Variables | Mean ± SD | Test-retest analyses |
---|---|---|
n = 301 | n = 20 | |
Gender (male/female) | 241/60 | 15/5 |
Age (yrs) | 65 ± 7 | 68 ± 6 |
BMI (kg/m 2 ) | 25 ± 5 | 27 ± 6 |
FEV 1 (% pred) | 42 ± 15 | 52 ± 11 |
FEV 1 /FVC (%) | 39 ± 10 | 42 ± 9 |
GOLD stage (I/II/III/IV) | 2/20/56/22 | 0/35/60/5 |
FRC (% pred) | 156 ± 36 | 164 ± 37 |
TLC (% pred) | 113 ± 18 | 124 ± 25 |
TL, CO (% pred) | 47 ± 16 | 27 ± 6 |
PImax (% pred) | 77 ± 26 | 75 ± 12 |
VO 2 max (ml/kg/min) | 14 ± 6 | 14 ± 4 |
W max (% pred) | 64 ± 25 | 78 ± 20 |
6MWD (m) | 396 ± 124 | 510 ± 85 |
PFSDQ-M activity (points) | 47 ± 17 | 29 ± 18 |
PFSDQ-M dyspnea (points) | 48 ± 17 | 28 ± 20 |
PFSDQ-M fatigue (points) | 42 ± 19 | 24 ± 20 |