Fig 2. The effect of atopy and smoking on eosinophil and eosinophil-derived neurotoxin levels in healthy subjects.
A) blood eosinophils (B) serum EDN where HNS-A, healthy non-smoker atopic; HNS-NA, healthy non-smoker non-atopic; HS-A, healthy smoker atopic; HS-NA, healthy smoker non-atopic. Group means are shown with 95% CI and each cohort had 20 subjects.