Table 3.
Comparison of our results with two previous studies in healthy individuals using commercial cycle ergometer
| This study | Roest et al. (2001)[5] | Roest et al. (2004)[6] | |
|---|---|---|---|
| n | 8 | 8 | 14 |
| Age (years) | 25.3 ± 4 | 17.5 ± 2.3 | 24.8 ± 5.2 |
| Weight (kg) | 67 ± 10 | 67 ± 12 | 74 ± 11 |
| Height (m) | 1.74 ± 0.07 | 1.74 ± 0.10 | 1.78 ± 0.06 |
| VO2max (mlO2/Kg/min) | 34.8 ± 5.4 | 39 ± 5 | 42 ± 5 |
| Rest heart rate (beats/min) | 67 ± 15 | 71 ± 10 | 67 ± 8 |
| Exercise | |||
| Heart rate (beats/min) | 110 ± 1 | 121 ± 14 | 122 ± 8 |
| EDV (ml) | 142.4 ± 25.1 | 138 ± 27 | 148 ± 26 |
| ESV (ml) | 36.2 ± 10.2 | 36 ± 12 | 36 ± 14 |
| SV (ml) | 105.7 ± 18.7 | 102 ± 19 | 112 ± 15 |
| CO (L/min) | 11.6 ± 2.1 | 12.3 ± 2.3 | |
| EF (%) | 74.3 ± 4.7 | 74 ± 6 | 77 ± 6 |
| LVM (g) | 128 ± 28 | - | 133 ± 21 |
| Workload (W) | 96 ± 27 | 130 ± 21 | 132 ± 16 |
Data are mean ± SD. EF: ejection fraction; LVM: left ventricular mass; EDV: end-diastolic volume; ESV: end-systolic volume; SV: stroke volume; CO: cardiac output.