Table 3. Changes between baseline and final CPET.
|
Exercise (n=13) |
Control (n=12) |
|||||
|---|---|---|---|---|---|---|
| Baseline | Final | P-value | Baseline | Final | P-value | |
| ET | 10.3 (8.6–12.1) | 9.9 (9.0–11.1) | 0.689 | 8.8 (7.1–11) | 9.1 (6.8–11.2) | 0.333 |
| MET | 7.8±1.8 | 8.0±1.6 | 0.807 | 7.5±2.6 | 7.9±3.1 | 0.312 |
| HRmax (%) | 75.5±10.4 | 73.2±11.6 | 0.373 | 71.7±8.0 | 71.2±11.5 | 0.648 |
| CR (b.p.m./MET) | 7.6±1.9 | 7.2±2.5 | 0.468 | 8.8±3.1 | 7.4±2.5 | 0.019 |
| HRR at 1 min (beats) | 18.0±7.9 | 18.7±5.8 | 0.766 | 20.6±12.4 | 20.9±9.9 | 0.907 |
| PR (mm Hg/MET) | 6.1±2.2 | 4.1±2.5 | 0.023 | 3.3±2.0 | 3.3±2.0 | 1.000 |
| RQ | 1.19±0.14 | 1.21±0.14 | 0.138 | 1.20±0.10 | 1.21±0.12 | 0.741 |
| Peak VO2 (mlO2/kg/min) | 28.5±5.5 | 27.6±4.9 | 0.605 | 24.4±9.1 | 26.1±8.5 | 0.116 |
| AT (mlO2/kg/min) | 19.8±5.7 | 16.7±6.8 | 0.313 | 14.5±6.0 | 17.0±3.6 | 0.202 |
| VE/VCO2 | 27.6±3.6 | 25.6±2.9 | 0.033 | 30.1±6.2 | 28.2±6.2 | 0.467 |
| VO2/RER | 19.8±5.7 | 18.6±3.5 | 0.508 | 15.4±4.1 | 16.8±3.2 | 0.332 |
| MVO2 | 1.3±0.9 | 1.5±0.8 | 0.625 | 1.4±0.8 | 1.8±0.8 | 0.221 |
AT, anaerobic threshold; b.p.m., beats per minute; CR, chronotropic response; EF, Effort time; HRmax, maximum heart rate; MET, metabolic equivalent; MVO2, myocardial oxygen consumption; PR, blood pressure response; RER, respiratory exchange ratio; RQ, respiratory quotient; VCO2, carbon dioxide production; VE, minute ventilation; VE/VCO2, minute ventilation/CO2 production; VO2, oxygen consumption.