Table 2: Inflammatory markers from upper and lower airways.

FENO, ppb
Alveolar NO, ppb
pH of EBC
ECP, ng/mL (nasal wash)
Eosinophils, % (nasal wash)
Neutrophils, % (nasal wash)
Macrophages, % (nasal wash)
Lymphocytes, % (nasal wash)

EBC: exhaled breath condensate; ECP: eosinophil cationic protein.