Table 4.
Cardiopulmonary exercise testing responses pre and post 3 months
| Variables | SG (N = 20) | CART-G (N = 21) | Time factor | Exercise factor | Interaction | ||
|---|---|---|---|---|---|---|---|
| CPX (peak) | Pre | Post | Pre | Post | |||
| Workload (watts) | 123.6 ± 36.9 | 122.1 ± 32.9 | 124.6 ± 29.1 | 149.9 ± 29‡† | 0.19 | <0.001 | <0.001 |
| VE (l min−1) | 74.2 ± 21.2 | 62.8 ± 14.0 | 72.4 ± 15.2 | 80.6 ± 13.7‡† | 0.12 | 0.53 | <0.001 |
| VO2 (ml kg−1 min−1) | 21.7 ± 4.5 | 21 ± 3.3 | 22.9 ± 6.1 | 27.2 ± 4.7‡† | 0.02 | 0.02 | 0.002 |
| VO2 (ml min−1) | 1935.7 ± 581.1 | 1796.9 ± 485.4 | 2074 ± 443.8 | 2323.3 ± 523.8‡† | 0.38 | 0.05 | 0.004 |
| VO2 (ml min−1) % pred | 108.8 ± 21.3 | 102.3 ± 20.5 | 111.8 ± 24.6 | 125.5 ± 27‡† | 0.28 | 0.09 | 0.004 |
| VCO2 (ml min−1) | 2240.2 ± 612.6 | 2068.5 ± 444.1 | 2269.1 ± 478.7 | 2542.8 ± 485.5‡† | 0.14 | 0.48 | 0.004 |
| VE/VCO2 slope | 32.6 ± 3.6 | 30.1 ± 3.1 | 31.6 ± 3.6 | 32.4 ± 3.1 | 0.55 | 0.17 | 0.006 |
| RER | 1.3 ± 0.1 | 1.2 ± 0.1 | 1.2 ± 0.1 | 1.2 ± 0.1 | 0.40 | 0.03 | 0.72 |
| HR (bpm) | 147.6 ± 13.9 | 139.9 ± 19.3 | 146.7 ± 12.9 | 149.8 ± 14.4 | 0.33 | 0.34 | 0.03 |
| HR (bpm) % pred | 91 ± 10 | 86 ± 15 | 84 ± 22 | 90 ± 11 | 0.36 | 0.95 | 0.03 |
| O2 pulse (ml beat−1) | 10.5 ± 3.6 | 10.9 ± 3.4 | 11.7 ± 2.1 | 12.8 ± 3.1 | 0.08 | 0.12 | 0.07 |
| Dyspnea (0–10) | 5.1 ± 2.9 | 4.3 ± 2.1 | 5.4 ± 2.4 | 6.1 ± 1.6 | 0.07 | 0.86 | 0.09 |
| Leg effort (0–10) | 4.7 ± 2.9 | 4.4 ± 2.2 | 5.1 ± 2.6 | 5.8 ± 2.6 | 0.19 | 0.70 | 0.32 |
Data are reported as means ± SD. P ≤ 0.05, sedentary group pre × sedentary group post; ‡exercise group pre × exercise group post, †sedentary group post × exercise group post