Table 1 Clinical characteristics of the patients and a control group

Age

31.8 ± 12.1

31.2 ± 5.3

Sex

M:9; F:7

M:9; F:7

Disease

Allergic rhinitis

15

(93.8 %)

0

Asthma

10

(62.5 %)

0

Allergic conjunctivitis

14

(87.5 %)

0

Atopic dermatitis

1

(6.25 %)

0

Skin prick test positivity

Alder

13

(81.3 %)

0

Hazel

13

(81.3 %)

0

Birch

12

(75.0 %)

0

Grass

11

(68.8 %)

0

Specific IgE level for skin prick test—positive patients [IU/l]

Alder

15.3 ± 19.7

N.A.

Hazel

5.5 ± 7.5

N.A.

Birch

56.0 ± 39.2

N.A.

Grass

43.1 ± 46.4

N.A.

Specific IgE level for dominant allergen [IU/l]

41.0 ± 43.7

N.A.

Currently smoking

2

(12.5 %)

1

(6.25 %)

Treatment

Inhaled steroid

7

(43.8 %)

0

Short acting β₂-mimetic

2

(12.5 %)

0

Montelukast

2

(12.5 %)

0

Long acting β₂-mimetic

1

(6.25 %)

0