Table 1.
Ergospirometry data (peak values) during the laboratory assessments, before and after the combined (high-interval training HIIT + resistance training) exercise program.
| Variables | Pretraining | Posttraining (3 months) | % Change (from pretraining to 3rd month of training) | Posttraining (6 months) | % Change (from pretraining to 6th month of training) |
|---|---|---|---|---|---|
| Test duration | 13 min 45 s | 23 min 40 s | +72.1 | 23 min 38 s | +71.9 |
| VO2peak (ml⋅kg−1⋅min−1) | 11.6 | 19.9 | +70.7 | 22.3 | +90.2 |
| VO2peak (ml⋅min−1) | 846 | 1441 | +70.3 | 1610 | +90.3 |
| VCO2 (ml⋅min−1) | 932 | 2,235 | +139.3 | 1,714 | +83.9 |
| VE (ml⋅min−1) | 27.3 | 73.5 | +169.2 | 81 | +196.7 |
| VE/VO2 | 32 | 51 | +59.4 | 50 | +56.3 |
| RER | 1.10 | 1.55 | +40.9 | 1.06 | −3.6 |
| HR (beats⋅min−1) | 144 | 182 | +26.4 | 180 | +25 |
| % HRmax | 73 | 92 | +26.0 | 91 | +24.7 |
| Power output (watts) | 70 | 120∗ | +71.4 | 120∗ | +71.4 |
∗Completed only 40 s of the last step. HR, heart rate; HRmax, age-predicted maximum heart rate (220 minus age, in years); RER respiratory exchange ratio; VCO2 carbon dioxide production; VE, ventilation; VE/VO2 ventilatory equivalent for oxygen; VO2peak, peak oxygen uptake.