Fig. 4From: A randomized trial of the efficacy and safety of quilizumab in adults with inadequately controlled allergic asthmaRate of protocol-defined asthma exacerbations through Week 36 for patients stratified by biomarkers (a: periostin; b: blood eosinophils; c: FeNO; d: serum IgE). Exac, exacerbation; M, monthly; Q, quarterlyBack to article page