Demographics
Sample size (n) 127
Male (n/%):Female (n/%) 74/58:53/42
Age (y) 69 ± 10
BMI (kg/m2) 29 ± 7
Spirometry
FVC (% predicted) 95 ± 19
FEV1 (% predicted) 92 ± 22
FEV1/FVC (% predicted) 73 ± 9
CPET metrics
Peak workload (W) 95 ± 43
Peak workload (% predicted) 85 ± 29
O2PEAK (mL/kg/min) 17.8 ± 5.2
O2PEAK (% predicted) 81 ± 20
E /CO2 slope (AU) 34 ± 6
OUES [(mL/min O2)/ (L/min E)] 1729 ± 490
O2-AT >11 mL/kg/min (n/%) 64/50
O2-AT <11 mL/kg/min (n/%) 45/35
O2-AT indeterminate (n/%) 18/14