TABLE 2

Overview of adjusted forced expiratory flow (FEF) for all groups

MaleFemale
Subjects48466736
FEF25/FVC s−11.54±0.301.54±0.29
FEF50/FVC s−10.88±0.210.92±0.21
FEF75/FVC s−10.29±0.110.31±0.12
FEF25–75/FVC s−10.72±0.190.76±0.19

Data are presented as n or mean±sd. FEFx: forced expiratory flow at 25%, 50%, 75% or 25–75% of forced vital capacity (FVC).