|
Diary recorded during birch pollen season (median, upper and lower quartiles). |
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| Allergic rhinitis |
Allergic asthma |
p-value |
|
|
|
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| Symptom score |
|||
| Nose and eyes |
2.4 (1.1, 3.9) |
3.8 (1.9, 4.9) |
0.37 |
| Respiratory |
1.3 (0, 4.2) |
1.3 (0.4, 2.0) |
0.83 |
| Total |
3.8 (2.4, 6.7) |
4.2 (3.0, 6.9) |
0.67 |
|
|
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| Medication score |
|||
| Oral anti-histamine |
1 (1, 1) |
1 (0, 1.1) |
0.67 |
| Topical * |
1.75 (0.25, 2) |
0.9 (0, 2.6) |
0.83 |
| Beta-2-agonists |
0 (0, 0) |
0.6 (0.2, 1.9) |
0.006* |
| Total |
3 (1.2, 3.5) |
2.7 (0.5, 5.6) |
0.79 |
|
|
|||
| Lung function |
|||
| Morning PEFR (L/min) |
575 (550, 620) |
475 (433, 551) |
0.020 |
| Evening PEFR (L/min) |
610 (555, 630) |
478 (449, 551) |
0.005 |
| ΔFEV1 ** |
-0.07 (-0.37, 0.2) |
-0.21 (-0.43, -0.16)) |
0.26 |
|
* Topical medication: anti-histamines and/or cromones ** Change in FEV1 in % compared with before-season spirometry | |||
Kämpe et al. Clinical and Molecular Allergy 2007 5:4 doi:10.1186/1476-7961-5-4 |
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