Table 3 Variables associated with a decline in the z-score for FEF25–75 %
From: Lung function in severe pediatric asthma: a longitudinal study in children and adolescents in Brazil
FEF25–75% (z-score) | Slope (95% CI)a | p |
|---|---|---|
(Intercept) | 1.74 (0.97; 2.50) | 0.000 |
Study follow-up (months) | − 0.02 (− 0.02; − 0.01) | 0.000 |
Age at first spirometry | − 0.26 (− 0.33; − 0.20) | 0.000 |
FeNO | − 0.01 (− 0.01; 0.00) | 0.001 |