Table 1:
Baseline characteristics of the participating subjects
| Characteristics | All subjects (n=141) | Egg Allergy (n=66) | Controls (n=75) | P value* |
|---|---|---|---|---|
| Sex- Female | 46 (32.6%) | 19 (28.8%) | 27 (36.0%) | 0.38 |
| Age- Months | 9.7 (3.4) | 11.7 (2.8) | 7.9 (2.8) | 4.5×10−13 |
| Race- Caucasian | 103 (73.0%) | 47 (71.2%) | 56 (74.7%) | 0.71 |
| Egg sIgE (kUA/L) | 3.4 (5.9) | 5.3 (7.6) | 1.7 (3.2) | 5.3×10−4 |
| Egg SPT (wheal mm) | 7.0 (4.3) | 8.4 (4.0) | 5.7 (4.2) | 1.8×10−4 |
| Atopic dermatitis | 0.03 | |||
| None | 7 (5.0%) | 6 (9.1%) | 1 (1.3%) | |
| Mild | 25 (17.7%) | 16 (24.2%) | 9 (12.0%) | |
| Moderate | 70 (49.6%) | 27 (40.9%) | 43 (57.3%) | |
| Severe | 39 (27.7%) | 17 (25.8%) | 22 (29.3%) | |
| Currently breastfeeding | 55 (39.0%) | 16 (24.2%) | 39 (52.0%) | 9.7×10−4 |
| Mode of delivery- vaginal | 96 (68.1%) | 44 (66.7%) | 52 (69.3%) | 0.86 |
| Solid food intake | 127 (90.1%) | 65 (98.5%) | 62 (82.7%) | 1.5×10−3 |
| Antibiotics– any during lifetime | 88 (62.4%) | 50 (75.8%) | 38 (50.7%) | 2.9×10−3 |
| Resolution of egg allergy by age 8 yrs | n/a | 40 (60.6%) | n/a | n/a |
Number (%) or mean (SD) reported.
*
Fisher Exact test for categorical variables, T test for continuous variables