Normal IgE (n = 18)

High IgE (n = 32)

P-value

Sex:

0.832

Male

9

37.5

15

62.5

Female

9

34.6

17

65.4

Age: Mean ± SD (Range)

49.22 ± 7.77

45.09 ± 14.88

0.280

Smoking:

0.129

Smoker

7

38.9

11

61.1

Non-smoker

9

30.0

21

70.0

Ex-smoker

2

100.0

0

0.0