Table 2

Fold difference in fractional exhaled nitric oxide (FENO) in children with symptoms compared with children without symptoms, and fold increase per unit change in log(eosinophils), log(DRS), and height in atopic children (n = 80)

VariableFold difference/increase95% CIp value
PDA = physician diagnosed asthma; DRS = dose response slope.
PDA1.180.79 to 1.750.40
Recent wheeze1.090.76 to 1.570.62
Eosinophils (per log unit)2.241.22 to 4.060.01
DRS (per log unit)2.381.46 to 3.940.001
Height (per cm)1.0151.003 to 1.030.017