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Table 1 Characteristics of patients with a suspected hypersensibility to beta-lactams

From: Comprehensive allergy work-up is mandatory in cystic fibrosis patients who report a history suggestive of drug allergy to beta-lactam antibiotics

Patients with compatible history of B-lactams hypersensitivity 23  
Males 16 (69.6%)
Mean age at diagnosis 8.5 (SD 13.3)
Mean age at reaction 21.2 (SD 11.2)
Patients' Genotype (CFTR gene)   
F508del/F508del 15 (65.2%)
F508del/R1162 X 1 (4.3%)
F508del/N1303 K 1 (4.3%)
F508del/R553 X 1 (4.3%)
F508del/R1102 X 1 (4.3%)
F508del/3272-2 G > A 1 (4.3%)
Other/other 3 (13.0%)
Bacterium at first reaction   
Pseudomonas aer. 11 (47.8%)
Staph. aureus 4 (17.4%)
Other 2 (8.7%)
Unknown 6 (26.1%)