Table 1 Persistence of AD and appearance of RC and/or asthma in relation to food sensitization and inhalant sensitization assessed through sIgE (levels of IgE > 0.35 KU/L, between 0.35 and 2 KU/L and > 2 KU/L), and through SPT at first observation.

Food sensitization

Absent

30

21

9

(specific IgE > 0.35 KU/L)

41%(29.8-52.4)

29%(18.4-39.2)

12%(4.8-19.9)

Present

54

27

21

52%(42.8-62.1)

26%(17.7-34.7)

20%(12.6-38.2)

Food sensitization

Absent

57

39

24

(specific IgE 0.35-2 KU/L)

44%(35,3-52,4)

30%(22,1-37,9)

18%(11,8-25,1)

Present

27

9

6

59%(44,5-72,9)

20%(8,1-31,0)

13%(3,3-22,8)

Food sensitization

Absent

57

30

15

(specific IgE > 2 KU/L)

48%(38.9-56.9)

25%(17.4-33.0)

13%(6.6-18.6)$

Present

27

18

15

47%(34.4-60.3)

32%(18.5-43.6)

26%(14.9-37.7)$

Food sensitization

Absent

33

22

6

(PRICK)

41.8%(30.9-52.6)

27.8%(18.0-37.7)

7.6%(1.8-13.4)£

Present

51

26

24

52.6%(42.6-62.5)

26.8%(18.0-35.6)

24.7%(16.2-33.3)£

Inhalant sensitization

Absent

62

37

19

(specific IgE > 0.35 KU/L)

44%(36,1-52,5)

26%(19,1-33,7)

14%(7,9-19,9)$

Present

22

11

11

61%(45,2-77,0)

31%(15,5-45,6)

31%(15,5-45,6)$

Inhalant sensitization

Absent

79

41

27

(PRICK)

48.5%(40.8-56.1)

25.2%(18.5-31.8)$

16.6%(10.9-22.3)

Present

5

7

3

38.5%(12.0-64.9)

53.8%(26.7-80.9)$

23.1%(0.2-46.0)