From: Maximal exercise in obese patients with COPD: the role of fat free mass
Rest | Peak | |||
---|---|---|---|---|
NW | OB | NW | OB | |
VO2 (mL/min) | 284 ± 77 | 313 ± 81 | 1,114 ± 308 | 1,405 ± 482* |
VO2/FFM (mL/kg) | 6.3 ± 2.0 | 5.9 ± 1.9 | 24.1 ± 5.7 | 25.6 ± 7.6 |
Workload (watts) | 0 | 0 | 74 ± 24 | 94 ± 36* |
VE (L/min) | 11.5 ± 2.2 | 10.7 ± 3.2 | 42.1 ± 13.1 | 40.8 ± 12.3 |
IC/TLC | 0.28 ± 0.09 | 0.36 ± 0.08** | 0.25 ± 0.08 | 0.29 ± 0.08 |
VT/VC | 0.23 ± 0.08 | 0.27 ± 0.07 | 0.42 ± 0.15 | 0.55 ± 0.11** |
VT/IC | 0.36 ± 0.12 | 0.31 ± 0.09 | 0.73 ± 0.33 | 0.62 ± 0.11 |
PETCO2 (mm Hg) | 30 ± 4 | 36 ± 3 | 36 ± 6 | 44 ± 7 |
SpO2 (%) | 96 ± 2 | 95 ± 2 | 95 ± 2 | 94 ± 3 |
HR (bpm) | 79 ± 14 | 84 ± 13 | 123 ± 18 | 124 ± 18 |
O2Pulse (mL/bpm) | 3.6 ± 1.0 | 3.8 ± 0.9 | 9.2 ± 2.9 | 11.3 ± 3.7* |
VAS dyspnea (mm/watt) | 0 | 0 | 1.17 ± 1.0 | 1.12 ± 0.9 |
VAS fatigue (mm/watt) | 0 | 0 | 1.19 ± 0.5 | 0.89 ± 0.4* |