Table 4 Likelihood of development of severe food allergy reactions in those with parent-reported breastfeeding symptoms compared to those who reported symptoms from direct ingestion of egg, milk, and peanut
|  | Egg allergy (n = 557) | OR (95% CI) | p-value | |
|---|---|---|---|---|
Severe reaction (n = 147) | No severe reaction (n = 410) | |||
n (%) | n (%) | |||
Parent-reported symptoms while breastfeeding | ||||
 Yes | 15 (22%) | 52 (78%) | 0.79 (0.42–1.46) | 0.443 |
 No | 132 (27%) | 358 (73%) | Reference | |
|  | Milk allergy (n = 532) | OR (95% CI) | p-value | |
|---|---|---|---|---|
Severe reaction (n = 271) | No severe reaction (n = 261) | |||
n (%) | n (%) | |||
Parent-reported symptoms while breastfeeding | ||||
 Yes | 64 (44%) | 81 (56%) | 0.68 (0.45–1.01) | 0.053 |
 No | 207 (53%) | 180 (47%) | Reference | |
|  | Peanut allergy (n = 803) | OR (95% CI) | p-value | |
|---|---|---|---|---|
Severe reaction (n = 266) | No severe reaction (n = 537) | |||
n (%) | n (%) | |||
Parent-reported symptoms while breastfeeding | ||||
 Yes | 15 (33%) | 30 (67%) | 1.00 (0.52–1.93) | 0.995 |
 No | 251 (33%) | 507 (67%) | Reference | |