Fig. 1From: Characteristics of different asthma phenotypes associated with cough: a prospective, multicenter survey in ChinaFlow chart of the study. #Including demographics, respiratory symptoms, concomitant symptoms, comorbidities, smoking history and medications. CVA: cough variant asthma; CPA: cough predominant asthma; CA: classic asthma FeNO: Fractional exhaled nitric oxideBack to article page