Table 3.
Ergospirometric variables in CON and EXP groups pre- vs. post-intervention
| CON (n = 11) | EXP (n = 13) | |||||
|---|---|---|---|---|---|---|
| Variables | Pre | Post | SE | Pre | Post | SE |
| Absolute VO2max (L/min) | 2.1 ± 0.2 | 2.2 ± 0.3* | 0.820 (d) | 2.3 ± 0.3 | 2.4 ± 0.2 | 0.293 (d) |
| Relative VO2max (ml/kg∙min) | 33.6 ± 3.6 | 34.5 ± 3.2* | 0.881 (d) | 34.0 ± 3.9 | 35.0 ± 4.4 | 0.334 (d) |
| VEmax (L/m) | 86.5 ± 10.3 | 89.1 ± 11.0 | 0.281 (d) | 93.2 ± 16.8 | 96.5 ± 17.5 | 0.188 (d) |
| RERmax | 1.2 ± 0.1 | 1.2 ± 0.1 | 0.279 (d) | 1.2 ± 0.1 | 1.1 ± 0.05 | −0.309 (d) |
| pVO2max (W) | 196.4 ± 24.6 | 188.2 ± 27.1# | −1.000 (rrb) | 212.5 ± 20.1 | 212.3 ± 22.8# | 0.000 (rrb) |
| VT1 absolute (L/min) | 1.5 ± 0.2 | 1.4 ± 0.3 | −0.288 (d) | 1.6 ± 0.3 | 1.7 ± 0,2 | 0.514 (rrb) |
| VT1 relative (ml/kg∙min) | 23.7 ± 2.9 | 21.9 ± 2.3 | −0.394 (d) | 22.8 ± 3.0 | 24.8 ± 4.7 | 0.273 (rrb) |
| VE (VT1) (L/m) | 42.3 ± 6.0 | 40.8 ± 6.2 | 0.523 (d) | 45.2 ± 9.6 | 46.8 ± 8.7 | 0.223 (d) |
| RER (VT1) | 0.97 ± 0.07 | 0.95 ± 0.04 | −0.468 (d) | 0.96 ± 0.06 | 0.94 ± 0.05 | −0.292 (d) |
| pVT1 (W) | 102.6 ± 26.4 | 94.6 ± 26.0# | −0.433 (d) | 117.0 ± 27.6 | 117.8 ± 16.6# | 0.028 (d) |
| RPE at 120 W | 4.2 ± 1.5 | 4.3 ± 1.0 | 0.257 (d) | 4.2 ± 0.7 | 4.7 ± 0.9* | 0.425 (rrb) |
Abbreviations: CON = control group; EXP = experimental group; ES = effect size, comparing pre- vs. post-intervention; VEmax= pulmonary ventilation associated with VO2max; RERmax= respiratory exchange ratio associated with VO2max; pVO2max= power associated with VO2max; VT1 = first ventilatory threshold; VE (VT1) = pulmonary ventilation associated with VT1; RER (VT1) = respiratory exchange ratio associated with VT1; RPE = Rate of Perceived Exertion; d = Cohen's d; rrb = Rank Biserial Correlation; * = significant difference (p < 0.05) pre- vs. post-intervention; #= significant difference (p < 0.05) between groups post- intervention.