Asthma with multiple allergic comorbidities is associated with complete response to omalizumab.

The article focuses on the drug-allergy evaluation of betalactam (BL) allergy needing drug allergy work-up. It discusses the number needed to harm (NNH), which is an intervention measure, comparisons made with chi-square tests, suspicions of BL drug hypersensitive reactions, using variables in multivariate logistic analysis.