TABLE 1.
Baseline demographic characteristics
| Followed in clinic | History of egg exposure | No history of egg exposure | |
|---|---|---|---|
| n = 29 | n = 18 | n = 11 | |
| At initial appt | |||
| Age in months | Median 18 | Median 17 | Median 20.5 |
| SPT wheal (mm) | Mean 3.8 | Mean 4 | Mean 3.6 |
| SpIgE egg (KUA/L) | Mean: 12.4 | Mean: 7.3 | Mean: 14.5 |
| Range: 3.1–24.5 | Range: 7–7.5 | Range: 3.1–24.5 | |
| Index reactions | |||
| Anaphylaxis | 3 | 3 | 0 |
| Skin reaction | 14 | 14 | 0 |
| GI reaction | 1 | 1 | 0 |
| Positive SPT, no exposure | 11 | 0 | 11 |
| Comorbidities | |||
| Eczema | 16 (55%) | 12 (67%) | 4 (36%) |
| Asthma | 1 (3%) | 0 (0%) | 1 (9%) |
| Allergic rhinitis | 2 (7%) | 1 (6%) | 1 (9%) |
| Peanut allergy | 15 (52%) | 8 (44%) | 7 (64%) |
| Other food allergy | 15 (52%) | 7 (39%) | 8 (73%) |
| Allergy profile | |||
| Egg only | 7 (24%) | 5 (28%) | 2 (18%) |
| Peanut & egg only | 7 (24%) | 5 (28%) | 2 (18%) |
| Egg, peanut & other food allergy | 8 (28%) | 3 (17%) | 5 (45%) |
| Egg & other food allergy but not peanut | 7 (24%) | 4 (22%) | 3 (27%) |
| Medically perceived parental anxiety/reluctance to proceed with ladder | 6 (21%) | 3 (38%) | 3 (27%) |