From: Predictive value of IgE/IgG4 antibody ratio in children with egg allergy
IgE | IgG4 | IgE/IgG4 | |
---|---|---|---|
Cut-off value | 8.9 (kUA/L) | 1.93 (mgA/L) | 13.63 |
Sensitivity (%) | 68.3 | 53.3 | 83.3 |
Specificity (%) | 68.9 | 88.3 | 80.0 |
Positive predictive value (%) | 74.5 | 77.4 | 84.7 |
Negative predictive value (%) | 62 | 71.4 | 78.3 |
AUC* (%) | 0.697 | 0.724 | 0.847 |