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 study population (n = 150)
| Variable | Fold difference/increase | 95% CI | p value |
|---|---|---|---|
| PDA = physician diagnosed asthma; DRS = dose response slope. | |||
| Atopy | 1.83 | 1.39 to 2.41 | <0.001 |
| PDA | 1.36 | 0.94 to 1.95 | 0.10 |
| Recent wheeze | 1.10 | 0.81 to 1.51 | 0.53 |
| Eosinophils (per log unit) | 1.94 | 1.26 to 3.00 | 0.003 |
| DRS (per log unit) | 1.88 | 1.25 to 2.86 | 0.003 |
| Height (per cm) | 1.02 | 1.01 to 1.03 | 0.002 |