Table 1. Background factors (n=6).
| Background factors | Value | |
|---|---|---|
| Male sex | 2 (33.3) | |
| Age of study participation (yr) | 9.5 (6–10) | |
| Age of onset (yr) | 7.0 (3–8) | |
| Comorbidity | ||
| Bronchial asthma | 3 (50.0) | |
| Allergic rhinitis | 2 (33.3) | |
| Cedar pollinosis | 2 (33.3) | |
| Atopic dermatitis | 3 (50.0) | |
| Type1 food allergy | 2 (33.3) | |
| Ingestible amount of soy milk (mL) | 1.5 (1–2) | |
| Total IgE titer (IU/mL) | 733.0 (510.3–1,554.3) | |
| Specific IgE titer | ||
| Birch (IUA/mL) | 186.0 (154.0–295.3) | |
| Alder (IUA/mL) | 40.6 (39.5–55.2) | |
| Gly m 4 (UA/mL) | 48.7 (21.5–73.3) | |
| Soybean (IUA/mL) | 1.2 (0.7–9.4) | |
| Dermatophagoides pteronyssinus (IUA/mL) | 76.0 (0.8–166.0) | |
| Dermatophagoides farinae (IUA/mL) | 115.3 (2.2–276.3) | |
| Japanese cedar (IUA/mL) | 12.4 (11.8–25.2) | |
Values are presented as number (%) or median (interquartile range).
Background factors of patients were evaluated at the time of study participation.
Age of onset was defined as the age at which PFAS with soybean allergy was confirmed by interview.
PFAS, pollen-food allergy syndrome.