(45.8; 56.1)

(47.9; 58.6)

(45.6; 58.7)

(40.9; 55.7)

p

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

<0.001

  1. Notes: *95% confidence Interval; p-value; n sample size.