Table 1 Characteristics of the study group (% in columns)
Total | ||
|---|---|---|
N | % | |
Total | 3856 | 100 |
Age | ||
6–7 years | 967 | 25.1 |
13–14 years | 1084 | 28.1 |
20–24 years | 457 | 11.9 |
25–29 years | 353 | 9.2 |
30–34 years | 350 | 9.1 |
35–39 years | 320 | 8.3 |
40–44 years | 325 | 8.4 |
Gender | ||
Female | 2102 | 54.5 |
Male | 1754 | 45.5 |
Allergic diseases | ||
Asthma | 415 | 10.8 |
Asthma alone (without AR, AD) | 138 | 3.6 |
Allergic rhinitis | 1130 | 29.3 |
Allergic rhinitis alone (without A, AD) | 790 | 20.5 |
Atopic dermatitis | 278 | 7.2 |
Atopic dermatitis alone (without A, AR) | 142 | 3.7 |
Food allergy | 344 | 8.9 |
Drug allergy | 165 | 4.3 |
Insect venom allergy | 94 | 2.4 |
Urticaria | 247 | 6.4 |
Positive SPT (≥ 3 mm) | ||
Control | 31 | 0.8 |
Histamine | 3617 | 93.8 |
Dog | 346 | 9.0 |
Cat | 512 | 13.3 |
Cladosporium | 212 | 5.5 |
Alternaria | 331 | 8.6 |
Hazel & Alder & Birch | 753 | 19.5 |
D. pteronyssinus & D. farinae | 1039 | 26.9 |
Grass pollen & Rye grass | 904 | 23.4 |
Mugwort, Plantain | 738 | 19.1 |
Positive sIgE (≥ 1 class) | ||
d1—D. pteronyssinus | 563 | 14.7 |
g6—Phleum pratense | 509 | 13.3 |
m6—Alternaria alternata | 149 | 3.9 |
e1—cat | 235 | 6.1 |
SPTsa | ||
All 8 SPTs negative | 2158 | 56 |
Only 1 of 8 SPTs ≥ 3 mm | 583 | 15.1 |
Polysensitisation (≥ 3 mm) | 1115 | 28.9 |
All 8 SPTs < 6 mm | 2960 | 76.8 |
Only 1 of 8 SPTs ≥ 6 mm | 506 | 13.1 |
Polysensitisation (≥ 6 mm) | 390 | 10.1 |
sIgEb | ||
All sIgE in class 0 | 2885 | 74.8 |
1 of 4 sIgE ≥ class 1 | 621 | 16.1 |
Polysensitisation (≥ class 1) | 350 | 9.1 |
All sIgE class in 0 or 1 | 3032 | 78.6 |
1 of 4 sIgE ≥ class 2 | 571 | 14.8 |
Polysensitisation (≥ class 2) | 253 | 6.6 |