TABLE 1

Anthropometrics and spirometric parameters of the analysed population

HealthyILDAsthmaCOPDBronchiectasisUAO
Subjects, N56727478168810940
Females, n (%)300 (52.9)124 (45.3)441 (56.5)58 (8.4)66 (60.6)19 (47.5)
Age, years38.3±14.357.4±11.645.9±12.963.2±8.652.9±11.154.5±14.9
Height, cm164.3±8.3161.6±8.0162.2±8.2165.2±7.0160.0±8.4160.7±7.5
Weight, kg62.9±11.164.8±10.963.7±12.562.7±11.558.0±12.161.7±10.7
BMI, kg·m−223.2±3.124.7±3.324.1±3.722.9±3.622.5±3.723.8±3.3
FEV1, L#3.32±0.722.15±0.642.39±0.831.5±0.641.93±0.742.11±0.85
FEV1 z-score#0.291±0.914−1.766±1.664−1.784±1.902−4.12±1.796−2.506±1.942−2.034±2.34
FVC, L#3.96±0.872.71±0.843.52±0.953.02±0.802.84±0.863.22±0.84
FVC z-score#0.310±0.978−1.800±1.753−0.225±1.442−1.517±1.690−1.363±1.482−0.407±1.526
FEV1/FVC#83.8±5.580.1±8.767.2±13.048.5±12.867.2±14.164.2±16.0
FEV1/FVC z-score#−0.047±0.7910.01±1.507−2.572±2.16−4.849±2.047−2.329±2.382−2.882±2.948
MMEF, L·s−1¶3.45±1.061.89±0.881.63±0.970.59±0.391.21±0.891.76±0.82
MMEF z-score0.153±0.993−0.904±1.347−1.917±1.172−2.901±0.552−2.094±1.304−1.399±1.067
PEF, L·s−1#8.02±1.935.12±2.196.08±1.984.00±2.217.03±1.944.08±2.27
PEF z-score#0.378±0.995−1.212±1.537−2.653±1.311−0.233±1.349−1.623±1.464−2.658±1.661

Data are presented as mean±sd unless otherwise stated. ILD: interstitial lung disease; UAO: upper airway obstruction; BMI: body mass index; FEV­1: forced expiratory volume in 1 s; FVC: forced vital capacity; MMEF: maximum mid-expiratory flow; PEF: peak expiratory flow. #: 11 data were missing from this analysis; : 177 data were missing from this analysis.