Table 1 Baseline characteristics of patients in the study group
Characteristic | Group | P value | |
|---|---|---|---|
OIT (N = 30) | Untreated (N = 13) | ||
Age at the challenge test | |||
Median | 6.00 | 7.00 | 0.967 |
Range | 5.00 - 12.00 | 5.00 - 8.00 | |
Initial total IgE antibody level (UA/ml) | |||
Median | 905.5 | 618.9 | 0.272 |
Range | 108.5 - 9978.0 | 82.8 - 2054.0 | |
Initial egg-specific IgE antibody level (UA/ml) | |||
Median | 17.95 | 17.80 | 0.905 |
Range | 5.25 - 100.00 | 5.23 - 100.00 | |
Duration since last episode (years) | |||
Median | 2.00 | 2.00 | 0.807 |
Range | 0.00 - 6.00 | 0.50 - 6.00 | |
Condition of elimination -* | |||
Partial | 6.7 | 7.7 | 1.000 |
Complete | 93.3 | 92.3 | |
Presence of other food allergies -* | |||
No | 13.3 | 30.8 | 0.217 |
Yes | 86.7 | 69.2 | |
Frequency of allergic symptoms at accidental ingestion -* | |||
Never | 20.0 | 30.8 | 0.104 |
Once | 13.3 | 30.8 | |
2-10 times | 60.0 | 38.5 | |
>10 times | 6.7 | 0.0 | |
Grade of anaphylaxis at accidental ingestion -* | |||
1 | 73.3 | 69.2 | 0.893 |
2 | 20.0 | 30.8 | |
3 | 0.0 | 0.0 | |
4 | 6.7 | 0.0 | |
Frequency of emergency visit at accidental ingestion -* | |||
Never | 83.3 | 92.3 | 0.482 |
Once | 10.0 | 0.0 | |
2-5 times | 6.7 | 7.7 | |
Grade of anaphylaxis at challenge test -* | |||
1 | 46.7 | 53.8 | 0.207 |
2 | 20.0 | 46.2 | |
3 | 33.3 | 0.0 | |
4 | 0.0 | 0.0 | |
Symptoms during the challenge test -* | |||
Respiratory: cough, asthma, difficulty in breathing | 36.7 | 38.5 | 1.000 |
Skin: rash, hives, eczema | 60.0 | 23.1 | 0.045 |
Gastrointestinal: vomiting, diarrhea, abdominal pain | 26.7 | 23.1 | 1.000 |
Dislike of eggs -* | |||
No | 90.0 | 100 | 0.542 |
Yes | 10.0 | 0.0 | |