| |
Normal Fitness
|
Impaired Fitness
|
P
|
|---|
|
Cardiopulmonary Exercise Testing
|
|
% Predicted HRmax (%)
|
99 ± 7
|
98 ± 5
|
0.65
|
|
Respiratory exchange ratio
|
1.20 ± 0.07
|
1.33 ± 0.20
|
0.086
|
|
Peak Workload (watts)
|
234 ± 89
|
156 ± 85
|
0.089
|
|
Exercise Time (mins)
|
9.0 (6.0, 12.0)
|
8.5 (5.3–11.8)
|
0.22
|
|
Peak VO2 (L/min)
|
2.5 ± 1.1
|
1.5 ± 0.7
|
0.018
|
|
Peak VO2 (mL/kg/min)
|
40.8 ± 10.0
|
27.3 ± 7.4
|
0.003
|
|
% Predicted Peak VO2 (%)
|
97 ± 14
|
70 ± 16
|
0.001
|
|
VO2 at AT (L/min)
|
1.7 ± 0.7
|
1.1 ± 0.4
|
0.025
|
|
% Predicted Peak VO2 at AT (%)
|
66 ± 12
|
50 ± 14
|
0.02
|
- Values are mean ± SD or median (interquartile range). Abbreviations: AT Anaerobic threshold, HR Heart rate, RER Respiratory exchange ratio
