Table 2.
Baseline characteristics of study subjects.
| Characteristics | 1 year group | 2 years group | 3 years group |
|---|---|---|---|
| Cases | 107 | 74 | 134 |
| Age (years) | 7.5 ± 3.5 | 7.2 ± 2.7 | 6.7 ± 2.3 |
| Male/female | 76/31 | 52/21 | 91/43 |
| BMI | 16.2 ± 3.6 | 15.1 ± 3.3 | 15.3 ± 3.1 |
| Duration of symptoms, (years) | 1.8 ± 1.3 | 1.7 ± 1.5 | 1.9 ± 1.3 |
| Disease severity (moderate/severe) | 43/64 | 20/54 | 54/80 |
| Serum sIgE level to Der p (IU/mL) | 26.6 (2.1–98.5) | 21.3 (9.8–87.3) | 19.5 (3.8–95.1) |
| Serum sIgE level to Der f (IU/mL) | 38.2 (3.1–93.8) | 31.8 (1.9–66.4) | 25.4 (4.9–91.7) |
| Total IgE (IU/mL) | 265.4 (42.1–838.4) | 211.8 (25.6–731.4) | 315.6 (12.9–679.2) |
BMI, body mass index; Der p, Dermatophagoïdes pteronyssinus; Der f, Dermatophagoïdes farina