Demographic characteristics of children with suspected hypersensitivity reactions to beta-lactam antibiotics
| Number of reactions N=232 | |
| Age | 6.26±3.87 |
| Mean±SD (years) median (range) | 5 (1–15) |
| Sex | |
| Female, n (%) | 108 (50.7%) |
| Male, n (%) | 105 (49.3%) |
| Personal history of atopy | 63 (29.7%) |
| Rhinitis, n (%) | 33 (15.5%) |
| Asthma, n (%) | 35 (16.4%) |
| Atopic dermatitis, n (%) | 18 (8.5%) |
| Food allergy, n (%) | 2 (0.9%) |
| Family history of drug allergy | 13 (6.1%) |
| Parents | 6 (2.8%) |
| Grandparents | 6 (2.8%) |
| Brothers | 1 (0.5%) |