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Table 2 Prevalence (%) of positive skin prick test by age group and sex in 1994 and 2009, respectively; difference (p-value) by study year

From: Increase in sensitization to common airborne allergens among adults – two population-based studies 15 years apart

  

Age group

Sex

 

Allergen

 

20-29 y

p-value

30-39 y

p-value

40-49 y

p-value

50-60 y

p-value

Men

p-value

Women

p-value

Birch

1994

23.4

0.124

19.3

0.804

13.5

0.068

6.1

0.281

13.5

0.089

13.0

0.182

 

2009

37.5

20.7

21.5

9.2

19.3

17.4

Timothy

1994

27.7

0.050

17.4

0.562

8.6

0.002

6.7

0.037

13.9

0.024

9.8

0.001

 

2009

46.4

20.7

21.5

13.5

21.9

20.4

Mugwort

1994

2.1

0.398

0.9

0.051

8.0

0.028

1.2

0.012

3.8

0.620

3.3

0.286

 

2009

5.4

5.7

2.2

6.5

4.7

5.2

Cat

1994

23.4

0.060

22.9

0.271

15.3

0.016

10.4

0.018

16.9

0.001

15.4

0.060

 

2009

41.4

29.9

26.7

19.5

30.0

22.2

Dog

1994

17.0

0.005

20.2

0.301

12.3

0.001

8.5

0.016

13.5

<0.001

13.0

0.012

 

2009

42.9

26.4

32.5

17.3

28.8

21.7

Horse

1994

14.9

0.288

13.8

0.636

8.6

0.755

2.4

0.107

8.9

0.329

7.7

0.699

 

2009

23.2

11.5

9.6

5.9

11.6

8.7

D.pteronyssinus

1994

2.1

0.142

10.1

0.029

4.9

0.851

5.5

0.048

5.9

0.038

6.1

0.528

 

2009

8.9

2.3

4.4

1.6

2.1

4.8

D.farinae

1994

8.5

0.940

5.5

0.026

4.3

0.544

5.5

0.006

5.5

0.109

5.3

0.037

 

2009

8.9

0

3.0

0.5

2.6

1.7

Cladosporium

1994

8.5

0.526

2.8

0.430

2.5

0.552

3.0

0.191

3.0

0.375

3.7

0.199

 

2009

5.4

1.1

1.5

1.1

1.7

1.7

Alternaria

1994

4.3

0.858

3.7

0.266

4.3

0.158

1.8

0.065

4.6

0.032

2.0

0.292

 

2009

3.6

1.1

1.5

0

1.3

0.9

Any allergen

1994

55.3

0.580

36.7

0.504

35.6

0.153

26.2

0.612

34.2

0.078

35.0

0.722

 

2009

60.7

 

41.4

 

43.7

 

28.6

 

42.1

 

36.5

 
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Allergy, Asthma & Clinical Immunology

ISSN: 1710-1492

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