Table 1 Gender, age and detection of anti- P. aeruginosa IgG in patients with cystic fibrosis and in healthy controls

Number of subjects

31

24

27

35

53

Gender (M/F)

17/14

16/8

8/19

22/13

32/21

Median age - years (range)

14.7 (3 - 30)

9.0 (1.6 - 16)

8.2 (3 - 25)

3.0 (0.16 - 26)

9.7 (0.16 - 30)

% IgG seropositivity [C.I. 95%]

96.8 (81.5 - 99.8)

33.3 (16.4 - 55.3)

11.1 (2.9 - 30.3)

2.9 (0.2 - 16.6)

1.89 (0.1 - 11.4)