A comparison between Two-Legged (TLC) vs. One Legged (OLC) Constant Work Rate (CWR) exercise tests
| Peak values | TLC-CWR | OLC-CWR | p |
| Duration, min | 6.1 (3.7) | 22.7 (15.0) | 0.001 |
| Power, W | 68.5 (24.3) | 34.3 (12.2) | <0.001 |
| Work, kJ | 26.7 (20.6) | 53.4 (48.3) | 0.02 |
| VE Peak, L/min | 70.0 (23.0) | 61.6 (28.1) | 0.03 |
| HR, beats/min | 118 (20) | 108 (20) | 0.04 |
| Borg Score, Dyspnoea * | 6 (2) | 5 (3) | 0.13 |
| Borg Score, Leg Effort * | 15(3) | 17 (4) | 0.02 |
| SpO2% | 87 (7) | 89 (6) | 0.03 |
↵Mean SD,* = median IQR, SpO2 = oxygen saturation by pulse oximetry.