Table 1. Odds ratios (OR, 95% CI) for different types of birch-related symptoms in Bet v 1-sensitized subjects (n = 95) with IgE to Bet v 1 above the respective cutoff values.
| Bet v 1-spec. IgE | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Type of Symptoms | symptoms Yes/No | n | cutoff (ISU) | n, below cutoff | n, above cutoff | OR | 95% CI | Sensitivity (%) (95% CI) | Specificity (%) (95% CI) |
| All types (AR, AS, AD, OAS) | Yes | 65 | 6.8 | 17 | 48 | 14.1 | 4.6-42.6 | 73.8 (62.1-83) | 83.3 (66.4-92.7) |
| No | 30 | 25 | 5 | ||||||
| AR | Yes | 65 | 1.3 | 14 | 51 | 5.4 | 2.1-13.9 | 78.5 (67-86.7) | 60 (40.8-76.8) |
| No | 30 | 18 | 12 | ||||||
| OAS | Yes | 34 | 6.8 | 3 | 31 | 18.3 | 5.0-66.9 | 91.2 (77-97) | 63.9 (51.4-74.8) |
| No | 61 | 39 | 22 | ||||||
Abbreviations: AD, atopic dermatitis; AR, allergic rhinitis; AS, allergic asthma; BAMSE cohort, Barn Allergi Miljö Stockholm Epidemiologi cohort; IgE, immunoglobulin E; ISAC, immuno solid-phase allergen chip; ISU, ISAC Standardized Units; MeDALL, mechanisms of the development of allergy; OAS, oral allergy syndrome; PR-10 allergen, pathogenesis-related allergen; r, recombinant.