Table 3.

Number of positive skin prick tests with aeroallergens

	Patient 1	Patient 2	Patient 3	Patient 4	Patient 5	Patient 6	Patient 7	Patient 8	Patient 9	Control patient
Pre	0	2	4	3	1	0	0	1	2	2
1 month	2	3	2	0	1	2	3	0		0
3 months	4	2	5	3	3	7	6		1
6 months	8	2	3	9	0	0		1
9 months		5		3				3
12 months		3		6	5	3	5	0	2	0